Hi all,I have an issue on a Cisco 2811 SIP voice gateway when receiving an INVITE from a softswitch which adds the bandwidth parameters to the SDP: b=AS:64.If the SDP contains both G711 and G729 with the G729 as preferred codec the gateway chooses to...

Hi all,I have a router (2811 with IOS 12.4(15)T1)with an E1 atm interface and 2 sub-interface in order to split voice and data traffic on two different pvcs.I applied a service-policy to the main atm interface to strict prioritize sip/rtp traffic and...

Hi,I have problems authenticating a SIP ATA to a foreign SIP Proxy.When sending the Register message, the ATA inserts the tag "user=phone" into the from field. It seems that this string forces the Proxy in using only the tel part of the uri (12345)in...

Hello,I've an issue with the nat translation table when the main adsl connectivity goes down and the isdn backup starts.I see that the nat table is not automatically cleared when the dialer starts and the clients continue to match the old wrong nat t...

Hi,I have a problem with the Videoconferencing Manager 5.0 and the MCU 3515 when scheduling meetings.Using the Resource Manager I successfully schedule a new meeting and the eamil notifications are correctly sent to the invitees. The conference numbe...