Cisco CP-7970G Administration Manual page 171

Chapter 7 Viewing Model Information, Status, and Statistics on the Cisco Unified IP Phone
Table 7-2 Status Messages on the Cisco Unified IP Phone (continued)
Message
DHCP timeout
Disabled
DNS timeout
DNS unknown host
Duplicate IP
Erasing CTL and ITL
files
OL-23092-01
Description
DHCP server did not respond.
802.1X Authentication is disabled on the phone. You can enable 802.1X authentication using the
DNS server did not respond.
DNS could not resolve the name of the TFTP
server or Cisco Unified Communications
Manager.
Another device is using the IP address assigned
to the phone.
Erasing CTL or ITL file.
Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.5
Possible Explanation and Action
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 Network Configuration
Menu, page 4-5 for details on assigning a
static IP address.
Settings > Security Configuration > 802.1X
Authentication option on the phone. For more
information, see 802.1X Authentication and
Status, page 4-42.
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.
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.
If the phone has a static IP address, verify
•
that you have not assigned a duplicate IP
address. See Network Configuration Menu,
page 4-5 for details.
If you are using DHCP, check the DHCP
•
server configuration.
None. This message is informational only.
For more information about the CTL and ITL
files, refer to Cisco Unified Communications
Manager Security Guide.
Status Menu
7-5