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<strong>Junos</strong> ®<br />

<strong>OS</strong> 12.1 <strong>Interfaces</strong> <strong>Fundamentals</strong> Configuration Guide<br />

x<br />

Configuring ATM-to-Ethernet Interworking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248<br />

Enabling ATM-to-Ethernet Interworking . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249<br />

Configuring the Ethernet Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249<br />

Configuring Ethernet Encapsulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249<br />

Configuring the Outer VLAN Identifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249<br />

Configuring the Inner VLAN Identifier Range . . . . . . . . . . . . . . . . . . . . . . . . . 250<br />

Configuring the Physical Interface VPI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250<br />

Configuring the ATM Logical Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250<br />

Configuring the Protocol Family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251<br />

Configuring the Logical Interface VPI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251<br />

Configuring the Logical Interface VCI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251<br />

Examples: Configuring Switching Cross-Connects . . . . . . . . . . . . . . . . . . . . . . . . 252<br />

Example: Configuring a CCC over Frame Relay Encapsulated Interface . . . . 252<br />

Example: Configuring a TCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253<br />

Example: Configuring CCC over Aggregated Ethernet . . . . . . . . . . . . . . . . . . 254<br />

Example: Configuring a Remote LSP CCC over Aggregated Ethernet . . . . . 256<br />

Example: Configuring ATM-to-Ethernet Interworking . . . . . . . . . . . . . . . . . . 258<br />

Chapter 7 Tracing Interface Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259<br />

Tracing Interface Operations Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259<br />

Tracing Operations of an Individual Router or Switch Interface . . . . . . . . . . . . . . 259<br />

Tracing Operations of the Interface Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260<br />

Part 3 Configuring Special Router <strong>Interfaces</strong><br />

Chapter 8 Configuring Discard <strong>Interfaces</strong> . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263<br />

Discard <strong>Interfaces</strong> Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263<br />

Example: Discard Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264<br />

Chapter 9 Configuring Demultiplexing <strong>Interfaces</strong> . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265<br />

Demultiplexing Interface Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265<br />

Configuring an IP Demultiplexing Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266<br />

Configuring an IP Demux Underlying Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . 267<br />

Configuring a VLAN Demultiplexing Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . 268<br />

Configuring a VLAN Demux Underlying Interface . . . . . . . . . . . . . . . . . . . . . . . . . 269<br />

Specifying the Demux Underlying Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269<br />

Configuring IP Demux Prefixes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270<br />

Configuring MAC Address Validation on Static Demux <strong>Interfaces</strong> . . . . . . . . . . . . 271<br />

Example: Configuring a Demux Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271<br />

Chapter 10 Configuring the Loopback Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275<br />

Configuring the Loopback Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275<br />

Example: Configuring the Loopback Interface . . . . . . . . . . . . . . . . . . . . . . . . 276<br />

Copyright © 2012, <strong>Juniper</strong> <strong>Networks</strong>, Inc.

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