ASA Slow IPSec Performance
- by Brent
I have a IPSec link between two sites over ASA 5520s running 8.4(3) and I am getting extremly poor performance when traffic passes over the VPN. CPU on the device is 13%, Memory at 408 MB, and active VPN sessions 2 so the load on the device is particularly low.
Screenshot of wireshark file transfer between the two hosts over the VPN:
The large…