Shrinking Windows Size to 0 on Cisco ASA
- by Brent
Having an issue with any large file transfer that crosses our Cisco ASA unit come to an eventual pause.
Setup
Test1: Server A, FileZilla Client <- 1GBPS - Cisco ASA <- 1 GBPS - Server B, FileZilla Server
TCP Window size on large transfers will drop to 0 after around 30 seconds of a large file transfer. RDP session then becomes unresponsive…