i'm quiet stupid in getting mta's running, so don't kill me if my problem seems to be boring 
Sending of mails should work, but recieving didn't.
Looks like postfix uses nis instead of libnss-mysql?
thx for any help

Sending of mails should work, but recieving didn't.
Looks like postfix uses nis instead of libnss-mysql?
thx for any help
Code:
postfix/local[18477]: warning: lookup testuser, NIS domain serverkompetenz.net, map mail.aliases: internal yp server or client error postfix/local[18477]: E310B6E05AE: to=<testuser@mail.mydomain.de>, orig_to=<testuser@mydomain.de>, relay=local, delay=0.12, delays=0.09/0.0 dsn=4.3.0, status=deferred (alias database unavailable)
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