Displaying VRRP Group Statistics
The VRRP Group Statistics page displays counters for VRRP prot ocol events and
errors that have occurred on a specific VRRP interface.
Field Attributes
VLAN ID
– ID of a VLAN configured with an IP interface. (Range: 1-4093; Default: 1)
VRID – VRRP group identifier. (Range: 1- 255)
Times Become Master – Number of times this router has transitioned to master.
Received Packet s – Number of VRRP adver tisements received by thi s router.
Error Inter val Packets – Number of VRRP advertisements received for whi ch the
advertisement interval is different from the one configured for the local virtual router.
Authentication Failures
– Number of VRRP packets received that do not pass the
authentication check.
Error IP TTL Packets
– Number of VRRP packets received by the virtual router with
IP TTL (Time-To-Live) not equal to 255.
Received Priority 0 Packets – Number of VRRP packets received by the virtual
router with priority set to 0.
Er ror Packet Length Pack ets – Number of packets received with a pack et length
less than the length of the VRRP header.
Invalid Type Packets – Number of VRRP packets received by the virtual router
with an invalid value in the “type” field.
Error Address List Packe ts – Number of packets received for which the address
list does not match the locally configured list for the virtual router.
Invalid Authentication Type Packets – Number of packets received with an
unknown authentication type.
Mismatch Authentication Type Packets
– Number of packets received with “Auth
Type” not equal to the locally configured authentication method.
Sent Priority 0 Packets
– Number of VRRP packets sent by the virtual router with
priority set to 0. A priority value of zero indicates that the group master has stopped
participating in VRRP, and is used to quickly transition a backup unit to master
mode without having to wait for the master to time out.

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CLI
– This example displays counters for protocol errors for all the VRRP groups
configured on this switch.
Console#show vrrp router counters
VRRP Packets with Invalid Checksum : 0
VRRP Packets with Unknown Error : 0
VRRP Packets with Invalid VRID : 0
Console#
4
0
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9
Configuring Router Redundancy

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