Huawei TE40 Administrator's Manual page 137

HUAWEI TE40&TE50&TE60 Videoconferencing
Endpoint
Administrator Guide
perform a local loopback test to check the network connection at your site or a remote
loopback test to check the network connection at a remote site. While a remote loopback test
is being performed, data is transmitted from your site to a remote site and then back to your
site.


Table 12-2 Loopback tests
Test
Audio loopback
Video loopback
Digital loopback
Remote audio
loopback
Remote video
loopback
Remote digital
loopback
Network Tests
Table 12-3 Network tests
Test
Network
Before a network test, ensure that your endpoint is connected to an IP network and IP
parameters are set correctly.


Issue 01 (2013-09-30)
Table 12-2 describes loopback tests.
To enable your endpoint to communicate with other endpoints, stop the loopback test.
You cannot perform a loopback test on remote video during a dual-stream conference.
Item to Be Tested
Local audio module
Local video module
Local audio and video
modules

Remote audio module

Network transmission

Remote video module

Network transmission
 Remote audio and
video modules
 Network transmission
Item to Be Tested
IP access
If your endpoint is on a public network: In IP address, enter an IP address that is in a
different network segment from your endpoint IP address. Then select Start. If the test is
successful, the gateway settings and IP address of your endpoint are correct.
If your endpoint is on a private network: In IP address, enter a public IP address. Then
select Start. If the test is successful, the gateway settings, NAT address, and IP address
of your endpoint are correct.
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12 Troubleshooting
Signal Stream
Microphone → 1 → 2 → Speaker
Camera → 3 → 4 → Display device
The endpoint performs local audio and
video loopback tests simultaneously.
Microphone → 1 → 5 → 6 → 7 → 8 →
6 → 5 → 2 → Speaker
Camera → 3 → 5 → 6 → 9 → 10 → 6
→ 5 → 4 → Display device
The endpoint performs remote audio and
video loopback tests simultaneously.
Signal Stream
Endpoint → LAN or public network
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