R0106-HP MSR Router Series Layer 2 - WAN Configuration Guide(V7)

95
Tasks at a
g
lance Remarks
(Optional.) Configuring Q.931 call control parameters:
• Configuring B-channel selection
• Configuring calling number verification for incoming calls
• Configuring called-number verification for incoming calls
• Configuring ISDN calling number identification
N/A
Configuring the Q.921 operating parameters:
• On a BRI interface:
{ (Required.) Configuring the data link type of a BRI interface
{ (Optional.) Configuring per-channel TEI assignment on a
BRI interface
{ (Optional.) Enabling permanent Q.921 link connectivity on
an ISDN BRI interface
{ (Optional.) Enabling persistent Layer 1 activation on a BRI
interface
{ (Optional.) Configuring a BRI interface to supply line
power
{ (Required.) Configuring the sliding window size on an
ISDN BRI interface
• On a PRI interface:
(Required.) Configuring the sliding window size on an ISDN
PRI
interface
Except for the sliding window
configuration, all the Q.921 operating
parameter configuration tasks are
available only on BRI interfaces.
Setting the ISDN switch type on an ISDN interface
ISDN service providers in different countries implement variants of ISDN to provide varied ISDN services.
When you configure an ISDN interface, you must set the switch type on the interface to be the same as
the service provider switch type.
Table 4 sho
ws the ISDN switch types available on an ISDN interface.
Table 4 ISDN switch type and ISDN interface compatibility matr
ix
Switch type BRI CT1/PRI CE1/PRI
ANSI Yes Yes No
AT&T No Yes No
5ESS No Yes No
DSS1 Yes Yes Yes
ETSI Yes Yes Yes
NI Yes No No
NI2 No Yes No
QSIG No Yes Yes
NTT Yes Yes No