[CentOS] centos 5.5 - not detecting internet connection

Wed Dec 1 05:34:19 UTC 2010
Johan Scheepers <johansche at telkomsa.net>

Good day,

By accident booted with dsl internet not connected.

When reconnecting dsl -  centos did not detect it.

Is there a way to make it trigger detection rather then rebooting Please.
Thanks
Regards
Johan