kmmankad/ENC28J60-PSoC3 — pull request #1 by duncanspumpkin (2012-07-07 15:47:05+00:00)
Title: Added zero out checksum to SYN packet that could cause potential checksu...

This may be the cause of an incorrect checksum which could cause the packet to be dropped. I think this might be the what is causing the client to be unable to connect multiple times.