http://zzz.i2p/topics/1322-err-symmetricnat-how-to-fix-it-plz
/webapps in %appdata%\i2p\clients.config so that fewer errors will be logged. Perhaps also try disabling UPnP while you're at it. That can be configured here . Link Post Topic (x) Tue, 01 Jan 2013, 01:31am #3 zzz Administrator If you post your NAT router's make and model, maybe you'll get lucky and somebody knows about it.