DHCP relay gateway address switch on DHCPACK

Simon Hobson dhcp1 at thehobsons.co.uk
Fri Oct 12 11:05:17 UTC 2012

Lax wrote:

>Does ISC DHCP relay agent let me configure a default
>gateway to be used to switch the gateway info to the client in the DHCP Ack.

Not that I know of.

>I notice that Cisco and Juniper's dhcp relay agent configuration supports
>configuring a default gateway. If set in DHCP Ack the gw would be
>switch to the one that is set.

I'm fairly certain it would be outside the specs, and I'm not sure 
why you'd need to use it - other than being unable to configure the 
server properly.

Simon Hobson

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