The first thing that jumped out at me is the window size difference. With your T1 connection it's reporting a receive buffer of 65535 and on your cable connection its down to 8760.
I think that may be causing your ACK's to be delayed and causing the connection to time out.
Weird TCP problems using a vnc connection(Cable /T1)
http://www.computerglitch.net"I'm doing a (free) operating system (just a hobby, won't be big and professional...) for AT clones... It's not portable and it probably [won't ever] support anything other than AT hard disks, as thats all I have :-(." --Posted on Usenet August 1991 by Linus Trovalds
curiosity builds security | dd if=/dev/zero of=/dev/hda bs=512 count=100
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