Email problem

[xiTe]

Hello,

sry for my incoming bad english. >.<

I have since two day the problem that when i the email adress no email from outside receive. In-house we can send us emails and we can send it out. But we can no email becomme from for example hotmail.com, gmx.com.

Our System:
Debian 6
ispcp 1.0.7

Here a little few of out mail.log

Aug 21 10:31:18 webhosting postfix/smtpd[14521]: warning: connect to 127.0.0.1:60000: Connection refused
Aug 21 10:31:18 webhosting postfix/smtpd[14521]: warning: problem talking to server 127.0.0.1:60000: Connection refused
Aug 21 10:31:19 webhosting postfix/smtpd[14521]: warning: connect to 127.0.0.1:60000: Connection refused
Aug 21 10:31:19 webhosting postfix/smtpd[14521]: warning: problem talking to server 127.0.0.1:60000: Connection refused
Aug 21 10:31:19 webhosting postfix/smtpd[14521]: NOQUEUE: reject: RCPT from snt0-omc3-s26.snt0.hotmail.com[65.55.90.165]: 451 4.3.5 Server configuration problem; from=<xyz@xyz.de> to=<xxx@xxx.com> proto=ESMTP helo=<snt0-omc3-s26.snt0.hotmail.com>

I hope someone can help me.

xiTe