Troubleshooting Phones And Peripherals; Troubleshooting Phone Connection Problems; Table 45. Troubleshoot Phone Connection Problems - Mitel 3300 Technician's Handbook

Technician's Handbook
Troubleshooting Phones and
Peripherals

Troubleshooting Phone Connection Problems

To troubleshoot Phone Connection Problems
1. Go through Table 45 below.
2. If you cannot solve the problem using Table 45, go
3. If you still can't find the problem, call Mitel Networks
Table 45. Troubleshoot Phone Connection
Symptoms
Can't make calls
externally (display
phone may show call
barred).
182
To rule out DHCP problems, and isolate
Note:
network-related issues, we recommend that you
program the IP Phone with a static IP Address (see
TSB # 58004933).
through the steps in "Generic Troubleshooting Steps"
on page 144.
Technical Support (see "Before You Contact
Technical Support" on page 142).
Problems
Probable Causes
COR restricted.
Corrective Action
1.
Identify the numbers
dialed by the user, then
check the route used in
ARS.
2.
Remove the COR
number from COR group
table in COR assignment
used in the route, OR
Change the COR
group number in the
route assigment form.