Re: questions on check_sender_mx_access

2009-06-12 Thread Wietse Venema
Noel Jones: > Jan P. Kessler wrote: > > 1. Will check_sender_mx_access lookup an a record if there is no mx > > record for a given sender domain? I guess it won't as there's > > reject_unknown_sender but I'd prefer to be sure. > > If there's no MX, the sender domain's A record will be used. > If

Re: questions on check_sender_mx_access

2009-06-12 Thread Jan P. Kessler
Wietse Venema wrote: Jan P. Kessler: 1. Will check_sender_mx_access lookup an a record if there is no mx record for a given sender domain? It looks up MX records. As with many other Postfix features, there is no access control on information that does not exist. Noel Jones wrote:

Re: questions on check_sender_mx_access

2009-06-12 Thread Noel Jones
Jan P. Kessler wrote: 1. Will check_sender_mx_access lookup an a record if there is no mx record for a given sender domain? I guess it won't as there's reject_unknown_sender but I'd prefer to be sure. If there's no MX, the sender domain's A record will be used. If there's no A record either, t

Re: questions on check_sender_mx_access

2009-06-12 Thread Wietse Venema
Jan P. Kessler: > 1. Will check_sender_mx_access lookup an a record if there is no mx > record for a given sender domain? I guess it won't as there's > reject_unknown_sender but I'd prefer to be sure. It looks up MX records. As with many other Postfix features, there is no access control on inform