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ViewPoint8220 in SoftX3000 side can register successfully, but can’t be calling party.

Publication Date:  2012-09-19 Views:  60 Downloads:  0
Issue Description
Having video phone business, ViewPoint8220 in the softswitch side can register normally, but can not be calling party in video mode. Do H323 signaling tracing in the softswitch side, just have RAS-ARQ、RAS-ACF、RAS-DRQ、RAS-DCF messages. When it is called party, signaling tracing is normal H323 calling process.
Alarm Information
Handling Process
1.ViewPoint8220 can register normally in softswitch side, it means ViewPoint8220 and softswitch side network is normal.Vp8220 can be called party, it means the softswitch side calling prefix data is correct.  Exclude softswitch and ViewPoint822 data configured error.
2. Fast up and slow up can not be calling party, exclude mode issue.
3. Use DSP EPST command to view VP8220 register ip address is same to the practicality configuration, exclude network pass through firewall issue.
4. The SoftX3000 version is V300R003B01D039, the softswitch can support V600R420B02D0011SP10 Release 2.80.9 version VP8220. The one we used is 4.05.2,it is a new one ,use 2.80.910 can solve the problem.
Root Cause
1、ViewPoint8220configuration issue;
2、SoftX3000 configuration issue
3、Fast up and slow up setting problem
4、IP/MPLS firewall issue
5、Version issue.
VP8220 new edition may not compatible old edition, need to pay more attention to the edition problem when do video business, the new one may not work well.