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3-47

Software Configuration Guide for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Routers

OL-1957-03

Chapter 3 Configuring with the Command-Line Interface

Configuring the 1-Port HSSI Network Module

The 1-port HSSI network module provides the following benefits:

• Supports speeds up to 52 Mbps

• Supports a range of connectivity options: ATM, Frame Relay, PPP, and SMDS

• Supports EIA/TIA-612 and EIA/TIA-613 specifications at T3, E3, SONET OC1/STS-1 and NXT1

subrates

Configuration Tasks

Perform the tasks in the following sections to configure a HSSI interface. The first task is required; the

remaining tasks are optional.

• Specify a HSSI, page 3-47

• Specify HSSI Encapsulation, page 3-47

• Invoke ATM on a HSSI Line, page 3-48

• Convert HSSI to Clock Master, page 3-48

• Disable Fair Queueing, page 3-48

Specify a HSSI

To specify a HSSI and enter interface configuration mode, perform the following tasks in global

configuration mode:

Specify HSSI Encapsulation

The HSSI supports the serial encapsulation methods, except for X.25-based encapsulations. The default

method is HDLC. You can define the encapsulation method by performing the following task in interface

configuration mode:

For information about PPP, see the “Configure SLIP and PPP” chapter of the Cisco IOS Release 11.3

Access Services Configuration Guide and the “Configure PPP for Wide-Area Networking” chapter of the

Cisco IOS Release 11.3 Wide-Area Networking Configuration Guide.

Task Command

Begin interface configuration.

interface hssi slot/port

Task Command

Configure HSSI encapsulation.

encapsulation {atm-dxi | hdlc |

frame-relay | ppp | sdlc-primary |

sdlc-secondary | smds | stun}

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Cisco 3631 Spezifikationen Seite 109