I am doing some tests between Cisco ATA186 and AS5300 by using SER as the proxy server. AS5300 sent back 503 (service unavailable). Anyone has any clue on this? Thanks -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.sip-router.org/pipermail/sr-users/attachments/20030316/9545567c/attachment.htm>