Cisco Ip Phone 7800 Series Administration Guide For Cisco Unified Communications Manager - Cisco 7800 series Administrator's Manual

Message
TFTP Access Error
TFTP Error
TFTP Timeout
Timed Out
Description
TFTP server is pointing to a directory
that does not exist.
The phone does not recognize an error
code that the TFTP server provided.
TFTP server did not respond.
Supplicant attempted 802.1X transaction
but timed out to due the absence of an
authenticator.

Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager

Cisco IP Phone Status
Possible Explanation and Action
If you are using DHCP, verify that the DHCP
server is pointing to the correct TFTP server.
If you are using static IP addresses, check
configuration of TFTP server.
Contact Cisco TAC.
Network is busy: The errors should resolve
themselves when the network load reduces.
No network connectivity between the TFTP server
and the phone: Verify the network connections.
TFTP server is down: Check configuration of
TFTP server.
Authentication typically times out if 802.1X is
not configured on the switch.
179