AudioCodes Mediant 1000B User Manual page 690

The device adds the header "AUDIOCODES DEBUG RECORDING" to each debug
recording message, as shown below:
For ISDN trace messages, the additional header, "NetBricks Trace" is added below the
"AUDIOCODES DEBUG RECORDING" header, as shown in the example below:
AUDIOCODES DEBUG RECORDING
NetBricks Trace
System time: 3559
Direction: Message received from internal server queue (73)
From (Entity origination ID): DL_D (DL LAPD Q.921) (100)
To (Entity destination ID): PH_D (D channel physical) (68)
Primitive code: 67
NAI (Network Access ID): 0 -> number of trunk
SAPI: 1
Connection ID: 0
Congestion flag: 0
Allocated message: 2
Allocated buffer: 3
Allocated timer cell: 141
IT Message stack counter: 120
IT Buffer stack counter: 120
Message congestion counter: 0
Buffer congestion counter: 0
IT Stack message congestion counter: 0
IT Stack buffer congestion counter: 0
Pointer to message: 689
Pointer to buffer: 0
Data size: 33
Link Access Procedure, Channel D (LAPD)
Q.931
Protocol discriminator: Q.931
Call reference value length: 2
Call reference flag: Message sent from originating side
Call reference value: 0300 - > can be used as a filter to identify entire ISDN call
Message type: SETUP (0x05)
Bearer capability
Channel identification
User's Manual
Mediant 1000B Gateway & SBC
690 Document #: LTRT-27034