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Cisco Unified IP Phone 7940G/7960G Administration Guide for Cisco Unified CallManager 4.2(3)
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Chapter 6 Viewing Model Information, Status, Statistics, and Security Information on the Cisco Unified IP Phone
Status Menu
DNS timeout DNS server did not respond. • Network is busy—The errors should
resolve themselves when the network
load reduces.
• No network connectivity between the
DNS server and the phone—Verify the
network connections.
• DNS server is down—Check
configuration of DNS server.
DNS unknown host DNS could not resolve the
name of the TFTP server or
Cisco Unified CallManager.
• Verify that the host names of the TFTP
server or Cisco Unified CallManager are
configured properly in DNS.
• Consider using IP addresses rather than
host names.
Duplicate IP Another device is using the IP
address assigned to the phone.
• If the phone has a static IP address, verify
that you have not assigned a duplicate IP
address. See the “Network Configuration
Menu Options” section on page 4-3
section for details.
• If you are using DHCP, check the DHCP
server configuration.
Table 6-2 Status Messages on the Cisco Unified IP Phone 7940G/7960G (continued)
Message Description Possible Explanation and Action
