User`s guide

Dialogic
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1000 and 2000 Media Gateway Series User’s Guide 109
Parameter Reference
3.8 TDM T1/E1 Parameters
The T1/E1 parameters are used to configure the T1 and E1 port(s) on DMG2000 only and include
the following groups:
• T1/E1 Mode Group
• T1 CAS Protocol Group (T1 CAS Signaling Mode)
• T1 ISDN Protocol Group (ISDN Signaling Mode)
• E1 ISDN Protocol Group (ISDN Signaling Mode)
3.8.1 T1/E1 Mode Group
The parameters in the T1/E1 Mode group include the following:
• Line Mode
• Signaling Mode
• Telephony Port Interface Side
• Clock Control
3.8.1.1 Line Mode
Description: Specifies the Line Mode type (T1 or E1) to which the T1/E1 connector will be
interfacing.
Allowed Values:
• T1 = Interfaces to T1 line (23/24 channels)
• E1 = Interfaces to E1 line (30 channels)
Default Value = T1
INI File Parameter Name = t1e1LineMode
3.8.1.2 Signaling Mode
Description: Specifies the signaling mode to be used.
Allowed Values:
• CAS = Channel associated signaling
• ISDN = Common channel signaling
Default Value = CAS
INI File Parameter Name = t1e1Signaling
Note: Unit requires a restart if this parameter value is changed.