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8-Port Serial GPIM Interface Specifications

 

Table 1 lists the network interface specifications of the 8-Port Serial Gigabit-Backplane Physical Interface Module (GPIM).

Table 1: 8-Port Serial GPIM Network Interface Specifications

Description

Specification

Network Interface Specifications

Line encoding

NRZ and NRZI

Line Protocols

  • EIA-530

  • EIA-530A

  • EIA-449

  • RS-232

  • V.35

  • X.21

Modes

  • data terminal equipment (DTE)

    • clear to send (CTS)

    • data carrier detect (DCD)

    • data set ready (DSR)

  • data circuit-terminating equipment (DCE)

    • request to send (RTS)

    • data terminal ready (DTR)

Synchronous Tx/Rx rate/port

Up to 8 Mbps

Error counters

rx_error_counts, tx_abort_counts, rx_giant_counts, rx_runt_counts, and crc_err_counts

HDLC Features

Mode

56K or 64K

PPP, Frame Relay, and Cisco-HDLC protocols

Supported

Shared flag

Supported

Idle flag/fill (0x7e or all ones)

Supported

Counters

Runts, giants, fcs error, abort error, and align error