Using Debian Sarge 3.1r2, install is smooth , but I cannot receive email, I found the log have this...

Apr 25 15:30:27 abc postfix/smtp[26859]: 3A9D5B24484: to=<abc@abc.com>, relay=127.0.0.1[127.0.0.1], delay=2, status=sent (250 2.6.0 Ok, id=25926-01, from MTA([127.0.0.1]:10025): 250 Ok: queued as 89AB1B2448D)

I remember that bold b4 is relay=local, but now is 127.0.0.1, so cannot receive...pls help!