[CentOS] Ports require to do yum update?

Wed Feb 22 20:07:21 UTC 2006
James Pifer <jep at obrien-pifer.com>

> I depends on the server, but either outbound to port 80 or outbound to
> port 21 (for ftp).

Turns out my repo file for CentOS was pointing to port 81. yum update
downloaded an updated yum conf for CentOS and no longer has the 81.