Allied Telesis OmniConnect/ISDN, Руководство пользователя

Страница: 26 / 91

OmniConnect / ISDN
User’s Manual Page 20
Part number 613-10787-00
3.6.1. Generic SPIDs for NI-1 and NI-2 service
A generic SPID format for National ISDN-1 (NI-1) and National ISDN-2 (NI-2) service is
used by some telephone companies. The format for these generic SPIDs, which are the same
for all switches, is as follows:
aaannnnnnnsstt
•
aaa
is the 3-digit area code and
nnnnnnn
is the 7-digit telephone number for
the ISDN BRI line.
•
ss
is the Sharing Terminal Identifier (ID), which a two-digit number from
01
to
32
. These two digits are normally
01
.
•
tt
is a 2-digit code Terminal ID (TID), which is a two-digit number from
01
to
08
. These two digits are normally
01
.
For example, if the telephone company assigns the telephone numbers
732-555-4549 and
732-555-5343
to the ISDN BRI line, and the IDs and TIDs for both SPIDs are all
01
, the
SPIDs are
73255545490101
and
73255553430101
.
3.6.2. AT&T 5ESS switch SPIDs
For National ISDN-1 (NI-1) service from an AT&T 5ESS switch, SPIDs are normally in this
format:
01nnnnnnn0tt
•
nnnnnnn
is a 7-digit telephone number (not including the area code) of the
ISDN BRI line.
•
tt
is a 2-digit Terminal ID code (TID) from
00
to
62
.
For example, if the telephone company assigns the telephone numbers
555-4549
and
555-
5343
to the ISDN BRI line, and
00
is the TID for both numbers, the SPIDs are
015554549000
and
015555343000
.
For AT&T Custom Multipoint service, SPIDs are normally in this format:
01nnnnnnn0
•
nnnnnnn
is a 7-digit telephone number (not including the area code) of the
ISDN BRI line.
For example, if the telephone company assigns the telephone numbers
555-4549
and
555-
5343
to the ISDN BRI line, the SPIDs are
0155545490
and
0155553430
.
There are no SPIDs for AT&T Custom Point-to-Point service.
3.6.3. Northern Telecom DMS-100 switch SPIDs
For National ISDN-1 (NI-1) service from a Northern Telecom DMS-100 switch, SPIDs are
normally in this format:
aaannnnnnnsstt
•
aaa
is the 3-digit area code and
nnnnnnn
is the 7-digit telephone number for
the ISDN BRI line.