I believe that the problem really is fault of DNS lookups, but as I should proceed for resolve that??
see the first point at http://www.voip-info.org/wiki/view/Asterisk+administration
The best solution for now is probably to have a caching dns server on your Asterisk box or in your LAN _______________________________________________ --Bandwidth and Colocation provided by Easynews.com -- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users