Open (external) port after (default) install?
interoperate at gmail.com
Fri Oct 8 13:29:51 UTC 2004
> Don't know if you have a firewall in front of Ubuntu that logs
> connections, but if you do, watch what happens when ubuntu boots up:
> I have done two installation on two different boxes with two different
> builds of Ubuntu, and find that on boot, it likes to connect to :
> 18.104.22.168 on port 123 OR
> 22.214.171.124 on port 123
> The first ip address resolves to http://forum.spamcop.net/ and the
> second one resolves to jansen.cx
> Why is ubuntu logging into port 123 of these addresses on boot?
> Now, if we are reporting things to spamcop, fine, but we should be
> informed, I do not like distros that report things without my knowledge.
Port 123 is the NTP time sync service used to check an NTP server so
that it can correctly set your PC clock.
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