Cisco CallManager 4.x has a new concept called Unassigned Directory Numbers (DNs). When a DN gets removed/updated from a device or a phone gets deleted, the associated DNs are not removed from the Cisco CallManager...

...prefix-method; release cause=14; d. Add a switch-based LNP Profile for Onward Call Routing (OCR) (also...Profile to be used for the office. In this example, the QoR...sequence shows the marking of a subscriber's DN as ported-out of this... Step 1 Prepare to delete subscriber and mark as...command is executed, calls may be mis-routed unless...it is possible that calls will be misrouted due to inconsistencies in the timing of provisioning changes...hop-count be set to a relatively low value...routing loops. • If a DN is allowed to port from...dn2subscriber records can be deleted. Routing loops, although...nodes are synchronized, may be possible for example...

...Communications Services Release 6.1(a) Provisioning Guide OL-18393-01...Figure 9-4 Auto-registration – Call Control Protocol Choose the correct protocol (SIP or SCCP...CM 5.1 and above. Unified CM 4.X supports only the SCCP protocol...Server, select Cisco Unified CallManager > Alarm Configuration. The system displays the screen shown in Figure 9-5. 9-9 Cisco...Communications Services Release 6.1(a) Provisioning Guide OL-18393-01...section, type the IP address of the BVSM server in the Server...