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Cisco 7975G - Unified IP Phone VoIP Sorun Giderme ve Bakım

Troubleshooting and Maintenance

Step 4

Power cycle the phone.

Start Service

Note

A service must be activated before it can be started or stopped. To activate a service, choose Tools > Service

Activation.

To start a service, follow these steps:

Procedure

Step 1

From Cisco Unified Communications Manager Administration, choose Cisco Unified Serviceability from

the Navigation drop-down list and click Go.

Step 2

Choose Tools > Control Center - Feature Services.

Step 3

Choose the primary Cisco Unified Communications Manager server from the Server drop-down list.

The window displays the service names for the server that you chose, the status of the services, and a service

control panel to start or stop a service.

Step 4

If a service has stopped, click the corresponding radio button and then click Start.

The Service Status symbol changes from a square to an arrow.

Determine DNS or Connectivity Issues

If the phone continues to reset, follow these steps to eliminate DNS or other connectivity errors:

Procedure

Step 1

Use the Erase softkey to reset phone settings to their default values. See

Restore, on page 20

Step 2

Modify DHCP and IP settings:

a) Disable DHCP. See

b) Assign static IP values to the phone. See

default router setting used for other functioning Cisco Unified IP Phones.

c) Assign TFTP server. See

for other functioning Cisco Unified IP Phones.

Step 3

On the Cisco Unified Communications Manager server, verify that the local host files have the correct

Cisco Unified Communications Manager server name mapped to the correct IP address.

Step 4

From Cisco Unified Communications Manager, choose System > Server and verify that the server is referred

to by the IP address and not by its DNS name.

for details.

Network Configuration Menu

Cisco Unified IP Phone Reset or

for instructions.

for instructions. Use the same

for instructions. Use the same TFTP server used

Troubleshooting and Maintenance

Start Service