White Papers

Field Description
Malformed
Packets
The number of MLDv1 and MLDv2 packets that do not match the requirement for a
valid MLD packet.
Example
MLD Host Traffic Counters
Elapsed time since counters cleared: 0028:33:52
Received Sent
Valid MLD Packets 97962 18036
Reports 79962 18034
Leaves ---- 0
MLDv2 Queries 18000 ----
MLDv1 Queries 0 ----
Errors:
Malformed Packets: 4510
show ipv6 neighbors
Display IPv6 discovery information. Entering the command without options shows all IPv6 neighbor addresses stored on the
control processor (CP).
Z9500
Syntax
show ipv6 neighbors [vrf vrf-name] [cpu rp [ipv6–address] [ipv6-address|
interface interface]
Parameters
vrf vrf-name (OPTIONAL) Enter the keyword vrf and the name of the VRF to display the
neighbors corresponding to that VRF.
NOTE: If you do not specify this option, neighbors corresponding to the
default VRF are displayed.
cpu rp Enter the keywords cpu rp to display information about IPv6 neighbors learned
only on the Route Processor.
ipv6–address Enter the IPv6 address of a neighbor to display information about the specified
device.
ipv6-address Enter the IPv6 address of the neighbor in the x:x:x:x::x format.
NOTE: The :: notation specifies successive hexadecimal fields of zero.
interface
interface
Enter the keyword interface then the interface type and slot/port or number
information:
● For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet then the slot/port information.
● For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the
slot/port information.
● For a Management interface, enter the keyword managementethernet followed
by slot/port numbers.
● For a Port Channel interface, enter the keywords port-channel followed by a
number.
● For a port channel interface, enter the keywords port-channel then a
number.
● For a VLAN interface, enter the keyword vlan then a number from 1 to 4094.
Defaults None
Command Modes
● EXEC
● EXEC Privilege
IPv6 Basics 879