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VP8220 failed to log in GK

Publication Date:  2012-09-26 Views:  86 Downloads:  0
Issue Description
Video conference terminal can not log in GK by static public network IP, we can ping to gateway and GK address by PC, we can not ping through by video telephone, after finishing the settings 30 minutes it can log in success.
Alarm Information
Can not find the register server
Handling Process
1,Replace the network cable and video phone but can not settle it
2,Upgrade the terminal version from Release 2.60.3 2004.08.16 to Release 2.80.10 2005.01.26 but can not settle it
3,Connect the video phone directly to switch which do not connect to optical-to-electrical converter
4,Set the s2000 switch network interface to 100M full-duplex mode
5,Learn from the network management the video conference line is not bind with MAC
Root Cause
1,The quality of the network cable connection is bad
2,The problem of terminal version
3,The problem of the optical-to-electrical converter
4,The mismatch of network interface mode
5,MAC address binding
6,The routing data configuration problem of transformation equipment room.
Suggestions
1,The protocol converter can not consult well with 8512 switch, the login information can send to GK server immediately
2,Check the terminal problem upgrade, learn some bandwidth and data communication knowledge

END