Speech Calls Dropping

Last Updated : Sep 15, 2020 |

Prolog information

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ISDN or QSIG line

Enable the following trace option settings:

Tab	Trace Options
ISDN	Layer 1, Layer 3, Layer 1 Send, Layer 1 Receive, Layer 3 Send and Layer 3 Receive
Call	Line Send, Line Receive, Extension Send, Extension Receive, Extension RxP, Extension TxP, Short Code Msgs, Call Delta, Targeting and Call Logging
System	Error, Print and Resource Status Prints

Enable the following trace option settings:

Tab	Trace Options
ATM	Channel, I-O and CM Line
Call	Line Send, Line Receive, Extension Send, Extension Receive, Extension RxP, Extension TxP, Short Code Msgs, Call Delta, Targeting and Call Logging
System	Error, Print and Resource Status Prints

Enable the following System Monitor settings:

Tab	Trace options
ISDN^[1]	Layer 3 Send^[1] and Layer 3 Receive.
ATM^[2]	Channel^[2], I-O2 and CM Line.
T1^[3]	Line, Channel, Dialler, DSP and CAS.
H.323	H.323, H.323 Send, H.323 Receive, H.323 Fast Start[4], H.245 Send, H.245 Receive and View Whole Packet.
Call	Line Send, Line Receive, Extension Send, Extension Receive, Extension RxP, Extension TxP, Short Code Msgs, Call Delta, Targeting and Call Logging.
System	Error, Print and Resource Status Prints

Note:

If VoIP call traverses a T1 ISDN, E1 ISDN, BRI ISDN or QSig line to get to its final destination.
If VoIP call traverses out over an Analogue Line to get to its final destination.
If VoIP call traverses out over a Channelized T1 Line to get to its final destination.
If in use by VPN Line or VoIP Extension.

Enable the following System Monitor settings:

Tab	Trace Options
T1	Line, Channel, Dialler, DSP and CAS.
Call	Line Send, Line Receive, Extension Send, Extension Receive, Extension RxP, Extension TxP, Short Code Msgs, Call Delta, Targeting and Call Logging.
System	Error, Print and Resource Status Prints

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