Common Faults And Fault Analysis; How To Obtain The Mac Address When The Ip Phone Is Powered Off; An Ip Phone Cannot Obtain An Ip Address; Ip Addresses Of An Ip Phone And Another Device Conflict - Huawei espace 7810 Administrator's Manual

Huawei IP Phone eSpace
7810&7820&7830&7850&7870&7803X
Administrator Guide

4.2 Common Faults and Fault Analysis

4.2.1 How to Obtain the MAC Address When the IP Phone Is
Powered Off
You can obtain the MAC address in any of the following ways:
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4.2.2 An IP Phone Cannot Obtain an IP Address

Symptom
The icon
Cause
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Troubleshooting
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4.2.3 IP Addresses of an IP Phone and Another Device Conflict

Symptom
The message "IP conflict" is displayed on an IP phone's LCD.
Cause
The static IP address of an IP phone conflicts with the IP address assigned by the DHCP
server.
Issue 01 (2011-12-31)
The MAC address of an IP phone is pasted in the rear of the IP phone.
According to the corresponding PO, you can ask the provider to provide the delivery
information table that contains the MAC address.
MAC addresses of all the IP phones are listed in the label on the large package box of the
IP phone.
The MAC address of an IP phone is pasted on the small package box of the IP phone.
and the message "Network Unavailable" are displayed.
A network cable is connected to the PC port of the IP phone.
The network cable is disconnected from the IP phone.
The network cable is damaged.
Network parameter settings are incorrect, for example, the static IP address is
unavailable.
The network connection is abnormal.
Verify that the network cable is connected to the network port.
Verify that the network cable is intact and the connection is normal.
Verify that network parameters such as IP addresses are correct.
Verify that the network connection is normal. For example, the DHCP server is running
properly and has available IP addresses, and DHCP servers do not conflict in a LAN.
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