To add a Dynamic DN Pool:
- Select DN Pool from the System menu
- On the menu, click Add to create a new DN Pool
- Select a Service Group
- Configure the DN Pool options as described in the table
- When finished, click Save
- To add another DN Pool, repeat the process
| Field Name | Description |
|---|---|
| Service Group Name | Select the Service Group |
| DN Profile Name | DN Pool Name |
| DN Profile Description | DN Pool Description |
| Route Partition | Select the Route Partition for the DN Range |
| Search Across Clusters (Checkbox) | Enables DN management to search across multiple CUCM clusters when DNs are distributed across multiple clusters. |
| Search All Partition (Checkbox) | Check this box to search all CUCM partitions when performing a DN lookup. |
| Include Unassigned DNs (Checkbox) | Check this box to include unassigned CUCM DNs in the DN lookup. |
| Enable DN Aging (Checkbox) | Check this box to enable DN aging on the DN Pool. Deleted DNs will be excluded from reassignment according the DN aging period configured on the Service Group. |
| External Phone Number Mask | Enter a phone number mask to be applied when allocating a DN from this pool |
| Enterprise Alternate Number Mask | Enter the Enterprise Alternate Number Mask to be applied when allocating a DN from this pool |
| E.164 Alternate Number Mask | Enter the E.164 Alternate Number Mask to be applied when allocating a DN from this pool |
| AAR Destination Mask | Enter a AAR destination mask to be applied when allocating a DN from this pool |
| DN Prefix | Enter digits common to the range, such as are code and exchange |
| Directory Number Pool Ranges From/To | Enter start and end of the DN Range. The range must be contiguous. The range cannot start with 0. |



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