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Cisco Unified IP Phone 7970G/7971G-GE Administration Guide for Cisco Unified Communications Manager 7.0
OL-15299-01
Chapter 7 Viewing Model Information, Status, and Statistics on the Cisco Unified IP Phone
Status Menu
DHCP timeout DHCP server did not respond. • Network is busy—The errors should
resolve themselves when the network load
reduces.
• No network connectivity between the
DHCP server and the phone—Verify the
network connections.
• DHCP server is down—Check
configuration of DHCP server.
• Errors persist—Consider assigning a static
IP address. See the “Network
Configuration Menu” section on page 4-5
for details on assigning a static IP address.
Disabled 802.1X Authentication is disabled on the phone. You can enable 802.1X authentication using the
Settings > Security Configuration > 802.1X
Authentication option on the phone. For more
information, see the “802.1X Authentication
and Status” section on page 4-31.
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 Communications
Manager.
• Verify that the host names of the TFTP
server or Cisco Unified Communications
Manager 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” section on page 4-5 section for
details.
• If you are using DHCP, check the DHCP
server configuration.
Table 7-2 Status Messages on the Cisco Unified IP Phone 7970 Series (continued)
Message Description Possible Explanation and Action