Avaya Communication Manager Administrator's Manual page 1160

Screen Reference
Supplementary Service Protocol
Indicates which supplementary service protocol to use for services over this trunk group.
Supplementary Service protocols are mutually exclusive.
Valid entries
a
b
c
d
e
f
g
Test Call BCC
Indicates the Bearer Capability Code (BCC) used for the ISDN test call.
Valid entries
0
1
2
3
4
1160 Administrator Guide for Avaya Communication Manager
Usage
National
ISO/ETSI QSIG Private Network. Also used for SBS
signaling trunks.
ETSI public network
European Computer Manufacturer's Association
(ECMA) QSIG private network (supports only Name
Identification and Additional Network Feature Transit
Counter (ANF-TC))
DCS with Rerouting
- Do not use the Service Type field entry of
dmi-mos or sddn with this option.
- Set the Used for DCS field (on page 2) to y.
ISDN Feature Plus
Public network feature plus signaling.
ANSI. Available only if, on the System-Parameters
Customer-Options screen, the ISDN-PRI or ISDN-BRI
field is y or the Used for DCS field is y.
Usage
Voice
Mode 1
Mode 2 Asynchronous
Mode 3 Circuit
Mode 0