FW: DHCPDECLINE messages question

Chuck Anderson cra at WPI.EDU
Mon Oct 2 16:01:39 UTC 2006

On Mon, Oct 02, 2006 at 10:03:49AM -0400, Dennis Dufford wrote:
> We are receiving duplicate dhcp broadcasts because of a bug in the 
> Cisco router code. We run Cisco routers in HSRP, but due to a code 
> bug, the inactive HSRP router is also sending the dhcp broadcast.  
> This is fixed in a later version, and we intend to upgrade.  BTW: 
> this has caused (a very few) problems in the past where, because two 
> broadcasts were sent, and maybe the dhcp servers (or network) were 
> busy, the failover server got a reply back to the client first, and 
> the client ended up on the wrong address.  We have a few very picky 
> people who want the same IP every time.  According to Murphy's law, 
> it is these picky people who will observe this anomaly - and they 
> did.

Routers running VRRP do this also, and I wouldn't classify it as a 

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