Cisco 7800 Series Administration Manual page 174

Status Messages Fields
Message
Load Rejected HC
No Default Router
No IPv4 DNS Server
No IPv6 DNS Server
No Trust List Installed
Phone failed to register. Cert key size is not
FIPS compliant.
Restart requested by Cisco Unified
Communications Manager
TFTP Access Error
Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager
160
Description
The application that was downloaded is not
compatible with the phone hardware.
DHCP or static configuration did not
specify a default router.
A name was specified but DHCP or static
IP configuration did not specify a IPv4
DNS server address.
A name was specified but DHCP or static
IP configuration did not specify a IPv6
DNS server address.
The CTL file or the ITL file is not installed
on the phone.
FIPS requires that the RSA server
certificate is 2048 bits or greater.
The phone is restarting due to on a request
from Cisco Unified Communications
Manager.
TFTP server is pointing to a directory that
does not exist.
Cisco IP Phone Troubleshooting
Possible Explanation and Action
Occurs if you attempted to install a version
of software on this phone that did not
support hardware changes on this phone.
Check the load ID that is assigned to the
phone (from Cisco Unified
Communications Manager, choose
Device > Phone). Reenter the load that
displays on the phone.
If the phone has a static IP address, verify
that the default router is configured.
If you are using DHCP, the DHCP server
has not provided a default router. Check
the DHCP server configuration.
If the phone has a static IP address, verify
that the IPv4 DNS server is configured.
If you are using DHCP, the DHCP server
has not provided a IPv4 DNS server. Check
the DHCP server configuration.
If the phone has a static IP address, verify
that the IPv6 DNS server is configured.
If you are using DHCP, the DHCP server
has not provided a IPv6 DNS server. Check
the DHCP server configuration.
The trust list is not configured on the Cisco
Unified Communications Manager, which
does not support security by default.
The trust list is not configured.
Update the certificate.
Configuration changes were likely made to
the phone in Cisco Unified
Communications Manager, and Apply
Config was pressed so that the changes take
effect.
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.