[CentOS] Weird TCP problem

Florin Andrei wrote:
> 
> And you do capture *all* traffic, right? Don't filter out anything.

Well, I'm filtering out the ports that are busy (http and https, imap 
and imaps, and smtp), but I'm testing access to ssh, since the problem 
appears to be independent of the port.  I get the delays on port 22 and 
don't see anything in reply.  No ICMP messages, either.