3Com 900-0234-01 IP Phone User Manual


 
Configuring Class of Service 63
element row, click under the Inbound calls and Outbound calls
heading to either enable or disable these types of calls.
If Whitelist is listed — These types of elements (calls) are allowed to be
placed or received.
If Blacklist is listed — These types of elements (calls) are not allowed to
be placed or received.
To delete elements from a Class of Service:
a From the Action column, click Remove from class in the same row as
the element that you want to delete.
The Class Of Service Details For <Class of Service Name> page
refreshes, showing the deleted element.
Enabling or Disabling
Trunk to Trunk Calls
for a Class of Service
To enable or disable Trunk to Trunk calls for a Class of Service:
1 From the left-hand side of the main page, click the Class of Service
heading. The Class Of Service List page appears.
2 From the Name column, click the name of the Class of Service you want
to edit. The Class Of Service Details For <Class of Service Name> page
appears.
3 Following the Trunk To Trunk heading, either the word Blacklist or
Whitelist is listed and represents what authorization state the Class of
Service is in. To change the state, click the word Whitelist (or Blacklist
depending on current configuration) to make it the opposite of what is
listed.
The Class Of Service Details For <Class of Service Name> page refreshes,
showing the update Trunk to Trunk call state.