host-identifier and option 82
Michal Vančo
mvanco at di-vision.sk
Sat Jan 28 22:54:00 UTC 2012
Sure. All of this is dependent on particular implementation of dhcp snooping. Fundamental principle is, use whatever your platform offers to put anything unique into any option 82 field ;)
On 28.1.2012, at 23:35, Christian Kratzer wrote:
> Some switches only support circuit-id with "ip dhcp snooping vlan 1 information option format-type circuit-id string".
>
> It seems subscriber-id is supported more often on layer3 interfaces of routers and circuit-id is found on layer2 interfaces of lan switches. But as you can stuff any string into both of them just use what you get.
More information about the dhcp-users
mailing list