This section specifies the Post Gateway Ringing Delay (PGRD) signaling quality measurement. On the SBC main screen, go to Configuration > System Provisioning > Category: Trunk Provisioning > Trunk Group > SIP Trunk Group > SIP Trunk Advanced > QOE > Pgrd. The Pgrd window is displayed. You can check the QOE - Pgrd for each Address Context, Zone, and SIP Trunk Group created, or all Address Contexts, Zones, and SIP Trunk Groups created. Use the drop-down box to select the desired Address Context, Zone and SIPTrunk Group. The Edit Pgrd window is displayed. SIP Trunk Advanced - QOE - Pgrd Edit Window Pgrd Parameters Parameter Description Make the required changes and click Save.To View and Edit QOE - Pgrd
Critical QOS Pgrd Limit Specifies the critical Post Gateway Ringing Delay limit, above which to stop the call admission. The value ranges from 50 - 10000, with a default value of 2000. Default Pgrd Factor Specifies the default value to be used as Post Gateway Ringing Delay when no calls are made for a sampling period. The value ranges from 50 - 10000, with a default value of 500.