Cups listen on 0.0.0.0

Markus Feldmann feldmann_markus at gmx.de
Thu Apr 29 13:54:21 PDT 2010


Hi All,

my printer service cups on my debian lenny server (with kernel 
2.6.32.11) ist listen to some addresses i do not want and do not set up 
i think. :-) Especially the address 0.0.0.0:631 is misterious for me.

Here comes my output from netstat -apn:
Proto Recv-Q Send-Q Local Address           Foreign Address 
State       PID/Program name
tcp        0      0 127.0.0.1:3306          0.0.0.0:* 
LISTEN      2573/mysqld
tcp        0      0 0.0.0.0:21              0.0.0.0:* 
LISTEN      5740/pure-ftpd (SER
tcp        0      0 192.168.0.186:53        0.0.0.0:* 
LISTEN      2461/named
tcp        0      0 127.0.0.1:53            0.0.0.0:* 
LISTEN      2461/named
tcp        0      0 192.168.0.186:22        0.0.0.0:* 
LISTEN      3035/sshd
tcp        0      0 192.168.0.186:631       0.0.0.0:* 
LISTEN      2653/cupsd
tcp        0      0 127.0.0.1:631           0.0.0.0:* 
LISTEN      2653/cupsd
tcp        0      0 127.0.0.1:25            0.0.0.0:* 
LISTEN      2951/exim4
tcp        0      0 127.0.0.1:953           0.0.0.0:* 
LISTEN      2461/named
tcp        0      0 192.168.0.186:22        192.168.0.197:39608 
VERBUNDEN   4952/0
tcp        0      0 192.168.0.186:22        192.168.0.197:46878 
VERBUNDEN   5241/3
tcp        0      0 192.168.0.186:22        192.168.0.197:53508 
VERBUNDEN   5019/1
tcp        0      0 192.168.0.186:631       192.168.0.197:35639 
VERBUNDEN   2653/cupsd
tcp        0      0 192.168.0.186:22        192.168.0.197:37468 
VERBUNDEN   5152/sshd: markus [
tcp6       0      0 :::80                   :::* 
LISTEN      5622/apache2
tcp6       0      0 :::21                   :::* 
LISTEN      5740/pure-ftpd (SER
tcp6       0      0 ::1:953                 :::* 
LISTEN      2476/lwresd
tcp6       0      0 :::443                  :::* 
LISTEN      5622/apache2
udp        0      0 127.0.0.1:921           0.0.0.0:* 
         2476/lwresd
udp        0      0 192.168.0.186:53        0.0.0.0:* 
         2461/named
udp        0      0 127.0.0.1:53            0.0.0.0:* 
         2461/named
udp        0      0 0.0.0.0:67              0.0.0.0:* 
         5791/dhcpd3
udp        0      0 0.0.0.0:631             0.0.0.0:* 
         2653/cupsd
raw        0      0 0.0.0.0:1               0.0.0.0:*               7 
         5791/dhcpd3

My cups.conf looks like this:
     http://nopaste.debianforum.de/34569

Where is my problem? As i can see i did only allow access from my local 
net and inside my server. Any idea?

regards Markus




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