Line Type

Note - T1 and E1 settings are mutually exclusive and depend on the PortMaster mode.

ISDN

Uses the line as PRI B channels (default).

T1

Uses the entire line as a T1 line.

E1

Uses entire line as an E1 line.

FRACTIONAL

Divides the line into groups.

INBAND

Sets the line for inband signaling for channelized T1 and E1. Signaling must also be set.