4.13 [2-7-3] Class of Service—Internal Call Block
Internal
Call Block determines the restrictions placed on making intercom calls. The extensions, incoming call
distribution groups, and doorphones belonging to a certain COS can be programmed to not receive intercom
calls from those belonging to a certain COS.
COS Number of the Extension Which Receive the Call from Other Extension 1
–
64
Specifies the combinations of COS levels for which intercom calls are blocked.
Default
All extensions: Non Block
Value Range
Block (blue), Non Block
Maintenance Console Location
4.13 [2-7-3] Class of Service—Internal Call Block
Programming Manual References
5.12 [3-5-1] Incoming Call Distribution Group—Group Settings—Main—
COS
6.1 [4-1-1] Wired Extension—Extension Settings
—Main—
COS
6.10 [4-2-1] Portable Station—Extension Settings
—Main—
COS
7.1 [5-1] Doorphone— COS
Feature Manual References
9.1.14 Internal Call Block
332 PC Programming Manual Document Version 2010-11
4.13 [2-7-3] Class of Service—Internal Call Block