[Users] [Devel] Re: Loadbalancing using Path-HF with NAT-Support

[Juha Heinanen]

Andreas Granig writes:

 > Since only one public IP can be advertised to the clients for proper
 > NAT traversal, LB has to be clustered in an active/passive way using
 > IP-takeover for high-availability.

andy,

how does passive LB know that active LB is not anymore functional?  do
you assume a third monitor process that sends SIP requests through
active LB and if not successful, make passive active or do LBs somehow
watch each other?

-- juha