Return to Figure 6 The porting process continues.  Return to Porting Flow Figure 6, Create Process, Step 6.  NPAC notifies  The NPAC informs the SP of an invalid create. If necessary, the notified appropriate Service Service Provider coordinates the correction. Provider that Return to Step 5. Create message is invalid NPAC notifies The NPAC informs the NNSP and ONSP of the expiration of the T1  NNSP and ONSP Timer. that T1 has Upon expiration, the NPAC starts the T2 (Final Concurrence  expired, and then Window tunable parameter). starts T2 Timer
Return to Figure 6  The porting process continues.  Return to Porting Flow Figure 6, Create Process, Step 6. NPAC notifies appropriate Service Provider that Create message is invalid  The NPAC informs the SP of an invalid create. If necessary, the notified Service Provider coordinates the correction. Return to Step 5. NPAC notifies NNSP and ONSP that T1 has expired, and then starts T2 Timer  The NPAC informs the NNSP and ONSP of the expiration of the T1 Timer.  Upon expiration, the NPAC starts the T2 (Final Concurrence Window tunable parameter).
Dec15_NANC_OPS_Flows_Narratives_v4_2_2_111315_redlined.docx