3Com NBX Communications System Planning Guide
11
Digital Line Card Provisioning – E1 ISDN PRI and ISDN BRI-ST
Service Provider Value/Service
E1 ISDN PRI
ISDN BRI-S/T
Line length (the physical line
length)
0-35
25-56
55-95
85-125
115-155
145-185
175-210
0-35
25-56
55-95
85-125
115-155
145-185
175-210
Note:
Some line length ranges overlap. If neither range is more representative of the length, use either range.
Otherwise, use the range with the greatest overlap.
Terminal endpoint identifier
N/A
Automatically assign TEI
Use this TEI: ___________
Framing type
Multiframe with CRC4
Double Frame
N/A
Line code (zero code suppression)
B8ZS
HDB3
N/A
DID/DDI/DNIS Services
MSN (Multiple Subscriber
Numbering) Services
NBX 100: 3-digit extensions 100-449? Yes
No
SuperStack 3 NBX: 4-digit extensions 1000-3999? Yes
No
If No, extension block available: ___________________________________
If the CO cannot provide these extensions for DID/DNIS, dial plan modifications
are required.
Service being used
DID/DDI/DNIS
MSN
DID/DDI/DNIS
MSN
Signaling
ISDN PRI
ISDN BRI-S/T interface type
Multipoint Mode
N/A
Yes
No
If Yes, list other devices to be
attached.
Caller ID
ANI (Calling Party ID) provided?
Yes
No
Required for Caller ID
ANI (Calling Party ID) provided?
Yes
No
Required for Caller ID
Calling Line Identification (CLI)
Yes
No
Yes
No
Calling Line Restriction (CLIR)
Yes
No
Yes
No
Line Hunting
Available? Yes
No
Starting on channel _____
3Com recommends starting on channel 1 and hunting up.
CO Switch Protocol
ETSI
ETSI