Troubleshooting guide

Hardware
63
A 5215 Dual
Mode, 5220
Dual Mode, or
5235 IP
Phone fails to boot up. Set
display shows “Port Access
Failure – Rebooting”.
802.1X port authentication
is enabled in network. IP
phone is not configured with
correct username and
password.
Check the username and
password of the IP phone in
database of the RADIUS server.
Configure the correct username
and password in the IP phone. See
“Configuring an Authentication
Username and Password” on
page 193
OR
Erase the username and password
that is stored in the phone. See
“Erasing an Authentication
Username and Password” on
page 194. Reboot the phone in
order to re-enter the username and
password.
802.1X port authentication
is enabled in network. PC is
connected to network
through IP Phone, but PC is
not configured with correct
username and password.
Check the username and
password of the PC in database of
the RADIUS server. Configure the
correct username and password
on the PC.
OR
Disable 802.1X support in the PC if
enabled.
OR
Ensure RADIUS EAP is
“EAP-MD5”.
5235, 5320,
5330, 5340,
or 5360 IP
sets
Phone loses all application
features and labels after the
set is rebooted
or
after the 3300 ICP IP
address is changed.
The controller address
does not match the
ICP/PBX assignment.
1. Program Network IP
address in the ICP/PBX
Networking form to
match IP address of the
local controller.
2. Reboot the controller to
make the change
effective.
See Mitel Knowledge Base article
07-4940-00007.
5310
Conference
Unit
5310 Conference is not
working with 5220 DPLite
(Dual Mode IP phone). The
symptoms are when a user
pushes the side control
button, the saucer flashes
but does not work.
Side control defective. Refer to Mitel Knowledge Base
article 06-5191-00067.
Table 16: Specific Model Troubleshooting
Phone Symptom Probable Cause Corrective Action
Page 5 of 5