[cisco-bba] External DHCP server doesn't work well for PPPoX customer on Cisco 7206VXR when DHCP address pool constrained

Robert Blayzor rblayzor at inoc.net
Sun Oct 21 02:19:14 EDT 2007

Frank Bulk wrote:
> Well, there is some benefit, but I'll admit that I debated it myself.  By
> using an external DHCP server the help desk person manage all my DHCP pools
> from one user interface.  He's not familiar with Cisco gear, but now he can
> manage the space for BWA, CM, eMTAs, IP TV, and DSL.  

The same thing can be done with RADIUS VSA's and pre-configured pools in
the router.

> Using an external DHCP server also allows me to log DHCP traffic and
> requests.  When I get an abuse report about a certain IP address I can use
> the dhcpd.leases file (I keep some history) to identify the source of the
> abuse (the username is in the uid).  

The same can be done with RADIUS accounting packets.

Robert Blayzor
rblayzor at inoc.net

The opinions expressed herein are not necessarily those of my employer,
not necessarily mine, and probably not necessary.

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