That is a listing of open sockets, not ports.
The top portion of the `netstat -an` listing is open ports, which since
your grep did not match any of those lines, were not printed. This means
that port 21 is available.
On Tue, 2003-01-28 at 09:26, mazdaracer wrote:
> In my root mail msg I see the following, which explains why I can't get
> ftp going.
>
>
>
> --------------------- proftpd-messages Begin ------------------------
>
> **Unmatched Entries**
> rotor.byerlyelectric.com - Failed binding to 0.0.0.0, port 21: Address
> already i
> n use
> rotor.byerlyelectric.com - Check the ServerType directive to ensure you
> are conf
> igured correctly.
>
>
>
>
> How do I read this part? Is mysql listening on port 21? Next question is
> why if this is a normal ftp port? And how do 'unlisten'?
>
> pete
>
>
>
> [root@rotor rc.d]# netstat -an | grep 21
> tcp 0 0 0.0.0.0:21 0.0.0.0:*
> LISTEN
> unix 2 [ ACC ] STREAM LISTENING 2165
> /var/lib/mysql/mysql.sock
> unix 2 [ ACC ] STREAM LISTENING 1346054
> /tmp/orbit-pete/orb-187867722102359162
> unix 2 [ ACC ] STREAM LISTENING 1346091
> /tmp/orbit-pete/orb-21285196501929031233
> unix 3 [ ] STREAM CONNECTED 1346713
> /tmp/orbit-pete/orb-187867722102359162
> unix 3 [ ] STREAM CONNECTED 1346105
> /tmp/orbit-pete/orb-21285196501929031233
> unix 3 [ ] STREAM CONNECTED 1346078
> /tmp/orbit-pete/orb-187867722102359162
> unix 3 [ ] STREAM CONNECTED 772212
> /tmp/.font-unix/fs7100
> unix 3 [ ] STREAM CONNECTED 772211
> unix 3 [ ] STREAM CONNECTED 772213
> /tmp/.X11-unix/X0
> unix 2 [ ] DGRAM 2174
> [root@rotor rc.d]#
>
>
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--
--Eric Andresen
ndiin@asu.edu
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