Planet Technology VIP-2100 - Manual (Page 61)

VIP-2100 User ’s manual - 56 -
Figure 7.3-1
Basic Parameter Description:
•
Interface ID: System parameter
•
Trunk ID: System parameter
•
Trunk Type: T1or E1 selection
•
Description: Description for this trunk ID
•
Termin Side: Network site or User Site (normally, you set to
“user site”
when connect to switch)
o
User Side
o Network Side
•
Trunk Mode: Trunk operation mode
o
Disable: Disable the trunk
o Normal: Accept PSTN and VoIP calls
o PSTN incoming only: Allow the PSTN incoming calls only
o H.323 incoming only: Allow the H.323 incoming calls only
•
Hunting Method: PSTN trunk hunting method for available channel
o
Random: Hunt randomly
o Cyclic: Initial hunt (after power-up/reboot) begins with B channel 1;
subsequent hunts begin with position following last successfully
allocated resource
o Rotary: Hunt always begins with B channel 1
o Reverser Rotary: Hunt always begins with B channel 31
o Reverser Cyclic: Initial hunt (after power-up/reboot) begins with B
channel 31, follows next available channel in reverser order
•
CAS Variance: CAS counting variance
•
Framing Method:
o For T1
- super frame
- 4-frame multi-frame
- 12 frame multi-frame (D4)
- extend super frame without CRC6
- extend super frame with CRC6
- 72-Frame Multi-Frame
o For E1:
- Automatic CRC4 or Double Frame selection
- Double Frame Format
- CRC4 multi-frame
- CRC4 extend multi-frame
•
Protocol Tag: supported protocol on T1/E1 interface with PSTN switch
o
For T1:
- T1 CAS
- T1 RAW CAS
- T1 NI2 ISDN
- T1 4ESS ISDN
- T1 5ESS 9 ISDN
- T1 5ESS 10 ISDN