Cabletron Systems T1 manual Refer to -2for the following parameters displayed for FR

Chapter 4: Local Management for DDS Service

ProtMgrIface (Modifiable)

Interface number used for the Protocol Manager chosen.

Active Protocol (Read-Only)

Displays the active OSI layer protocol chosen for the WPIM-T1/DDS. There is one set of parameters displayed for FR, and one set for PPP. Refer to Section 4.2.1.1 for information on the Active Protocol set to Frame Relay, and Section 4.2.1.2 for PPP information.

4.2.1.1Frame Relay as the Protocol Manager

Refer to Figure 4-2for the following parameters displayed for FR.

FR LMI (Selectable)

Frame Relay Link Management Interface. This field displays ANSI_94, NO LMI, T1.617-D or Q.933-A. The NO LMI setting is for specialized applications in which no Frame Relay Link Management is available or required.

DLCI Address (Modifiable)

Data Link Connection Identifier given by the Service Provider. The Telco switch assigns a virtual port to each DLCI. Can be set to values from

0-1023, depending on the protocol, when available for modification with certain protocol modes. The values 0-15 and 1008-1022 are reserved DLCI addresses.

DLCI DCP En (Toggle)

Enables the user to turn Data Compression Protocol On or Off when available.

DLCI DCP Stat (Read-Only)

Displays the current negotiated status of compression.

Comp Ratio (Read-Only)

Displays the Compression Ratio, which is the ratio of uncompressed to compressed data.

Circuit State (Selectable)

The field initially displays the state of the circuit, and can be modified. Steps through Active, Inactive and Invalid.

4-6 WPIM-T1/DDS User’s Guide