AW: basic understanding AA/MX-record load-balancing

2014-01-13 Thread Bauer, Stefan (IZLBW Extern)
Hi List, thank you for confirming my opinions about DNS for load balancing. I share your opinions. @Peer - your advice is to use MX records. I don't think, MX-records can be used for relayservers. Our flow is: Client -> Exchange - > Relayserver -> t...@example.com I only see a use case fo

AW: basic understanding AA/MX-record load-balancing

2014-01-13 Thread Bauer, Stefan (IZLBW Extern)
-Ursprüngliche Nachricht- Von: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org] Im Auftrag von Wietse Venema Yes, if the sender is Postfix. Postfix will randomly select from equal-preference IP addresses and IP protocols. This is intentional, so that mail does not

basic understanding AA/MX-record load-balancing

2014-01-13 Thread Bauer, Stefan (IZLBW Extern)
Dear Developers/Users, We want to load balance mails from the intranet to the postfix-relayserver-farm for outgoing traffic. Can we abuse A-records to load-balance in the same way MX-records have been designed? A relay.example.com 192.168.0.1 A relay.example.c