Failover communication

[perl-list]

I believe it is UDP. You should post your failover config from the primary and secondary here. There could be some problem in it that someone will see. 

----- Original Message -----

> From: "Smith Bill" <Bill.Smith at uk.fujitsu.com>
> To: dhcp-users at lists.isc.org
> Sent: Wednesday, March 14, 2012 10:20:36 AM
> Subject: Failover communication

> Hi

> Does anyone have any detailed information regarding the communication
> that happens between two dhcp servers configured for failover – I
> have two servers that don’t seem to talk to each other and the
> tcpdump is showing block icmp traffic so I guess I need to know if
> dhcp communicates with its failover partner via icmp.

> Regards

> Bill Smith
> Senior Solutions Architect
> Architecture & Design H&NS North
> Fujitsu Services
> Tel: 07867 821165
> Email:bill.smith at uk.fujitsu.com

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