What is the ip dhcp snooping information option command used for?
A.
It displays information about the DHCP snooping table.
B.
It sends a syslog and an SNMP trap for a DHCP snooping violation.
C.
It enables the DHCP snooping host tracking feature.
D.
It enables DHCP option 82 data insertion.
Purpose
Step 1
Router(config)# ip dhcp snooping information option
Enables DHCP option-82 data insertion.
Step 2
Router(config)# ip dhcp snooping information option replace
Or:
Router(config-if)# ip dhcp snooping information option replace
(Optional) Replaces the DHCP relay information option received in snooped packets with the
switch’s option-82 data.
Step 3
Router(config)# do show ip dhcp snooping | include 82
Verifies
Reference. http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-
2SX/configuration/guide/book/snoodhcp.html