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Juniper EX9200 Features Guide

Juniper EX9200
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Table of Contents
About the Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
Documentation and Release Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
Supported Platforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
Using the Examples in This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
Merging a Full Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii
Merging a Snippet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii
Documentation Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Documentation Feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
Requesting Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
Self-Help Online Tools and Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
Opening a Case with JTAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi
Part 1 Overview
Chapter 1 Introduction to Port Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Understanding Layer 2 Port Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Understanding Layer 2 Port Mirroring Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Packet-Selection Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Packet Address Family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Mirror Destination Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Mirror-Once Option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Application of Layer 2 Port Mirroring Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Chapter 2 Port Mirroring Instances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Layer 2 Port Mirroring Global Instance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Layer 2 Port Mirroring Named Instances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Layer 2 Port Mirroring Named Instances Overview . . . . . . . . . . . . . . . . . . . . . 10
Mirroring at Ports Grouped at the FPC Level . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Mirroring at Ports Grouped at the PIC Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Mirroring at a Group of Ports Bound to Multiple Named Instances . . . . . . . . . 11
Chapter 3 Behavior of Layer 2 Port Mirroring of Logical Interfaces on PE Routers . . . . 13
Layer 2 Port Mirroring of PE Router or PE Switch Logical Interfaces . . . . . . . . . . . . 13
Layer 2 Port Mirroring of PE Router or PE Switch Aggregated Ethernet
Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Chapter 4 Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Restrictions on Layer 2 Port Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
iiiCopyright © 2016, Juniper Networks, Inc.

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Juniper EX9200 Specifications

General IconGeneral
BrandJuniper
ModelEX9200
CategoryNetwork Router
LanguageEnglish

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