User`s guide

MBR W40 – Admin’s Manual
37
Figure 43” Edit Extension Screen
3. Configure the parameters as follows:
Parameter
Description
Extension Number
Specify the extension number as it was set on the device
(the SIP phone). The PBX supports extension numbers
containing 3 to 9 digits.
Last Name, First Name
Enter the last name and first name of the extension's owner.
Class of Service
Select the classes of service to apply to the extension.
Selecting a Class of Service applies the functionality
associated with that Class of Service to the extension. For
example, a Class of Service can specify a particular dial plan
for outgoing calls.
Enable Do Not Disturb
Select this check box to prevent calls from reaching your
extension. The caller will be forwarded to voice mail
provided by your cellular operator.
Require Authentication
Select this check-box to secure your IP-PBX. By default, SIP
devices register with W40 as their proxy by identifying
themselves using extension numbers that are pre-
configured on both the devices and on the W40. (You must
configure the device's proxy field with the W40 IP address in
order for this to work.) If you select the Require
Authentication option, W40 will require more than the
extension number as identification. In addition to the
extension number, it will require a user name and password.
This protects your IP-PBX from unauthorized intruders. For
example, this will prevent someone from outside your home