Re: postfix behind load balancers
- Brian Evans - Postfix List schrieb:
> Robert Schetterer wrote:Hi Brian, youre right but
>> Hi @ll,
>> has anbody experience with
>> postfix behind load balancers
>> im planning to test
>> balance(ng) on ubuntu hardy in a HA-Cluster
>> in front of postfix servers
> The pro's and con's of load balancing has been discussed many times
> here. Search the archives for details.
> A different, and possibly better, way to handle the load of mail is a
> simple round-robin DNS or multiple MX records of the same priority.
> A load balance setup can, and probably will, change the TCP source.
> This is important in the detection of mynetworks as well as the
> requirement for the XFORWARD command. Otherwise, Postifx will not know
> the true origination and always log the load balancer as the source.
> A poor load balance setup can possibly allow open relay.
all the stuff you mentioned should be avoided
therfor i had asked for practice experience with LB
in running setups
MfG Robert Schetterer