Mitel 3300 Technician's Handbook page 196

Technician's Handbook
Table 44. Troubleshoot IP Phone Registration
Error Message on IP
Phone Display
Waiting for link
Waiting for link
Waiting for link
178
Problems (continued)
Probable Causes
Option 129 is not
programmed correctly.
The Layer 2 switch
port may be running
spanning tree.
The application server
is broadcasting or
multicasting on IP
Phone port or on PC
behind the IP Phone.
Corrective Action
2.
Confirm if TFTP on the
Controller is corrupted
(this can be verified by
connecting the IP Phone
directly on the Controller,
or by observing the
behavior of other IP
Phones).
Tips: If you have
Option 132/133
programmed on the
Controller's internal
DHCP server, disable
them before trying
Step 2.
Check Option 129 on
DHCP to confirm that
the IP address is
programmed correctly
(RTC IP Address of
Controller).
Turn port fast on or
disable Spanning tree
(whichever is
possible).
Turn off multicasting.