Reference Guide

show ipv6 dhcp snooping interfaces
Use this command to show the DHCP Snooping status of all interfaces or a specified interface.
Format show ipv6 dhcp snooping interfaces [interface unit/slot/port]
Mode Privileged EXEC
The following example shows CLI display output for the command.
(Extreme 220) #show ipv6 dhcp snooping interfaces
Interface Trust State Rate Limit Burst Interval
(pps) (seconds)
----------- ---------- ---------- --------------
1/g1 No 15 1
1/g2 No 15 1
1/g3 No 15 1
(Extreme 220) #show ip dhcp snooping interfaces ethernet 1/0/1
Interface Trust State Rate Limit Burst Interval
(pps) (seconds)
----------- ---------- ---------- --------------
1/0/1 Yes 15 1
show ipv6 dhcp snooping statistics
Use this command to list statistics for IPv6 DHCP
Snooping security violations on untrusted ports.
Format
show ipv6 dhcp snooping statistics
Mode
•
Privileged EXEC
•
User EXEC
Column Meaning
Interface The IPv6 address of the interface in unit/slot/port format.
MAC Verify Failures Represents the number of DHCP messages that were filtered on an untrusted interface
because of source MAC address and client hardware address mismatch.
Client Ifc Mismatch Represents the number of DHCP release and Deny messages received on the dierent
ports than learned previously.
DHCP Server Msgs Rec’d Represents the number of DHCP server messages received on Untrusted ports.
The following example shows CLI display output for the command.
#show ipv6 dhcp snooping statistics
Interface MAC Verify Client Ifc DHCP Server
Failures Mismatch Msgs Rec'd
----------- ---------- ---------- -----------
1/0/2 0 0 0
1/0/3 0 0 0
1/0/4 0 0 0
1/0/5 0 0 0
1/0/6 0 0 0
1/0/7 0 0 0
1/0/8 0 0 0
1/0/9 0 0 0
1/0/10 0 0 0
1/0/11 0 0 0
IPv6 Management Commands
ExtremeSwitching 200 Series: Command Reference Guide for version 01 .02.04.0007 585