Part 24
Network Management and Monitoring
Chapter 127
Port Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3539
Port Mirroring—Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3539
Understanding Port Mirroring on EX Series Switches . . . . . . . . . . . . . . . . . 3539
Port Mirroring Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3539
Port Mirroring Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3542
Examples: Port Mirroring Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3543
Example: Configuring Port Mirroring for Local Monitoring of Employee
Resource Use on EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 3543
Example: Configuring Port Mirroring for Remote Monitoring of Employee
Resource Use on EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 3549
Configuring Port Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3555
Configuring Port Mirroring to Analyze Traffic (CLI Procedure) . . . . . . . . . . 3555
Configuring Port Mirroring for Local Traffic Analysis . . . . . . . . . . . . . . 3555
Configuring Port Mirroring for Remote Traffic Analysis . . . . . . . . . . . . 3556
Filtering the Traffic Entering an Analyzer . . . . . . . . . . . . . . . . . . . . . . . 3557
Configuring Port Mirroring to Analyze Traffic (J-Web Procedure) . . . . . . . . 3558
Verifying Port Mirroring Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3560
Verifying Input and Output for Port Mirroring Analyzers on EX Series
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3560
Configuration Statements for Port Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3561
[edit ethernet-switching-options] Configuration Statement Hierarchy . . . 3561
analyzer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3564
egress . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3565
ethernet-switching-options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3566
ingress . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3569
input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3570
interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3571
loss-priority . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3572
output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3573
ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3574
vlan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3574
Operational Mode Commands for Port Mirroring . . . . . . . . . . . . . . . . . . . . . . . . 3574
show analyzer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3575
Chapter 128
sFlow Monitoring Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3577
sFlow Technology—Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3577
Understanding How to Use sFlow Technology for Network Monitoring on
an EX Series Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3577
Sampling Mechanism and Architecture of sFlow Technology on EX
Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3577
Adaptive Sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3578
sFlow Agent Address Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3579
Example: sFlow Technology Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3579
Example: Configuring sFlow Technology to Monitor Network Traffic on EX
Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3579
Configuring sFlow Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3584
Configuring sFlow Technology for Network Monitoring (CLI Procedure) . . 3584
Copyright © 2010, Juniper Networks, Inc.
lxii
Complete Software Guide for Junos
®
OS for EX Series Ethernet Switches, Release 10.3
Summary of Contents for JUNOS OS 10.3 - SOFTWARE
Page 325: ...CHAPTER 17 Operational Mode Commands for System Setup 229 Copyright 2010 Juniper Networks Inc ...
Page 1323: ...CHAPTER 56 Operational Mode Commands for Interfaces 1227 Copyright 2010 Juniper Networks Inc ...
Page 2841: ...CHAPTER 86 Operational Commands for 802 1X 2745 Copyright 2010 Juniper Networks Inc ...
Page 3367: ...CHAPTER 113 Operational Mode Commands for CoS 3271 Copyright 2010 Juniper Networks Inc ...
Page 3435: ...CHAPTER 120 Operational Mode Commands for PoE 3339 Copyright 2010 Juniper Networks Inc ...
Page 3529: ...CHAPTER 126 Operational Mode Commands for MPLS 3433 Copyright 2010 Juniper Networks Inc ...