User`s guide

Dialogic
®
1000 and 2000 Media Gateway Series User’s Guide 117
Parameter Reference
3.8.2.20 Inband Type I CID to First Ring Timeout
Description: Specifies the number of milliseconds that are allowed from the end of the Type I
CPID on the first ring. If this time is exceeded, the CPID is cleared.
Note: This parameter is only needed when CPID arrives at the Gateway before the first ring. This
parameter can be ignored if the CPID arrives between the first and second ring.
Allowed Values: 500 to 30000 milliseconds
Default Value = 2000 milliseconds
INI File Parameter Name = telPreRingDtmfCidTimeoutMs
3.8.3 T1 ISDN Protocol Group (ISDN Signaling Mode)
The parameters in the T1 ISDN Protocol group include the following:
• Line Encoding
• Framing
• Selects Transmit Pulse Waveform
• ISDN Protocol
• ISDN Protocol Variant
• Multiple Diversion Processing
• Network Specific Facilities (NSF)
• ISDN Answer Supervision Enable
• Enable Failover
3.8.3.1 Line Encoding
Description: Specifies the type of T1 line encoding that will be used.
Allowed Values:
• AMI = Alternate Mark Inversion line coding is used.
• B8ZS = Binary Eight Zero Substitution line coding is used.
Default Value = B8ZS
INI File Parameter Name = t1Encoding