PTP Commands - NVIDIA Docs

PTP Debuggability Logging Examples
- Change of the State of Particular PTP Port
- Change of Grandmaster Clock

protocol ptp

	protocol ptp Enables PTP on the switch.
Syntax Description	N/A
Default	N/A
Configuration Mode	config
History	3.6.4110
Example	switch (config) # protocol ptp ... switch (config) #
Related Commands
Notes

ptp amt

	ptp amt <clock-id> no ptp amt <clock-id> Adds an acceptable master table entry. The no form of the command removes an acceptable master entry.
Syntax Description	clock-id	Clock ID
Default	N/A
Configuration Mode	config
History	3.6.8100
Example	switch (config) # ptp amt 00:11:22:FF:FE:33:44:55:66
Related Commands	show ptp amt show ptp amt log show ptp clock
Notes

ptp announce interval

	ptp announce interval <interval> Configures PTP announce interval.
Syntax Description	interval	Range: -3 to 1 Default: -2
Default	N/A
Configuration Mode	config interface port-channel config interface ethernet config interface vlan
History	3.6.4110
	3.6.8008	Added “interface vlan” configuration mode
	3.6.8100	Added "interface port-channel" configuration mode
Example	switch (config 1/1) # ptp announce interval -2 ... switch (config 1/1) #
Related Commands	show ptp interface show ptp interface <ethernet \| port-channel \| vlan>
Notes

ptp announce timeout

	ptp announce timeout <timeout> Configures PTP announce timeout.
Syntax Description	timeout	Range: 2-10 Default: 3
Default	N/A
Configuration Mode	config interface port-channel config interface ethernet config interface vlan
History	3.6.4110
	3.6.8008	Added “interface vlan” configuration mode
	3.6.8100	Added "interface port-channel" configuration mode
Example	switch (config 1/1) # ptp announce timeout 3 ... switch (config 1/1) #
Related Commands	show ptp interface show ptp interface <ethernet \| port-channel \| vlan>
Notes

ptp delay-req interval

	ptp delay-req interval <interval> Configures PTP delay-req interval.
Syntax Description	interval	Range: 0-5 Default: 0
Default	N/A
Configuration Mode	config interface port-channel config interface ethernet config interface vlan
History	3.6.4110
	3.6.8008	Added “interface vlan” configuration mode
	3.8.8100	"interface port-channel" configuration mode
	3.9.0600	Updated example and added note
Example	switch (config 1/1) # ptp delay-req interval 0 ... switch (config 1/1) #
Related Commands	show ptp interface show ptp interface <ethernet \| port-channel \| vlan>
Notes	IEEE 1588 defines delay-request as an offset from Sync Interval (logSyncInt). A value of 0 therefore matches the defined logSyncInt value. Example: logSyncInt = -3, delay-req = 0 implies delay-req message rate is -3

ptp domain

	ptp domain <domain number> Inserts the number of ptp domain.
Syntax Description	domain number	Range: 0-127
Default	127
Configuration Mode	config
History	3.6.4110
Example	switch (config) # ptp domain ... switch (config) #
Related Commands	show ptp clock
Notes

ptp enable

	ptp enable no ptp enable Enables PTP per interface. The no form of the command disables PTP per interface.
Syntax Description	N/A
Default	no ptp enable
Configuration Mode	config interface ethernet config interface port-channel config interface vlan
History	3.6.4110
	3.6.8008	Added “config interface vlan” configuration mode
	3.6.8100	Added “config interface port-channel” configuration mode
Example	switch (config interface ethernet 1/1) # ptp enable ... switch (config interface ethernet 1/1) #
Related Commands	show ptp show ptp interface show ptp interface <ethernet \| port-channel \| vlan>
Notes

ptp enable forced-master

	ptp enable forced-master no ptp enable forced-master Configures PTP interfaces to forced master state. The command allows dropping both announce and mgmt PTP messages from other PTP peers in the network. The no form of the command removes PTP interfaces from forced master state.
Syntax Description	N/A
Default	no ptp enable forced-master
Configuration Mode	config interface ethernet config interface vlan config interface port-channel
History	3.6.8100
History	3.9.2300	Added note and modified command description.
Example	switch (config interface ethernet 1/1) # ptp enable forced-master
Related Commands	show ptp show ptp interface show ptp interface <ethernet \| port-channel \| vlan> ptp enable forced-master allow-mgmt
Notes	In order to enable forced-master on the VLAN/LAG, it should be enabled on the VLAN/LAG members as well as on the VLAN/LAG itself.

ptp enable forced-master allow-mgmt

	ptp enable forced-master allow-mgmt no ptp enable forced-master allow-mgmt Configures PTP interfaces to forced master state. The command drops only announce PTP messages and allows passing mgmt PTP messages from other PTP peers in the network. The no form of the command removes PTP interfaces from forced master state.
Syntax Description	N/A
Default	no ptp enable forced-master allow-mgmt
Configuration Mode	config interface ethernet config interface vlan config interface port-channel
History	3.9.2300
Example	switch (config 1/1) # ptp enable forced-master allow-mgmt
Related Commands	ptp enable forced-master
Notes	In order to enable forced-master allow-mgmt on the VLAN/LAG, it should be enabled on the VLAN/LAG members as well as on the VLAN/LAG itself.

ptp enable ipv6

	ptp enable [forced-master] [ipv6 [mcast-scope link-local]] no ptp enable [forced-master] [ipv6 [mcast-scope link-local]] Configures PTP on the ethernet interface and enables the forced-master and support of IPv6 with a specified scope. The no form of the command removes the support from the interface.
Syntax Description	mcast-scope link-local	Sets the IPv6 multicast scope to link-local.
Default	no ptp enable ipv6
Configuration Mode	config interface ethernet
History	3.8.2000
Example	switch (config interface ethernet 1/1) # ptp enable ipv6 mcast-scope link-local
Related Commands	show ptp
Notes	When configuring PTP IPv6, the "global" multicast scope is the default.

ptp mean-path-delay

	ptp mean-path-delay <value> no ptp mean-path-delay <value> Enables logging of the mean path delay value if it exceeds the specified threshold. Disables logging of the mean path delay value if it exceeds the specified threshold.
Syntax Description	value	10-1000000000 (ns). Default 1000000000
Default	Enabled
Configuration Mode	config
History	3.8.2100
Example	switch (config) # ptp mean-path-delay 10000000
Logging Examples	Example of ptp mean-path-delay 10: Nov 11 16:18:04 arc-switch142 ptp4l: [3083.530] PTP [Debuggability]: PTP Grandmaster clock has changed from ec0d9a.fffe.603848 to 248a07.fffe.9e9adc Nov 11 16:18:04 arc-switch142 ptp4l: [3083.530] port 1: Interface Eth1/10 state changed from MASTER to UNCALIBRATED on RS_SLAVE Nov 11 16:18:05 arc-switch142 ptp4l: [3084.404] PTP slave port Eth1/10 High offset from Master -58705983752 (ns) Nov 11 16:18:06 arc-switch142 ptp4l: [3084.904] PTP slave port Eth1/10 High offset from Master -58705990066 (ns) Nov 11 16:18:06 arc-switch142 ptp4l: [3085.062] PTP slave port Eth1/10 High Mean Path Delay 56 (ns) Nov 11 16:18:06 arc-switch142 ptp4l: [3085.225] PTP slave port Eth1/10 High Mean Path Delay 313 (ns) Nov 11 16:18:06 arc-switch142 ptp4l: [3085.318] PTP slave port Eth1/10 High Mean Path Delay 709 (ns) Nov 11 16:18:06 arc-switch142 ptp4l: [3085.404] PTP slave port Eth1/10 High offset from Master -58705997158 (ns) Nov 11 16:18:07 arc-switch142 ptp4l: [3085.904] port 1: Interface Eth1/10 state changed from UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED Nov 11 16:18:07 arc-switch142 ptp4l: [3085.966] PTP slave port Eth1/10 High Mean Path Delay 709 (ns) Nov 11 16:18:07 arc-switch142 ptp4l: [3086.192] PTP slave port Eth1/10 High Mean Path Delay 709 (ns) Nov 11 16:18:07 arc-switch142 ptp4l: [3086.215] PTP slave port Eth1/10 High Mean Path Delay 709 (ns) Nov 11 16:18:07 arc-switch142 ptp4l: [3086.240] PTP slave port Eth1/10 High Mean Path Delay 709 (ns) Nov 11 16:18:07 arc-switch142 ptp4l: [3086.244] PTP slave port Eth1/10 High Mean Path Delay 246 (ns) Nov 11 16:18:07 arc-switch142 ptp4l: [3086.404] port 1: Interface Eth1/10 state changed from SLAVE to UNCALIBRATED on SYNCHRONIZATION_FAULT Nov 11 16:18:09 arc-switch142 ptp4l: [3087.904] port 1: Interface Eth1/10 state changed from UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED Nov 11 16:19:10 arc-switch142 ptp4l: [3090.711] PTP slave port Eth1/10 High Mean Path Delay 15 (ns) Nov 11 16:19:10 arc-switch142 ptp4l: [3090.740] PTP slave port Eth1/10 High Mean Path Delay 15 (ns) Nov 11 16:19:10 arc-switch142 ptp4l: [3090.831] PTP slave port Eth1/10 High Mean Path Delay 23 (ns) Nov 11 16:19:10 arc-switch142 ptp4l: [3090.879] PTP slave port Eth1/10 High Mean Path Delay 23 (ns) Nov 11 16:19:10 arc-switch142 ptp4l: [3091.025] PTP slave port Eth1/10 High Mean Path Delay 23 (ns) Nov 11 16:19:11 arc-switch142 ptp4l: [3091.128] PTP slave port Eth1/10 High Mean Path Delay 21 (ns) Nov 11 16:19:11 arc-switch142 ptp4l: [3091.292] PTP slave port Eth1/10 High Mean Path Delay 20 (ns) Nov 11 16:19:11 arc-switch142 ptp4l: [3091.406] PTP slave port Eth1/10 High Mean Path Delay 20 (ns) Nov 11 16:19:11 arc-switch142 ptp4l: [3091.621] PTP slave port Eth1/10 High Mean Path Delay 20 (ns) Nov 11 16:19:11 arc-switch142 ptp4l: [3091.625] PTP slave port Eth1/10 High Mean Path Delay 20 (ns)
Related Commands	show ptp clock show ptp status show log
Notes	If the mean path delay exceeds the threshold, the following ptp4l log message will appear: “Oct 11 19:04:41 arc-switch142 ptp4l: [242.721] PTP slave port Eth1/10 High Mean Path Delay 65536 (ns)”

ptp message-format

	ptp message-format {mixed \| multicast} Configures PTP delay request messages format.
Syntax Description	mixed	Sends unicast delay request packets
Syntax Description	multicast	Sends multicast delay request packets
Default	mixed
Configuration Mode	config
History	3.6.8008
Example	switch (config) # ptp message-format mixed
Related Commands
Notes

ptp monitor interval

	ptp monitor interval <interval> no ptp monitor interval Configure the time interval in which summary statistics of the clock are printed. It is specified as a power of two in seconds. The no form of the command sets monitor interval to its default value.
Syntax Description	interval	Range: 0 to 20, power of two in seconds. For example, when configuring the interval to 3, the time interval will be configured to 8 seconds (2³= 8 seconds). Default: 0 (2 ⁰= 1 second)
Default	ptp monitor interval 0
Configuration Mode	config
History	3.10.2000
Example	switch (config) # ptp monitor interval 1 switch (config) # show ptp monitor PTP monitor logging : disabled PTP monitor interval (seconds) : 2 PTP monitor PHC interval (seconds) : 1.0 --------------------------------------------------------------------------------------------------- Interface Time RMS max freq mean freq delay mean delay --------------------------------------------------------------------------------------------------- Eth1/13 2022/03/02 18:37:22.906 2 2 +33 2 109 0 Eth1/13 2022/03/02 18:37:20.906 4 7 +37 4 108 1 switch (config) # ptp monitor interval 3 switch (config) # show ptp monitor PTP monitor logging : disabled PTP monitor interval (seconds) : 8 PTP monitor PHC interval (seconds) : 1.0 --------------------------------------------------------------------------------------------------- Interface Time RMS max freq mean freq delay mean delay --------------------------------------------------------------------------------------------------- Eth1/13 2022/03/02 18:37:28.305 1 2 +23 3 104 0 Eth1/13 2022/03/02 18:37:20.306 3 7 +22 4 103 1
Related Commands	ptp monitor interval phc ptp monitor logging enable show ptp monitor show ptp monitor phc
Notes	Configure the time interval in which summary statistics of the clock are printed both in the ‘show ptp monitor’ output and into the debug log from ptp4l process (if ‘ptp monitor logging enable’ is configured).

ptp monitor interval phc

	ptp monitor interval phc <interval> no ptp monitor interval phc Configure the time interval in which summary statistics of the PHC clock are printed. It is specified in seconds. The no form of the command sets PHC monitor interval to its default value.
Syntax Description	interval	Range: 0.0 to 100000.0 seconds Default: 1.0 second
Default	ptp monitor interval phc 1.0
Configuration Mode	config
History	3.10.2000
Example	switch (config) # ptp monitor interval phc 10 switch (config) # show ptp monitor phc PTP monitor logging : disabled PTP monitor interval (seconds) : 2 PTP monitor PHC interval (seconds) : 10.0 --------------------------------------------------------------------------------------------------- Interface Time RMS max freq mean freq delay mean delay --------------------------------------------------------------------------------------------------- Eth1/13 2022/03/02 18:37:22.506 5 5 +33 3 111 0 Eth1/13 2022/03/02 18:37:12.506 8 8 +32 5 118 1 switch (config) # ptp monitor interval phc 0.5 switch (config) # show ptp monitor phc PTP monitor logging : disabled PTP monitor interval (seconds) : 1 PTP monitor PHC interval (seconds) : 0.5 --------------------------------------------------------------------------------------------------- Interface Time RMS max freq mean freq delay mean delay --------------------------------------------------------------------------------------------------- Eth1/13 2022/03/02 18:37:22.906 4 4 +13 4 101 1 Eth1/13 2022/03/02 18:37:22.406 7 8 +22 2 113 0
Related Commands	ptp monitor interval ptp monitor logging enable show ptp monitor show ptp monitor phc
Notes	Configure the time interval in which summary statistics of the clock are printed both in the ‘show ptp monitor phc’ output and into the debug log from phc2sys process (if ‘ptp monitor logging enable’ is configured).

ptp monitor logging enable

	ptp monitor logging enable no ptp monitor logging enable Enables PTP monitor logging into ‘/var/log/debug’ file. The no form of the command disables PTP monitor logging into ‘/var/log/debug’ file.
Syntax Description	N/A
Default	Disabled By default, 1 ptp4l and phc2sys message with clock statistics is printed per 1 second.
Configuration Mode	config interface ethernet
History	3.10.2000
Example	switch (config) # ptp monitor logging enable switch (config) # show log debug matching rms [ptp4l.INFO]: [4628.609] rms 11 max 34 freq +37 +/- 13 delay 109 +/- 1 [phc2sys.INFO]: [4628.974] CLOCK_REALTIME rms 379 max 1651 freq -16541 +/- 684 delay 1391+/- 96
Related Commands	ptp monitor interval ptp monitor interval phc show ptp monitor show ptp monitor phc
Notes	PTP monitor logs include such parameters for ptp4l and phc2sys clock: RMS: offset root mean square Max: maximum absolute offset Freq mean offset: frequency mean deviation Freq offset: frequency standard deviation Path delay mean: mean patch delay deviation Path delay: standard path delay deviation

ptp offset-from-master

	ptp offset-from-master <value> <value> Enables logging of the offset from master value if it exceeds the specified threshold.
Syntax Description	values	[-1000000000; -10] [10; 1000000000]. Default [-100000; -10] [10; 100000]
Default	Enabled
Configuration Mode	config
History	3.8.2100
Example	switch (config) # ptp offset-from-master -100 2345
Logging Example	Example of ptp offset-from-master -10 10: Nov 11 16:09:54 arc-switch142 ptp4l: [2593.020] port 1: Interface Eth1/10 state changed from MASTER to UNCALIBRATED on RS_SLAVE Nov 11 16:09:54 arc-switch142 ptp4l: [2593.269] port 1: Interface Eth1/10 state changed from UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED Nov 11 16:10:03 arc-switch142 ptp4l: [2601.897] PTP slave port Eth1/10 High offset from Master -11 (ns) Nov 11 16:10:03 arc-switch142 ptp4l: [2602.022] PTP slave port Eth1/10 High offset from Master -14 (ns) Nov 11 16:10:03 arc-switch142 ptp4l: [2602.272] PTP slave port Eth1/10 High offset from Master -11 (ns) Nov 11 16:10:03 arc-switch142 ptp4l: [2602.397] PTP slave port Eth1/10 High offset from Master -13 (ns) Nov 11 16:10:14 arc-switch142 ptp4l: [2613.526] PTP slave port Eth1/10 High offset from Master -11 (ns) Nov 11 16:10:21 arc-switch142 ptp4l: [2620.279] PTP slave port Eth1/10 High offset from Master 12 (ns) Nov 11 16:10:21 arc-switch142 ptp4l: [2620.529] PTP slave port Eth1/10 High offset from Master 12 (ns) Nov 11 16:10:28 arc-switch142 ptp4l: [2627.656] PTP slave port Eth1/10 High offset from Master -11 (ns) Nov 11 16:10:29 arc-switch142 ptp4l: [2627.907] PTP slave port Eth1/10 High offset from Master -11 (ns) Nov 11 16:10:52 arc-switch142 ptp4l: [2650.790] PTP slave port Eth1/10 High offset from Master -13 (ns) Nov 11 16:11:01 arc-switch142 ptp4l: [2660.419] PTP slave port Eth1/10 High offset from Master 11 (ns) Nov 11 16:11:13 arc-switch142 ptp4l: [2672.548] PTP slave port Eth1/10 High offset from Master -13 (ns) Nov 11 16:11:17 arc-switch142 ptp4l: [2676.674] PTP slave port Eth1/10 High offset from Master 11 (ns) Nov 11 16:11:21 arc-switch142 ptp4l: [2680.676] PTP slave port Eth1/10 High offset from Master 11 (ns) Nov 11 16:11:24 arc-switch142 ptp4l: [2683.552] PTP slave port Eth1/10 High offset from Master -11 (ns) Nov 11 16:11:28 arc-switch142 ptp4l: [2687.553] PTP slave port Eth1/10 High offset from Master -11 (ns) Nov 11 16:11:34 arc-switch142 ptp4l: [2692.930] PTP slave port Eth1/10 High offset from Master -11 (ns) Nov 11 16:11:44 arc-switch142 ptp4l: [2703.059] PTP slave port Eth1/10 High offset from Master 12 (ns) Nov 11 16:11:44 arc-switch142 ptp4l: [2703.309] PTP slave port Eth1/10 High offset from Master 11 (ns) Nov 11 16:11:50 arc-switch142 ptp4l: [2709.561] PTP slave port Eth1/10 High offset from Master -11 (ns) Nov 11 16:11:55 arc-switch142 ptp4l: [2713.937] PTP slave port Eth1/10 High offset from Master -13 (ns) Nov 11 16:11:55 arc-switch142 ptp4l: [2714.062] PTP slave port Eth1/10 High offset from Master -15 (ns) Nov 11 16:11:55 arc-switch142 ptp4l: [2714.312] PTP slave port Eth1/10 High offset from Master -14 (ns) Nov 11 16:11:55 arc-switch142 ptp4l: [2714.438] PTP slave port Eth1/10 High offset from Master -11 (ns)
Related Commands	show log show ptp clock show ptp status
Notes	If the mean path delay exceeds the threshold, the following ptp4l log message will appear: “Oct 11 19:04:41 arc-switch142 ptp4l: [242.721] PTP slave port Eth1/10 High offset from Master 36766720739 (ns)”

ptp priority

	ptp priority{1 \| 2} <priority> Configures PTP primary priority.
Syntax Description	priority	Range: 0-255
Default	128
Configuration Mode	config
History	3.6.4110
Example	switch (config) # ptp priority1 128 ... switch (config) #
Related Commands	show ptp clock
Notes

ptp sync interval

	ptp sync interval <interval> Configures PTP sync interval.
Syntax Description	interval	Range: -7 to -1 Default: -3
Default	N/A
Configuration Mode	config interface port-channel config interface ethernet config interface vlan
History	3.6.4110
	3.6.8008	Added “interface vlan” configuration mode
	3.6.8100	Added "interface port-channel" configuration mode
Example	switch (config 1/1) # ptp sync interval -3 ... switch (config 1/1) #
Related Commands	show ptp interface show ptp interface <ethernet \| port-channel \| vlan>
Notes

ptp tll

	ptp ttl <ttl_value> no ptp ttl Sets the TTL value of the PTP messages. The no form of the command sets the PTP UDP TTL value back to its default value of 1.
Syntax Description	ttl_value	1-255
Default	PTP TTL is 1 by default.
Configuration Mode	config
History	3.9.2000
Example	switch (config) # ptp ttl 10 switch (config) # show ptp PTP mode : Boundary Clock Message format : Mixed Acceptable Master Table : Disabled Domain : 127 TTL : 10
Related Commands	show ptp
Notes

clear ptp amt log

	clear ptp amt log Clears log of received clock IDs outside of acceptable master table.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.6.8100
Example	switch (config) # clear ptp amt log
Related Commands	show ptp amt show ptp amt log
Notes

clear ptp forced-master log

	clear ptp forced-master log Clears log of received clock IDs on forced master interface.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.6.8100
Example	switch (config) # clear ptp forced-master log
Related Commands	show ptp forced-master show ptp forced-master log
Notes

clear ptp interface counters

	clear ptp interface [vlan <id>] [port-channel <id>] [ethernet <slot>/<port>[/<subport>]] counters Clears PTP counters for specified VLAN member interface.
Syntax Description	id	VLAN or LAG ID
Syntax Description	<slot>/<port>/<subport>	Ethernet port ID (e.g. 1/3/1)
Default	N/A
Configuration Mode	Any command mode
History	3.6.8008
History	3.8.2000	Added example
Example	switch (config 1/1) # clear ptp interface vlan 2 ethernet 1/1 counters
Related Commands	show ptp interface <ethernet \| port-channel \| vlan> counters
Notes

clear ptp timeout counters

	clear ptp timeout counters Clears global PTP timeout counters.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.10.2000
Example	switch (config) # clear ptp timeout counters
Related Commands	show ptp timeout counters
Notes

clear ptp vrf counters

	clear ptp vrf <vrf-name> counters Clears the PTP VRF counters.
Syntax Description	vrf-name	Name of PTP enabled VRF
Default	N/A
Configuration Mode	Any command mode
History	3.7.1000
Example	switch (config) # clear ptp vrf cust1 counters
Related Commands	show ptp vrf counters
Notes	This command clears interface statistics on all PTP enabled interfaces in a specific PTP enabled VRF.

ptp vrf enable

	ptp vrf <vrf-name> enable [forced-master] no ptp vrf <vrf-name> enable [forced-master] This command enables PTP in VRF. Running the no form of this command disables PTP in a specified VRF.
Syntax Description	N/A
Default	N/A
Configuration Mode	Configure terminal
History	3.7.1000
Example	switch (config) # ptp vrf cust1 enable forced-master
Related Commands	show ptp show ptp vrf show ptp forced-master show ptp vrf counters clear ptp vrf counters ptp vrf announce interval ptp vrf announce timeout ptp vrf delay-req interval ptp vrf sync interval
Related Commands	PTP needs to be enabled on interfaces in VRF as well.

show ptp

	show ptp Displays PTP configuration and operation data.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.6.4110
	3.6.8008	Updated example
	3.6.8100	Updated example
	3.8.2000	Updated example
	3.9.2000	Updated example, adding TTL field
Example	switch (config) # show ptp PTP mode : Boundary Clock Message format : Mixed Acceptable Master Table : Disabled Domain : 127 TTL : 10 Clock identity : 7c:fe:90:ff:fe:fa:23:88 GMC identity : 7c:fe:90:ff:fe:fa:23:88 Number of master ports : 0 Slave port interface : N/A PTP enabled interfaces: -------------------------------------------------------------------- Port Po VLAN VRF Transport State Forced Master -------------------------------------------------------------------- Eth1/1 N/A N/A default IPv4 SLAVE no Eth1/2 N/A N/A default IPv6 MASTER no
Related Commands
Notes

show ptp monitor

	show ptp monitor Displays last 100 entries of the PTP clock monitor data from ptp4l process.
Syntax Description	N/A
Default	By default, 1 entry with clock monitor data is printed per 1 second.
Configuration Mode	Any command mode
History	3.10.2000
Example	switch (config) # show ptp monitor PTP monitor logging : disabled PTP monitor interval (seconds) : 1 PTP monitor PHC interval (seconds): 1.0 ----------------------------------------------------------------------------------------------- Interface Time RMS max freq mean freq delay mean delay ------------------------------------------------------------------------------------------------ Eth1/13 2022/03/02 18:37:20.906 3 4 +31 4 110 1 Eth1/13 2022/03/02 18:37:19.906 4 8 +29 5 111 0 Eth1/13 2022/03/02 18:37:18.906 3 6 +33 4 109 0 Eth1/13 2022/03/02 18:37:17.905 4 7 +32 4 109 0 Eth1/13 2022/03/02 18:37:16.905 3 4 +36 4 109 0
Related Commands	ptp monitor logging enable ptp monitor interval ptp monitor interval phc show ptp monitor phc
Notes	PTP monitor logs include such clock parameters from ptp4l process: RMS: offset root mean square Max: maximum absolute offset Freq mean offset: frequency mean deviation Freq offset: frequency standard deviation Path delay mean: mean patch delay deviation Path delay: standard path delay deviation

show ptp monitor phc

	show ptp monitor phc Displays last 100 entries of the PTP clock monitor data from phc2sys process.
Syntax Description	N/A
Default	By default, 1 entry with clock monitor data is printed per 1 second.
Configuration Mode	Any command mode
History	3.10.2000
Example	switch (config) # show ptp monitor phc PTP monitor logging : disabled PTP monitor interval (seconds) : 1 PTP monitor PHC interval (seconds): 1.0 ----------------------------------------------------------------------------------------------- Interface Time RMS max freq mean freq delay mean delay ------------------------------------------------------------------------------------------------ Eth1/13 2022/03/02 18:37:09.906 2 2 +33 2 109 0 Eth1/13 2022/03/02 18:37:08.906 4 7 +37 4 108 1 Eth1/13 2022/03/02 18:37:07.906 3 4 +21 4 110 1 Eth1/13 2022/03/02 18:37:06.905 3 7 +32 4 109 0 Eth1/13 2022/03/02 18:37:05.905 3 4 +36 4 109 0
Related Commands	ptp monitor logging enable ptp monitor interval ptp monitor interval phc show ptp monitor
Notes	PTP monitor logs include such clock parameters from phc2sys process: RMS: offset root mean square Max: maximum absolute offset Freq mean offset: frequency mean deviation Freq offset: frequency standard deviation Path delay mean: mean patch delay deviation Path delay: standard path delay deviation

show ptp timeout counters

	show ptp timeout counters Displays global PTP timeout counters.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.10.2000
Example	switch (config) # show ptp timeout counters Rx: 0 announce timeout count 0 sync timeout count Tx: 0 send announce failed count 0 send sync failed count 0 send follow up failed count 0 send delay response failed count 0 send delay request failed count
Related Commands	clear ptp timeout counters
Notes	RX timeout counters are increased when we fail to receive announce or sync PTP message in the configured interval. TX timeout (send failed) counters are increased when we fail to send specific PTP message.

show ptp vrf

	show ptp vrf <vrf_name> Displays interfaces in VRF PTP related data.
Syntax Description	vrf-name	Name of PTP enabled VRF
Default	N/A
Configuration Mode	Any command mode
History	3.7.1000
History	3.8.2000	Updated example
Example	switch (config) # show ptp vrf Interface name: Eth1/1 Channel group ID: N/A VRF: cust1 IP Address: 1.1.1.1 Port Clock identity: E4:1D:2D:FF:FE:44:65:C8 PTP Port number: 1 PTP operational state: UP PTP interface state: MASTER Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -3 Delay Mechanism: End to End Transport protocol: UDP IPv4 IPv6 Multicast scope ID: N/A Interface name: Eth1/2 Channel group ID: N/A VRF: default IP Address: 2.2.2.2 Port Clock identity: E4:1D:2D:FF:FE:44:65:C8 PTP Port number: 1 PTP interface state: SLAVE PTP operational state: UP Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -3 Delay Mechanism: End to End Transport protocol: UDP IPv4 IPv6 Multicast scope ID: N/A Interface name: Eth1/1 Channel group ID: N/A VRF: cust1 IP Address: 1.1.1.1 Port Clock identity E4:1D:2D:FF:FE:44:65:C8 PTP Port number: 1 PTP interface state: MASTER Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -3 Delay Mechanism: End to End Transport protocol: UDP IPv4 IPv6 Multicast scope ID: N/A
Related Commands
Notes	Displays ptp state of all PTP-enabled interfaces in all PTP-enabled VRFs.

show ptp vrf counters

	show ptp vrf <vrf-name> counters Displays port statistics on interfaces in VRF.
Syntax Description	vrf-name	Name of PTP enabled VRF
Default	N/A
Configuration Mode	Any command mode
History	3.7.1000
Example	switch (config) # show ptp vrf cust1 counters VRF: cust1 Eth1/1 RX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signalling message count 0 Management message count TX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signalling message count 0 Management message count 0 Forwarded Management message count Eth1/2 RX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signalling message count 0 Management message count TX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signalling message count 0 Management message count 0 Forwarded Management message count
Related Commands
Notes	Display ptp counters of all PTP enabled interfaces in specific PTP enabled VRF.

show ptp amt

	show ptp amt Displays acceptable master table.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.6.8100
Example	switch (config) # show ptp amt Clock Identities: 00:11:22:ff:fe:44:55:66 66:55:44:ff:fe:22:11:00
Related Commands	show ptp amt log clear ptp amt log
Notes

show ptp interface port-channel

	show ptp interface port-channel <po-id> Displays LAG member interfaces PTP related data.
Syntax Description	po-id	LAG ID
Default	N/A
Configuration Mode	Any command mode
History	3.7.1000
History	3.8.2000	Updated example
Example	switch (config) # show ptp interface port-channel 3 Interface name: Eth1/10 Channel group ID: 3 VRF: default IP Address: 1111:0:0:0:0:0:0:0/64 Port Clock identity: ec:0D:9a:ff:fe:60:37:c8 PTP Port number: 1 PTP interface state: MASTER PTP operational state: UP Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -5 Delay Mechanism: End to End Transport protocol: UDP IPv6 IPv6 Multicast scope ID: Global (0xE) Interface name: Eth1/11 (Po 3) Channel group ID: 3 VRF: default IP Address: 1111:0:0:0:0:0:0:0/64 Port Clock identity: ec:0D:9a:ff:fe:60:37:c8 PTP Port number: 1 PTP interface state: MASTER PTP operational state: UP Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -5 Delay Mechanism: End to End Transport protocol: UDP IPv6 IPv6 Multicast scope ID: Global (0xE)
Related Commands
Notes

show ptp interface port-channel counters

	show ptp interface port-channel <po-id> counters Displays port statistics on LAG member interfaces.
Syntax Description	po-id	LAG ID
Default	N/A
Configuration Mode	Any command mode
History	3.7.1000
Example	switch (config) # show ptp interface port-channel 3 counters Eth1/10 RX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signalling message count 0 Management message count TX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signalling message count 1 Management message count 0 Forwarded Management message count Eth1/11 (Po 3) RX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signalling message count 0 Management message count TX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signalling message count 2 Management message count 0 Forwarded Management message count
Related Commands
Notes

show ptp amt log

	show ptp amt log Displays received GMC clock IDs outside of acceptable master table.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.6.8100
Example
switch (config) # show ptp amt log ------------------------------------------------------------------------------- Clock Identity Interface VLAN IP Address Last Occurrence ------------------------------------------------------------------------------- 04:1D:2D:FF:FE:A5:F3:94 Eth1/2 N/A 192.168.66.7 2018/07/17 19:44:09 03:1D:2D:FF:FE:A5:F3:94 Eth1/2 N/A 192.168.66.7 2018/07/17 19:44:09
Related Commands	show ptp amt clear ptp amt log
Notes

show ptp clock

	show ptp clock Displays configuration and operation data of PTP clock.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.6.4110
Example	switch (config) # show ptp clock Domain: 127 Number of PTP ports: 1 Priority1: 128 Priority2: 128 Clock identity: e41d2d.fffe.46f801 Offset From Master (ns): 65535 Mean path delay (ns): 13303808 Clock Quality Class: 248 Accuracy: 254 Offset (log variance): 65535 Steps Removed from GMC: 1 Local clock time: 13:59:27 Etc/UTC 2017/05/23 ...
Related Commands
Notes

show ptp clock parent

	show ptp clock parent Displays configuration and operation data of parent PTP clock.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.6.4110
History	3.8.2100	Updated example
Example	switch (config) # show ptp clock parent Parent Clock Parent Clock identity: ec:46:70:ff:fe:0c:e4:82 Parent Port number: 1 GMC GMC Identity: ec:46:70:ff:fe:0c:e4:82 GMC Clock Quality Priority1: 128 Priority2: 128 Class: 6 Accuracy: 33 Offset (log variance): 13563 Time Traceable : 1 (True) Frequency Traceable: 1 (True) PTP Timescale : 1 (True) Time Source : 0x20 (GPS)
Related Commands
Notes

show ptp forced-master

	show ptp forced-master Displays forced master PTP interfaces.
Syntax Description	N/A
Default	N/A
onfiguration ode	Any command mode
History	3.6.8100
Example	switch (config) # show ptp forced-master ---------------------------------------------- Port Po VLAN VRF ---------------------------------------------- Eth1/10 3 N/A default Eth1/11 3 N/A default
Related Commands	show ptp
Notes

show ptp

	show ptp <slot>/<port>[/<subport>] Displays PTP configuration and operation data per Ethernet port.
Syntax Description	<slot>/<port>/<subport>	Ethernet port ID (e.g. 1/3/1)
Default	N/A
Configuration Mode	Any command mode
History	3.6.4110
	3.6.8100	Updated example
	3.8.2000	Updated example
Example	switch (config) # show ptp 1/1 Interface name: Eth1/1 Channel group ID: N/A VRF: default IP Address: 1111:0:0:0:0:0:0:0/64 Port Clock identity: ec:0D:9a:ff:fe:60:37:c8 PTP Port number: 1 PTP interface state: MASTER Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -3 Delay Mechanism: End to End Transport protocol: UDP IPv6 IPv6 Multicast Scope ID: Global (0xE)
Related Commands
Notes

show ptp clock foreign-masters

	show ptp clock foreign-masters Displays all PTP foreign masters per each PTP port.
Syntax Description	N/A
Default	N/A
Configuration Mode	config
History	3.8.2100
Example	show ptp clock foreign-masters -------------------------------------------------------------- Interface Clock-ID P1 P2 CC CA OSLV SR GM -------------------------------------------------------------- Eth1/15 ec:46:70:ff:fe:0c:e4:82 128 128 6 33 13563 0 Y Eth1/13 00:80:ea:ff:fe:d0:25:aa 128 1 6 33 20061 0 N
Related Commands	show ptp show log
Notes

show ptp interface ethernet counters

	show ptp interface ethernet <slot>/<port>[/<subport>] counters Displays PTP counters per Ethernet port.
Syntax Description	<slot>/<port>/<subport>	Ethernet port ID (e.g. 1/3/1)
Default	N/A
Configuration Mode	Any command mode
History	3.6.4110
History	3.6.8008	Added VLAN parameter
Example	switch (config) # show ptp interface ethernet 1/5 counters Eth1/5 RX 108 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 108 Follow Up message count 17 Delay response message count 0 PDelay response follow Up message count 54 Announce message count 0 Signaling message count 0 Management message count TX 74188 Sync message count 17 Delay request message count 0 PDelay request message count 0 PDelay response message count 74188 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 37117 Announce message count 0 Signaling message count 57 Management message count ...
Related Commands
Notes

show ptp interface

	show ptp interface Displays PTP configuration and operation data for all PTP-enabled interfaces.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.8.2000
Example	switch (config) # show ptp interface Interface name: Eth1/4 Channel group ID: N/A VRF: default IP Address: 4.4.4.4/24 Port Clock identity: 7c:fe:90:ff:fe:fa:22:08 PTP Port number: 1 PTP interface state: MASTER PTP operational state: UP Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -3 Delay Mechanism: End to End Transport protocol: UDP IPv4 IPv6 Multicast scope ID: N/A Interface name: Eth1/12 (VLAN 12) Channel group ID: 12 VRF: default IP Address: 12.8.8.8/24 Port Clock identity: 7c:fe:90:ff:fe:fa:22:08 PTP Port number: 2 PTP interface state: SLAVE PTP operational state: UP Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -3 Delay Mechanism: End to End Transport protocol: UDP IPv4 IPv6 Multicast scope ID: N/A
Related Commands	show ptp interface ethernet show ptp interface vlan
Notes

show ptp interface ethernet

	show ptp interface ethernet <id> Displays PTP configuration and operation data for the ethernet interface.
Syntax Description	id	Ethernet ID
Default	N/A
Configuration Mode	Any command mode
History	3.8.2000
Example	switch (config) # show ptp interface ethernet 1/12 Interface name: Eth1/12 (VLAN 12) Channel group ID: 12 VRF: default IP Address: 12.8.8.8/24 Port Clock identity: 7c:fe:90:ff:fe:fa:22:08 PTP Port number: 2 PTP interface state: SLAVE PTP operational state: UP Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -3 Delay Mechanism: End to End Transport protocol: UDP IPv4 IPv6 Multicast scope ID: N/A
Related Commands
Notes

show ptp interface vlan

	show ptp interface vlan <vid> Displays PTP configuration and operation data per VLAN.
Syntax Description	vid	VLAN ID
Default	N/A
Configuration Mode	Any command mode
History	3.6.8008
	3.6.8100	Updated example
	3.8.2000	Updated example
Example	switch (config) # show ptp interface vlan 1 Interface name: Eth1/15/1 (VLAN 1) Port Clock identity: 7cfe90.fffe.fa2388 PTP Port number: 1 PTP interface state: SLAVE PTP operational state: UP Forced Master: no Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -3 Delay Mechanism: End to End Transport protocol: UDP IPv6 IPv6 Multicast scope ID: Global (0xE)
Related Commands
Notes

show ptp interface vlan ethernet

	show ptp interface vlan <vid> ethernet <slot>/<port>[/<subport>] Displays PTP configuration and operation data for specified VLAN member interface for a specified Ethernet port.
Syntax Description	vid	VLAN ID
Syntax Description	<slot>/<port>/<subport>	Ethernet port ID (e.g. 1/3/1)
Default	N/A
Configuration Mode	Any command mode
History	3.6.8008
History	3.8.2000	Updated example
Example	switch (config) # show ptp interface vlan 1 ethernet 1/15/1 Interface name: Eth1/15/1 (VLAN 1) Port Clock identity: 7cfe90.fffe.fa2388 PTP Port number: 1 PTP interface state: FAULTY PTP operational state: UP Delay request interval(log mean): 0 Announce receipt time out: 3 Announce interval(log mean): -2 Sync interval(log mean): -3 Delay Mechanism: End to End Transport protocol: UDP IPv4 IPv6 Multicast scope ID: N/A
Related Commands
Notes

show ptp interface vlan counters

	show ptp interface vlan <vid> counters Displays PTP counters per VLAN.
Syntax Description	vid	VLAN ID
Default	N/A
Configuration Mode	Any command mode
History	3.6.8008
History	3.8.2000	Added example
Example	switch (config) # show ptp interface vlan 3 counters Eth1/3 (VLAN 3) RX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signalling message count 0 Management message count TX 19851 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 19851 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 9928 Announce message count 0 Signalling message count 2 Management message count 0 Forwarded Management message count
Related Commands
Notes

show ptp interface vlan ethernet counters

	show ptp interface vlan <vid> ethernet <slot>/<port>[/<subport>] counters Displays PTP counters per VLAN for a specified Ethernet port.
Syntax Description	vid	VLAN ID
Syntax Description	<slot>/<port>/<subport>	Ethernet port ID (e.g. 1/3/1)
Default	N/A
Configuration Mode	Any command mode
History	3.6.8008
Example	switch (config) # show ptp interface vlan 1 ethernet 1/15/1 counters Eth1/15/1 (VLAN 1) RX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signaling message count 0 Management message count TX 0 Sync message count 0 Delay request message count 0 PDelay request message count 0 PDelay response message count 0 Follow Up message count 0 Delay response message count 0 PDelay response follow Up message count 0 Announce message count 0 Signaling message count 0 Management message count
Related Commands
Notes

show ptp time-property

	show ptp time-property Displays PTP time-property parameters (time source, current utc offset etc).
Syntax Description	N/A
Default	N/A
Configuration Mode	Any command mode
History	3.8.2100
Example	switch (config) # show ptp time-property Current UTC Offset valid: 1 (True) Current UTC Offset : 37 Leap59 : 0 (False) Leap61 : 0 (False) Time Traceable : 1 (True) Frequency Traceable : 1 (True) PTP Timescale : 1 (True) Time Source : 0x20 (GPS)
Related Commands
Notes

show ptp status

	show ptp status Displays the last 100 entries for Offset from Master and Mean Path Delay values.
Syntax Description	N/A
Default	N/A
Configuration Mode	Any configuration mode
History	3.8.2100
Example	switch (config) # show ptp status PTP mode : Boundary Clock PTP Offset Threshold (ns) : -100000, 100000 PTP Mean Path Delay Threshold (ns): 1000000000 -------------------------------------------------------------------------------------- Interface Time Offset from Master (ns) Mean Path Delay (ns) -------------------------------------------------------------------------------------- Eth1/15 2019/11/13 16:32:00.774 -21 424 Eth1/15 2019/11/13 16:32:00.649 -28 424 Eth1/15 2019/11/13 16:32:00.524 18 424 Eth1/15 2019/11/13 16:32:00.399 6 424 Eth1/15 2019/11/13 16:32:00.274 28 423 Eth1/15 2019/11/13 16:32:00.149 -16 424 Eth1/15 2019/11/13 16:32:00.025 -7 425 Eth1/15 2019/11/13 16:31:59.899 17 425 Eth1/15 2019/11/13 16:31:59.775 9 422 Eth1/15 2019/11/13 16:31:59.650 -3 420 Eth1/15 2019/11/13 16:31:59.525 -16 425 Eth1/15 2019/11/13 16:31:59.400 -23 422 Eth1/15 2019/11/13 16:31:59.275 17 422
Related Commands
Notes

PTP Debuggability Logging Examples

Change of the State of Particular PTP Port

Nov 11 15:33:09 arc-switch142 ptp4l: [351.341] PTP [Debuggability]: PTP Grandmaster clock has changed from 000000.0000.000000 to ec0d9a.fffe.603848 Nov 11 15:33:09 arc-switch142 ptp4l: [351.341] port 0: hybrid_e2e only works with E2E Nov 11 15:33:09 arc-switch142 ptp4l: [351.342] port 1: Interface Eth1/10 state changed from INITIALIZING to LISTENING on INIT_COMPLETE Nov 11 15:33:09 arc-switch142 ptp4l: [351.342] port 0: Interface state changed from INITIALIZING to LISTENING on INIT_COMPLETE Nov 11 15:33:09 arc-switch142 ptp4l: [351.342] port 1: link down Nov 11 15:33:09 arc-switch142 ptp4l: [351.342] port 1: Interface Eth1/10 state changed from LISTENING to FAULTY on FAULT_DETECTED (FT_UNSPECIFIED) Nov 11 15:33:09 arc-switch142 ptp4l: [351.343] selected local clock ec0d9a.fffe.603848 as best master Nov 11 15:33:09 arc-switch142 ptp4l: [351.343] assuming the grand master role Nov 11 15:33:09 arc-switch142 ptp4l: [351.343] PTP [Debuggability]: PTP Grandmaster clock has changed from ec0d9a.fffe.603848 to ec0d9a.fffe.603848 Nov 11 15:33:09 arc-switch142 pm[4868]: [pm.NOTICE]: Launched phc2sys (PTP phc2sys daemon) with pid 7870 Nov 11 15:33:09 arc-switch142 ptp4l: [351.455] port 1: link up Nov 11 15:33:09 arc-switch142 ptp4l: [351.456] port 1: Interface Eth1/10 state changed from FAULTY to LISTENING on INIT_COMPLETE Nov 11 15:33:10 arc-switch142 ptp4l: [352.295] PTP [Debuggability]: Matched Announce interval on Eth1/10. Configured -2, Received -2 Nov 11 15:33:10 arc-switch142 ptp4l: [352.295] port 1: new foreign master ec0d9a.fffe.6037c8-1 Nov 11 15:33:10 arc-switch142 ptp4l: [352.402] port 1: Interface Eth1/10 state changed from LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES Nov 11 15:33:10 arc-switch142 ptp4l: [352.402] selected local clock ec0d9a.fffe.603848 as best master Nov 11 15:33:10 arc-switch142 ptp4l: [352.402] assuming the grand master role Nov 11 15:33:10 arc-switch142 ptp4l: [352.402] PTP [Debuggability]: PTP Grandmaster clock has changed from ec0d9a.fffe.603848 to ec0d9a.fffe.603848 Nov 11 15:33:10 arc-switch142 ptp4l: [352.419] PTP [Debuggability]: Matched Sync interval on Eth1/10. Configured -3, Received -3 Nov 11 15:33:11 arc-switch142 ptp4l: [352.795] selected best master clock ec0d9a.fffe.6037c8 Nov 11 15:33:11 arc-switch142 ptp4l: [352.795] PTP [Debuggability]: PTP Grandmaster clock has changed from ec0d9a.fffe.603848 to ec0d9a.fffe.6037c8 Nov 11 15:33:11 arc-switch142 ptp4l: [352.795] port 1: Interface Eth1/10 state changed from MASTER to UNCALIBRATED on RS_SLAVE Nov 11 15:33:11 arc-switch142 ptp4l: [353.044] PTP slave port Eth1/10 High offset from Master 635155 (ns) Nov 11 15:33:11 arc-switch142 ptp4l: [353.169] PTP slave port Eth1/10 High offset from Master 635353 (ns) Nov 11 15:33:11 arc-switch142 ptp4l: [353.294] port 1: Interface Eth1/10 state changed from UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED

Nov 11 15:33:09 arc-switch142 ptp4l: [351.341] PTP [Debuggability]: PTP Grandmaster clock has changed from 000000.0000.000000 to ec0d9a.fffe.603848

Nov 11 15:33:09 arc-switch142 ptp4l: [351.341] port 0: hybrid_e2e only works with E2E

Nov 11 15:33:09 arc-switch142 ptp4l: [351.342] port 1: Interface Eth1/10 state changed from INITIALIZING to LISTENING on INIT_COMPLETE

Nov 11 15:33:09 arc-switch142 ptp4l: [351.342] port 0: Interface state changed from INITIALIZING to LISTENING on INIT_COMPLETE

Nov 11 15:33:09 arc-switch142 ptp4l: [351.342] port 1: link down

Nov 11 15:33:09 arc-switch142 ptp4l: [351.342] port 1: Interface Eth1/10 state changed from LISTENING to FAULTY on FAULT_DETECTED (FT_UNSPECIFIED)

Nov 11 15:33:09 arc-switch142 ptp4l: [351.343] selected local clock ec0d9a.fffe.603848 as best master

Nov 11 15:33:09 arc-switch142 ptp4l: [351.343] assuming the grand master role

Nov 11 15:33:09 arc-switch142 ptp4l: [351.343] PTP [Debuggability]: PTP Grandmaster clock has changed from ec0d9a.fffe.603848 to ec0d9a.fffe.603848

Nov 11 15:33:09 arc-switch142 pm[4868]: [pm.NOTICE]: Launched phc2sys (PTP phc2sys daemon) with pid 7870

Nov 11 15:33:09 arc-switch142 ptp4l: [351.455] port 1: link up

Nov 11 15:33:09 arc-switch142 ptp4l: [351.456] port 1: Interface Eth1/10 state changed from FAULTY to LISTENING on INIT_COMPLETE

Nov 11 15:33:10 arc-switch142 ptp4l: [352.295] PTP [Debuggability]: Matched Announce interval on Eth1/10. Configured -2, Received -2

Nov 11 15:33:10 arc-switch142 ptp4l: [352.295] port 1: new foreign master ec0d9a.fffe.6037c8-1

Nov 11 15:33:10 arc-switch142 ptp4l: [352.402] port 1: Interface Eth1/10 state changed from LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES

Nov 11 15:33:10 arc-switch142 ptp4l: [352.402] selected local clock ec0d9a.fffe.603848 as best master

Nov 11 15:33:10 arc-switch142 ptp4l: [352.402] assuming the grand master role

Nov 11 15:33:10 arc-switch142 ptp4l: [352.402] PTP [Debuggability]: PTP Grandmaster clock has changed from ec0d9a.fffe.603848 to ec0d9a.fffe.603848

Nov 11 15:33:10 arc-switch142 ptp4l: [352.419] PTP [Debuggability]: Matched Sync interval on Eth1/10. Configured -3, Received -3

Nov 11 15:33:11 arc-switch142 ptp4l: [352.795] selected best master clock ec0d9a.fffe.6037c8

Nov 11 15:33:11 arc-switch142 ptp4l: [352.795] PTP [Debuggability]: PTP Grandmaster clock has changed from ec0d9a.fffe.603848 to ec0d9a.fffe.6037c8

Nov 11 15:33:11 arc-switch142 ptp4l: [352.795] port 1: Interface Eth1/10 state changed from MASTER to UNCALIBRATED on RS_SLAVE

Nov 11 15:33:11 arc-switch142 ptp4l: [353.044] PTP slave port Eth1/10 High offset from Master 635155 (ns)

Nov 11 15:33:11 arc-switch142 ptp4l: [353.169] PTP slave port Eth1/10 High offset from Master 635353 (ns)

Nov 11 15:33:11 arc-switch142 ptp4l: [353.294] port 1: Interface Eth1/10 state changed from UNCALIBRATED to SLAVE on MASTER_CLOCK_SELECTED

Change of Grandmaster Clock