ASA 8.3.1 – Smart Tunnel and NAT Changes 2010-03-12 ·5 min readI’ll start off with a warning. I’ve been running 8.3.1 on my home 5505 for a few hours now. Not only is this not really enough time for a thorough review, it’s also not the environment to test …asaciscofirewallsecuritysmart-tunnel