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Knowledge Base

A case for 8620 MCU high definition conference rate adaptation

Publication Date:  2012-09-27  |   Views:  90  |   Downloads:  0  |   Author:  SU1001048203  |   Document ID:  EKB1000016298


Issue Description

There is a site platform want to upgrade from train 3 to train 5.1 version and replace VC11 MDVP to VC12 MDVP. It configures 2 MVPA boards, and terminal has 768K and 1920K two rate in RM. Schedule 2M conference in RM and choose the option of abet rate adaptation. The conference called successfully, but it shows in active conference: conference rate is 768K, the conference doesn’t abet rate adaptation.

Alarm Information


Handling Process

Find ConfigParam file in ResourceManager installing contents, open the tablet and look for  VP8620MoreOrLess768 sentence, and copy to the system configuration SYS of RMCC setting file.

Root Cause

1. Examine local manager board software, the board software has upgraded to the delivery-attached uniform version.
2. Examine if the RM rate section setting is correct, rate section brace appoint to 1920 and 768, the video protocol is H264 CIF and H264 50/60.
3. Examine MCU “resource diagnose” in RMCC, we can see the resource with rate adaptation is 2.


We advise the customer to put this sentence into RMCC setting file.