MX choosing

[Matus UHLAR - fantomas]

On 22.07.11 16:50, Feng He wrote:
>Given the MX hosts for sympatico.ca domain:
>
>$ dig sympatico.ca mx +short
>5 mxmta.sympatico.ca.
>
>$ dig mxmta.sympatico.ca +short
>67.69.240.17
>67.69.240.24
>67.69.240.22
>67.69.240.23
>67.69.240.21
>67.69.240.20
>67.69.240.19
>67.69.240.18
>
>
>when the peer MTA fail to talk to one of these hosts,will it try the
>next one? or it just give up?

this is out of DNS and BIND scope.
see rfc 5321, section 5.1 for MTA requirements.
-- 
Matus UHLAR - fantomas, uhlar at fantomas.sk ; http://www.fantomas.sk/
Warning: I wish NOT to receive e-mail advertising to this address.
Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
Saving Private Ryan...
Private Ryan exists. Overwrite? (Y/N)