Starten Server / SCO OpenServer6 / PostgreSQL 8.0.3

Hello,

I get the following messages when starting the PostgreSQL-Server.
What does the LOG message mean?

Regards
Michaela

$ /usr/local/pgsql/bin/pg_ctl start -D /usr/local/pgsql/data
postmaster starting
$ LOG: could not bind IPv6 socket: Network is unreachable
HINT: Is another postmaster already running on port 5432? If not, wait a few seconds and retry.

$ /usr/local/pgsql/bin/pg_ctl status -D /usr/local/pgsql/data
pg_ctl: postmaster is running (PID: 26353)
/usr/local/pgsql/bin/postmaster -D /usr/local/pgsql/data
$ ps -ef | grep post
postgres 26357 26353 0 08:45:01 ttyp1 00:00:00 /usr/local/pgsql/bin/postmaster -D /usr/local/pgsql/data
postgres 26353 1 0 08:45:00 ttyp1 00:00:00 /usr/local/pgsql/bin/postmaster -D /usr/local/pgsql/data
postgres 26356 26353 0 08:45:01 ttyp1 00:00:00 /usr/local/pgsql/bin/postmaster -D /usr/local/pgsql/data
postgres 26332 26331 0 08:43:08 ttyp1 00:00:00 -sh
postgres 26354 26353 0 08:45:01 ttyp1 00:00:00 /usr/local/pgsql/bin/postmaster -D /usr/local/pgsql/data
postgres 26358 26357 0 08:45:01 ttyp1 00:00:00 /usr/local/pgsql/bin/postmaster -D /usr/local/pgsql/data
postgres 26364 26332 0 08:45:29 ttyp1 00:00:00 grep post
postgres 26365 26364 0 08:45:29 ttyp1 00:00:00 ps -ef