image image image image image

On This Page

Drop Reason GroupDrop ReasonComment

L1

Port admin down

Port Down Reason

L1

Auto-negotiation failure

Port Down Reason

L1

Logical mismatch with peer link

Port Down Reason

L1

Link training failure

Port Down Reason

L1

Peer is sending remote faults

Port Down Reason

L1

Bad signal integrity

Port Down Reason

L1

Cable/transceiver is not supported

Port Down Reason

L1

Cable/transceiver is unplugged

Port Down Reason

L1

Calibration failure

Port Down Reason

L1

Port state changes

Counter

L1

Symbol error

Counter

L1

CRC error

Counter

Forwarding

MLAG port isolation

Not supported for port isolation implemented with system ACL

Forwarding

Destination MAC is reserved (DMAC=01-80-C2-00-00-0x)


Forwarding

VLAN tagging mismatch


Forwarding

Ingress VLAN filtering


Forwarding

Ingress spanning tree filter


Forwarding

Unicast MAC table action discard

Currently not supported

Forwarding

Multicast egress port list is empty


Forwarding

Port loopback filter


Forwarding

Source MAC is multicast


Forwarding

Source MAC equals destination MAC


Forwarding

Non-routable packet

Currently not supported

Forwarding

Blackhole route


Forwarding

Unresolved next-hop


Forwarding

Blackhole ARP/neighbor


Forwarding

IPv6 destination in multicast scope FFx0:/16


Forwarding

IPv6 destination in multicast scope FFx1:/16


Forwarding

Non-IP packet


Forwarding

Unicast destination IP but non-unicast destination MAC


Forwarding

Destination IP is loopback address


Forwarding

Source IP is multicast


Forwarding

Source IP is in class E


Forwarding

Source IP is loopback address


Forwarding

Source IP is unspecified


Forwarding

Checksum or IP ver or IPv4 IHL too short


Forwarding

Multicast MAC mismatch


Forwarding

Source IP equals destination IP


Forwarding

IPv4 source IP is limited broadcast


Forwarding

IPv4 destination IP is local network (destination = 0.0.0.0/8)


Forwarding

IPv4 destination IP is link local


Forwarding

Ingress router interface is disabled


Forwarding

Egress router interface is disabled


Forwarding

IPv4 routing table (LPM) unicast miss


Forwarding

IPv6 routing table (LPM) unicast miss


Forwarding

Router interface loopback


Forwarding

Packet size is larger than MTU


Forwarding

TTL value is too small


Forwarding

Overlay switch – source MAC is multicast


Forwarding

Overlay switch – source MAC equals destination MAC


Forwarding

Decapsulation error


ACL

Ingress port ACL


ACL

Ingress router ACL


ACL

Egress port ACL


ACL

Egress router ACL


Buffer

Tail drop


Buffer

WRED