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Configuring DLSw+ for Multidrop SDLC With PU 2.1

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Document ID: 12299


Contents

Introduction
Prerequisites
      Requirements
      Components Used
      Conventions
Configure
      Network Diagram
      Configurations
Verify
Troubleshoot
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Introduction

This document shows how to configure Data-Link Switching Plus (DLSw+) for multidrop Synchronous Data Link Control (SDLC) with Physical Unit (PU) 2.1.

Prerequisites

Requirements

There are no specific requirements for this document.

Components Used

The information in this document is based on these software versions:

  • Cisco IOS® Software Release 11.0 or later.

The information in this document was created from the devices in a specific lab environment. All of the devices used in this document started with a cleared (default) configuration. If your network is live, make sure that you understand the potential impact of any command.

Conventions

For more information on document conventions, refer to Cisco Technical Tips Conventions.

Configure

In this section, you are presented with the information to configure the features described in this document.

Note: To find additional information on the commands used in this document, use the Command Lookup Tool ( registered customers only) .

Network Diagram

This document uses this network setup:

51a.gif

Configurations

This document uses these configurations:

Note: For the connection with multiple PU 2.1 devices, the role is secondary and we tell the individual SDLC addresses to pass the exchange identification (XID) with the keyword "xid-pass".

Router A

 
dlsw local-peer peer-id 1.0.0.1
dlsw remote-peer 0 tcp 5.0.0.1
dlsw remote-peer 0 tcp 7.0.0.1
 
interface Serial0
 no ip address 
 encapsulation sdlc 
 no ip route-cache 
 no keepalive 
 nrzi-encoding 
 clockrate 56000 
 sdlc role secondary 
 sdlc vmac 4000.5555.0000 
 sdlc address C1 xid-pass 
 sdlc partner 4000.0693.03C1 C1 
 sdlc address C2 xid-pass 
 sdlc partner 4000.0368.03C2 C2 
 sdlc dlsw C1 C2

Router B

 
dlsw local-peer peer-id 5.0.0.1
dlsw remote-peer 0 tcp 1.0.0.1         

interface Serial0 
 description connection for PU type 2.1 
 no ip address encapsulation 
 sdlc no keepalive 
 nrzi-encoding 
 clockrate 9600 
 sdlc role prim-xid-poll 
 sdlc vmac 4000.0693.0300
 sdlc address C1
 sdlc partner 4000.5555.00C1 C1
 sdlc dlsw C1

Router C

 
dlsw local-peer peer-id 7.0.0.1
dlsw remote-peer 0 tcp 1.0.0.1

interface Serial1
 description connection for PU type 2.1 
 no ip address encapsulation
 sdlc no keepalive
 nrzi-encoding clockrate 9600
 sdlc role prim-xid-poll
 sdlc vmac 4000.0368.0300
 sdlc address C2 sdlc partner 4000.5555.00C2 C2
 sdlc dlsw C2

Verify

There is currently no verification procedure available for this configuration.

Troubleshoot

There is currently no specific troubleshooting information available for this configuration.

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Updated: Sep 09, 2005Document ID: 12299