Idsl Line Conﬁguration screen

WAN and System Conﬁguration 2-5

The IDSL Line Conﬁguration screen is shown below:

IDSL Line Configuration

Line	Type...	IDSL
Data	Rate (kbps)...	144 (2B+D)

Data Link Encapsulation...

PPP

Return/Enter to select <among/between> ...

Enter information supplied to you by your ISDN phone company.

■For IDSL lines, the Data Rate (kbps) pull-down menu offers 64 (B1), 64 (B2), 128 (B1+B2), or 144 (2B+D).

■The Data Link Encapsulation pull-down menu offers PPP, HDLC, or Frame Relay.

■If you are using Frame Relay, a PPP over Frame Relay Enabled option appears and allows you to tog- gle it either On or Off.

■If you enable PPP over Frame Relay, the DLCI and LMI ﬁelds appear. The DLCI ﬁeld is editable; the default is 16.

The LMI pull-down menu offers the choices None, ANSI (Annex D), CCITT (Annex A), or LMI.