[nsp] dhcp and redundancy via hsrp

[Ong Beng Hui]

Hi,

>[...]
>Router2 -> $DHCP-SERVER DHCP/BOOTP DHCPDISCOVER
>Router1 -> $DHCP-SERVER DHCP/BOOTP DHCPDISCOVER
>$DHCP-SERVER -> Router2 DHCP/BOOTP DHCPOFFER
>$DHCP-SERVER -> Router1 DHCP/BOOTP DHCPOFFER
>Router1 -> $DHCP-SERVER DHCP/BOOTP DHCPREQUEST
>Router2 -> $DHCP-SERVER DHCP/BOOTP DHCPREQUEST
>[...]
>
>The effect comes because of our reduncy concept. Both routers
>
..

>to their helper address and the dhcp-server answers to both of
>them... that's surely not what one wants.
>  
>
I believe most dhcp server should be able to filter the additional
DHCP request, given that the request will have the same Mac address.
What dhcp server are you using ?