PPT Slide

SP requests

TN block

within a rate

center 1

Recipient SP rcves new block assignment 4A

Donor SP rcves block assgn notification - updates LERG

4B

NPAC rcves 1K block assgn info* and updates NPAC SMS within 3 business days

-TN Block

-Eff. Date

-SPID(Donor &Recipient

-Default DPC

-Default LRN

6

NPAC broadcasts “first port” notifier if no previous ports no less than Eff. Date -5

8

Number Pooling /Pre-Port

Non-Contaminated- Post NPAC Requirement Implementation

On Eff. date NPAC

downloads

Pooled

Data to LSMSs

9

Deletes TN Inventory

from internal TN inventory OSS 10

Pool Administrator responds within 10 business days and assigns 1K block from avlble ranges 2

Pool Administrator documents & distributes required data:

- Eff. Date(See Note 10)

- 1K Block

- SPIDs (Donor & Recipient)

- Donor LERG OCN

- Default LRN- Recipient

- Default DPC

- From switch-CLLI

- To switch-CLLI

3

Updates TN Inventory in internal TN inventory OSS

5

Is this

“first Port” ?

7

NO

YES

After effective date- SP optionally completes EO switch translation woork after NPAC download 11

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