OcNOS-SP : Troubleshooting Guide : Security : DHCP Snooping IP Source Guard
DHCP Snooping IP Source Guard
 
Symptom/Cause
Solution
Not able to enable ip source guard on interface
Use this command:
 
show ip dhcp snooping bridge BRIDGEID
Make sure DHCP snooping is enabled on the bridge
Unable to execute the ip source guard mode merge command
Use the above command to make sure ipsg is enabled on that interface and then only merge will be accepted.
How to see the policies used as part of IP source guard on interface
Use this command:
 
show ip verify source interface IFNAME
 
Shows the entries learned as part this interface and the same is pushed as policies.
 
Last modified date: 06/08/2023