DHCP
nv show service dhcp-relay
Shows the IPv4 DHCP relay configuration on the switch.
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay
source-ip Summary
--------- --------- -----------------------
+ default auto gateway-interface: lo
default interface: swp51
default interface: swp52
default interface: vlan10
default server: 172.16.1.102
nv show service dhcp-relay <vrf-id>
Shows the IPv4 DHCP relay configuration in the specified VRF.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay default
operational applied
------------------- ------------- -------------
source-ip auto auto
[gateway-interface] swp2 swp2
[interface] peerlink.4094 peerlink.4094
[interface] swp51 swp51
[interface] swp52 swp52
[interface] vlan10 vlan10
[server] 172.16.1.102 172.16.1.102
nv show service dhcp-relay <vrf-id> agent
Shows DHCP Agent Information Option 82 configuration settings.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.7.0
Example
cumulus@switch:~$ nv show service dhcp-relay default agent
applied
------------------ -----------------
[remote-id] 44:38:39:BE:EF:AA
use-pif-circuit-id
enable on
enable on
nv show service dhcp-relay <vrf-id> agent remote-id
Shows the remote IDs configured for DHCP Agent Information Option 82.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.7.0
Example
cumulus@switch:~$ nv show service dhcp-relay default agent remote-id
applied
------------------ -----------------
[remote-id] 44:38:39:BE:EF:AA
use-pif-circuit-id
enable on
enable on
nv show service dhcp-relay <vrf-id> agent remote-id <remote-id>
Shows information about the specified remote ID configured for DHCP Agent Information Option 82.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<remote-id> | The remote name. |
Version History
Introduced in Cumulus Linux 5.7.0
Example
cumulus@switch:~$ nv show service dhcp-relay default agent remote-id 44:38:39:BE:EF:AA
nv show service dhcp-relay <vrf-id> agent use-pif-circuit-id
Shows if circuit ID is ON for DHCP Agent Information Option 82.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.7.0
Example
cumulus@switch:~$ nv show service dhcp-relay default agent use-pif-circuit-id
applied
------ -------
enable on
nv show service dhcp-relay <vrf-id> gateway-interface <interface-id>
Shows the IPv4 DHCP relay gateway IP address interface configuration.
In Cumulus Linux 5.4 and earlier, this command is nv show service dhcp-relay <vrf-id> giaddress-interface <interface-id>
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<interface-id> | The DHCP relay gateway address interface. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay default gateway-interface swp2
operational applied
------- ----------- --------
address 10.0.0.4 10.0.0.4
nv show service dhcp-relay <vrf-id> interface <interface-id>
Shows IPv4 DHCP relay configuration information for the interface that handles DHCP relay traffic.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<interface-id> | The DHCP relay interface. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay default interface swp1
nv show service dhcp-relay <vrf-id> server <server-id>
Shows configuration information for the specified IPv4 DHCP server participating in DHCP relay.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<server-id> | The DHCP server. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay default server 172.16.1.102
nv show service dhcp-relay6
Shows IPv6 DHVP relay configuration information on the switch.
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay6
Summary
------- -----------------------------------
default interface.downstream: peerlink.4094
interface.downstream: vlan10
interface.upstream: swp51
nv show service dhcp-relay6 <vrf-id>
Shows IPv6 DHVP relay configuration information in the specified VRF on the switch.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay6 default
operational applied
-------------- ------------- -------------
interface
[downstream] peerlink.4094 peerlink.4094
[downstream] vlan10 vlan10
[upstream] swp51 swp51
[upstream] swp52 swp52
nv show service dhcp-relay6 <vrf-id> interface
Shows the IPv6 DHCP relay interface configuration in the specified VRF.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay6 default interface
operational applied
------------ ------------- -------------
[downstream] peerlink.4094 peerlink.4094
[downstream] vlan10 vlan10
[upstream] swp51 swp51
[upstream] swp52 swp52
nv show service dhcp-relay6 <vrf-id> interface downstream <interface-id>
Shows the downstream IPv6 DHCP relay interface configuration.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<interface-id> | The DHCP relay interface. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay6 default interface downstream vlan10
nv show service dhcp-relay6 <vrf-id> interface upstream <interface-id>
Shows the upstream IPv6 DHCP relay interface configuration.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<interface-id> | The DHCP relay interface. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-relay6 default interface upstream swp51
operational applied
-------------- --------------- ---------------
server-address 2001:db8:100::2 2001:db8:100::2
nv show service dhcp-server
Shows IPv4 DHCP server information.
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server
Summary
------- ------------------
default interface: swp1
pool: 10.1.10.0/24
static: server1
nv show service dhcp-server <vrf-id>
Shows IPv4 DHCP server configuration information in the specified VRF.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default
operational applied
-------- ------------ ------------
[interface] swp1 swp1
[pool] 10.1.10.0/24 10.1.10.0/24
[static] server1 server1
nv show service dhcp-server <vrf-id> domain-name
Shows the DNS attributes provided by the DHCP server in the specified VRF.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default domain-name
domain-name
-------- -----------
mydomain.com
nv show service dhcp-server <vrf-id> domain-name <domain-name-id>
Shows information about a specific DNS attribute provided by the DHCP server in the specified VRF.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<domain-name-id> | The IPv4 DHCP domain name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default domain-name mydomain.com
nv show service dhcp-server <vrf-id> domain-name-server
Shows DNS configuration provided by the DHCP server in the specified VRF.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default domain-name-server
--------------
192.168.200.53
nv show service dhcp-server <vrf-id> domain-name-server <server-id>
Shows specific DNS server configuration provided by the DHCP server in the specified VRF.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<server-id> | The DNS server. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default domain-name-server 192.168.200.53
nv show service dhcp-server <vrf-id> interface
Shows a list of interfaces on which the IPv4 DHCP client attaches.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default interface
----
swp1
nv show service dhcp-server <vrf-id> interface <interface-id>
Shows information about a specific interface on which the IPv4 DHCP client attaches.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<interface-id> | The IPv4 DHCP client interface. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default interface swp1
nv show service dhcp-server <vrf-id> pool
Shows a list of the IPv4 DHCP pool subnets and the applied configuration.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool
cumulus-provision-url default-url lease-time ping-check pool-name Summary
------------ --------------------- ----------- ---------- ---------- --------- ----------------------------------
10.1.10.0/24 200000 domain-name: example.com
domain-name-server: 192.168.200.53
gateway: 10.1.10.1
range: 10.1.10.100
nv show service dhcp-server <vrf-id> pool <pool-id>
Shows information about a specific IPv4 DHCP pool subnet.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP pool subnet. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool 10.1.10.0/24
operational applied
--------------------- -------------- ---------------
cumulus-provision-url
default-url
lease-time 200000 200000
ping-check on
pool-name storage-servers
[domain-name] example.com example.com
[domain-name-server] 192.168.200.53 192.168.200.53
[gateway] 10.1.10.1 10.1.10.1
[range] 10.1.10.100 10.1.10.100
nv show service dhcp-server <vrf-id> pool <pool-id> domain-name
Shows the IPv4 DHCP domain names in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP pool subnet. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool 10.1.10.0/24 domain-name
domain-name
----------- -----------
example.com
nv show service dhcp-server <vrf-id> pool <pool-id> domain-name <domain-name-id>
Shows information about a specific IPv4 DHCP domain name in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP pool subnet. |
<domain-name-id> | The DHCP domain name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool 10.1.10.0/24 domain-name example.com
nv show service dhcp-server <vrf-id> pool <pool-id> domain-name-server
Shows a list of the IPv4 DHCP domain name servers in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP pool subnet. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool 10.1.10.0/24 domain-name-server
--------------
192.168.200.53
nv show service dhcp-server <vrf-id> pool <pool-id> domain-name-server <server-id>
Shows information about a specific IPv4 DHCP domain name server in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP pool subnet. |
<server-id> | The DNS server IP address. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool 10.1.10.0/24 domain-name-server 192.168.200.53
nv show service dhcp-server <vrf-id> pool <pool-id> gateway
Shows the IPv4 DHCP gateways in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP pool subnet. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool 10.1.10.0/24 gateway
---------
10.1.10.1
nv show service dhcp-server <vrf-id> pool <pool-id> gateway <gateway-id>
Shows information about a specific IPv4 DHCP gateway in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP pool subnet. |
<gateway-id> | The gateway IP address. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool 10.1.10.0/24 gateway 10.1.10.1
nv show service dhcp-server <vrf-id> pool <pool-id> range
Shows the IPv4 DHCP IP address range assignments.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP pool subnet. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool 10.1.10.0/24 range
to
----------- -----------
10.1.10.100 10.1.10.199
nv show service dhcp-server <vrf-id> pool <pool-id> range <range-id>
Shows information about a specific IPv4 DHCP IP address range assignment.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP pool subnet. |
<range-id> | The start of the IP address range. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default pool 10.1.10.0/24 range 10.1.10.100
operational applied
-- ----------- -----------
to 10.1.10.199 10.1.10.199
nv show service dhcp-server <vrf-id> static
Shows configuration for static hosts served by the DHCP server.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default static
cumulus-provision-url host-id-circuit-id ip-address MAC address
------- --------------------- ------------------ ---------- -----------------
server1 10.0.0.2 44:38:39:00:01:7e
nv show service dhcp-server <vrf-id> static <static-id>
Shows configuration for a specific static host served by the DHCP server.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<static-id> | The IDN host name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server default static server1
operational applied
----------- ----------------- -----------------
ip-address 10.0.0.2 10.0.0.2
mac-address 44:38:39:00:01:7e 44:38:39:00:01:7e
nv show service dhcp-server6
Shows IPv6 DHCP server information.
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6
nv show service dhcp-server6 <vrf-id>
Shows IPv6 DHCP server configuration information in the specified VRF.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default
nv show service dhcp-server6 <vrf-id> domain-name
Shows the DNS attributes provided by the IPv6 DHCP server.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default domain-name
nv show service dhcp-server6 <vrf-id> domain-name <domain-name-id>
Shows information about a specific DNS attribute provided by the IPv6 DHCP server.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<domain-name-id> | The DHCP domain name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default domain-name example.com
nv show service dhcp-server6 <vrf-id> domain-name-server
Shows the IPv6 domain name servers.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default domain-name-server
nv show service dhcp-server6 <vrf-id> domain-name-server <server-id>
Shows information about a specific IPv6 domain name server.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<server-id> | The IPv6 address of the DNS server. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default domain-name-server 0:0:0:0:0:ffff:c0a8:c835
nv show service dhcp-server6 <vrf-id> interface
Shows the interfaces on which the IPv6 DHCP client attaches.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default interface
nv show service dhcp-server6 <vrf-id> interface <interface-id>
Shows information about a specific interface on which the IPv6 DHCP client attaches.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<interface-id> | The DHCP client interface. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default interface swp1
nv show service dhcp-server6 <vrf-id> pool
Shows the configured IPv6 DHCP pool subnets.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default
nv show service dhcp-server6 <vrf-id> pool <pool-id>
Shows information about a specific IPv6 DHCP pool subnet.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP6 pool subnet. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default storage-servers
nv show service dhcp-server6 <vrf-id> pool <pool-id> domain-name
Shows information about the IPv6 DHCP domain names in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP6 pool subnet. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default storage-servers domain-name
nv show service dhcp-server6 <vrf-id> pool <pool-id> domain-name <domain-name-id>
Shows information about a specific IPv6 DHCP domain name in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP6 pool subnet. |
<domain-name-id> | The DHCP domain name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default storage-servers domain-name example.com
nv show service dhcp-server6 <vrf-id> pool <pool-id> domain-name-server
Shows information about the IPv6 DHCP domain name servers in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP6 pool subnet. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default storage-servers domain-name-server
nv show service dhcp-server6 <vrf-id> pool <pool-id> domain-name-server <server-id>
Shows information about a specific IPv6 DHCP domain name server in the specified pool.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP6 pool subnet. |
<server-id> | The DNS server. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default storage-servers domain-name-server 0:0:0:0:0:ffff:c0a8:c835
nv show service dhcp-server6 <vrf-id> pool <pool-id> range>
Shows the IPv6 DHCP IP address range assignments.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP6 pool subnet. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default storage-servers range
nv show service dhcp-server6 <vrf-id> pool <pool-id> range <range-id>
Shows information about a specific IPv6 DHCP IP address range assignment.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<pool-id> | The DHCP6 pool subnet. |
<range-id> | The start of the IPv6 address range. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default storage-servers range 0:0:0:0:0:ffff:0a01:0a64
nv show service dhcp-server6 <vrf-id> static
Shows configuration for static hosts served by the IPv6 DHCP server.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default static
nv show service dhcp-server6 <vrf-id> static <static-id>
Shows configuration for a specific static host served by the IPv6 DHCP server.
Command Syntax
Syntax | Description |
---|---|
<vrf-id> | The VRF name. |
<static-id> | The IDN hostname. |
Version History
Introduced in Cumulus Linux 5.0.0
Example
cumulus@switch:~$ nv show service dhcp-server6 default static server1