eSpace 7800&7900 IP Phone
Troubleshooting Cases
2 Troubleshooting Cases
Issue 01 (2013-12-26)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
17
Possible Cause
How to Resolve
is beyond the validity period
of its device certificate.
validity period of its device certificate.
1.
View the validity period of the IP phone's device
certificate.
You can use any of the following methods:
- On the phone web page, choose
Advanced >
Certificates.
- On the phone login screen, choose
More > Network >
Status > Certificates > Device Certificate
.
- On the phone home screen, choose
Apps > Status >
Certificates > Device Certificate
.
2.
Manually set the system time of the IP phone on the
Date and Time
screen or web page.
2.3 Login and Registration
2.3.1 Registration Failure After an IP Address Is Manually
Configured
Applicable Models
eSpace 7900 series and eSpace 7800 series
Applicable Versions
All versions
Symptom
After an IP address is manually configured for an IP phone and other related parameters such
as the account and password are correctly set, the IP phone still fails to register with the SIP
server.
Possible Causes and Solutions
Possible Cause
How to Resolve
The network between the SIP
server and the IP phone is
unavailable. Specifically, VLAN
or 802.1x parameters are
incorrectly set on the IP phone.
Set VLAN or 802.1x parameters correctly on the IP
phone.
eSpace 7800 series
On the phone screen, choose
Menu >Settings >
Advanced Settings > Network
, and set related
parameters.
eSpace 7900 series
On the phone login screen, choose
More >