Logically isolated VPNs with MPLS - Centralized DHCP

Simon Hobson dhcp1 at thehobsons.co.uk
Mon Oct 31 16:25:50 UTC 2011


Ronald F. Tallman wrote:
>Looking for a centralized DHCP solution that supports the following:
>
>·       Numerous VPNs isolated with MPLS - 
>Therefore isolated/separated subnets.
>·       Clients dispatch DHCP request
>·       Cisco router/relay agent forwards 
>request to centralized DHCP server to management 
>subnet

The ISC package will handle that - it doesn't 
really care how the packet gets to it. But bear 
in mind that you will need to have unique subnet 
addresses across the entire network served by a 
single DHCP server.

>·       Presently DHCP server recognizes 
>forwarded request but will not serve IP as it's 
>sourced from "Unknown Subnet"
>
>·       The subnet is actively provisioned in the DHCP server configuration

Then you'd best post the relevant parts of the config and logs.

-- 
Simon Hobson

Visit http://www.magpiesnestpublishing.co.uk/ for books by acclaimed
author Gladys Hobson. Novels - poetry - short stories - ideal as
Christmas stocking fillers. Some available as e-books.



More information about the dhcp-users mailing list