5E8 or Higher** NI2 (1DN) Higher** NI1 (2 DNs)
Line Code
Digital
Subscriber
Line (DSL)
2B1Q Point-to-
Point
2B1Q
Multipoint
2B1Q*
Standard
2B1Q*
Standard
Service
Provider ID
(SPID)
Not needed for
this
configuration
Two required
One assigned
by telephone
company
Two assigned
by telephone
company.
Directory
Numbers
(DN)
One is assigned
for both B-
channels
Two required.
One for each B-
channel
One is
assigned for
both B-
channels
Two (one for
each B-
channel)
Provisioning
Parameters
DSL CLS Point-to-Point Multi-point
B1 SERV
DMD for circuit
switched
voice/data
DMD for
circuit switched
voice/data
DMD for
circuit
switched
voice/data
DMD for
circuit
switched
voice/data
B2 SERV DMD for circuit
switch data
DMD for
circuit switch
data
DMD for
circuit switch
data
DMD for
circuit switch
data
D-Channel
Signaling only
(no packet-
switched data)
Signaling only
(no packet-
switched data)
Signaling
only (no
packet-
switched
data)
Signaling
only (no
packet-
switched
data)
CSV 1 1 1 1
CSV CHL B1 B1 B1 B1
CSD 2 2 2 2