Recently,I capture some RTP packets when user meeting the dialogue jitter and latency.User A using the 3951 ip phone (IP address is x.x.125.206, and x.x.200.165 is the voice gateway's ip address ) , and user B using a mobile phone.User A responds to ...

Hi allKnow that the SIP is for initiate a session.so do SIP packets occur during a dialogue?And whether it will incure the dial jitter between endpoints.And I also want to know if SIP only work at an external call.So when I take a internal call I can...

How can people make the Switch's temperature up to its Critical Temperature Threshold?Like loop the two uplink port?or Turn off the aircondition?Here I emerge this question just in case of  meeting such problem in the future, and I don't have any ide...

HI Everyone.After I insert the module  X2-10GB-LR in the Supervisor 6-E 10GE, and before I plug any cord in the module yet, it prompt error message like this:*Jun 18 19:10:32.583: %SFF8472-5-THRESHOLD_VIOLATION: Te1/1: Rx power low alarm; Operating v...