eSpace 7800&7900 IP Phone
Troubleshooting Cases
2 Troubleshooting Cases
Issue 01 (2013-12-26)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
18
Possible Cause
How to Resolve
Network > Network Access
, and set related
parameters.
The SIP server address is in the
form of a domain name, but the
DNS server address is not
specified on the IP phone.
Enter the correct DNS server address on the IP phone.
2.3.2 Failed to Register with the UAP (eSpace U2980) in UC2.0
Applicable Models
eSpace 7900 series
Applicable Versions
All versions
Symptom
An IP phone fails to register with the UAP (eSpace U2980) in the UC2.0 network
environment.
Possible Causes and Solutions
Possible Cause
How to Resolve
The network environment
selected for the IP phone
is incorrect.
Change the network environment of the IP phone to UC2.0.
Access the phone web page as an administrator. Choose
Advanced
>
Server
>
Network Environment
, select
UC2.0
,
and click
Save
. The IP phone automatically restarts.
The IP phone account,
password, or AA server
address is incorrect.
Obtain the correct account, password, or AA server address,
and enter the correct value again.
2.3.3 "No active AA server" Is Displayed During a Login Attempt
Applicable Models
eSpace 7900 series
Applicable Versions
All versions