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EX9200
Juniper EX9200 Features Guide
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R
elat
ed
Documenta
tion
•
Understanding
La
yer
2
Port
Mirroring
on
page
3
•
Lay
er
2
Port
Mirroring
Firew
all
Filter
s
•
Defining
a
Lay
er
2
P
ort-Mirroring
Firew
all
Filter
63
Copyright
©
2016,
Juniper
Netw
orks,
Inc.
Chapter
7:
P
ort
Mirroring
for
Logic
al
interf
aces
78
80
Table of Contents
Default Chapter
3
Table of Contents
3
List of Figures
7
About the Documentation
11
Documentation and Release Notes
11
Supported Platforms
11
Using the Examples in this Manual
11
Merging a Full Example
12
Merging a Snippet
12
Documentation Conventions
13
About the Documentation
13
Table 1: Notice Icons
13
Table 2: Text and Syntax Conventions
13
Documentation Feedback
15
Requesting Technical Support
15
Self-Help Online Tools and Resources
15
Opening a Case with JTAC
16
Overview
17
Introduction to Port Mirroring
17
Behavior of Layer 2 Port Mirroring of Logical Interfaces on PE Routers
17
Chapter 1 Introduction to Port Mirroring
19
Understanding Layer 2 Port Mirroring
19
Understanding Layer 2 Port Mirroring Properties
20
Packet-Selection Properties
20
Packet Address Family
20
Mirror Destination Properties
21
Mirror-Once Option
21
Application of Layer 2 Port Mirroring Types
21
Table 3: Application of Layer 2 Port Mirroring Types
22
Chapter 2 Port Mirroring Instances
25
Layer 2 Port Mirroring Global Instance
25
Layer 2 Port Mirroring Named Instances
25
Layer 2 Port Mirroring Named Instances Overview
26
Mirroring at Ports Grouped at the FPC Level
26
Mirroring at Ports Grouped at the PIC Level
27
Mirroring at a Group of Ports Bound to Multiple Named Instances
27
Chapter 3 Behavior of Layer 2 Port Mirroring of Logical Interfaces on PE Routers
29
Layer 2 Port Mirroring of PE Router or PE Switch Logical Interfaces
29
Table 4: Application of Layer 2 Port Mirroring Firewall Filters on PE Devices
30
Layer 2 Port Mirroring of PE Router or PE Switch Aggregated Ethernet Interfaces
31
Chapter 4 Restrictions
33
Restrictions
33
Restrictions on Layer 2 Port Mirroring
33
Configuring Port Mirroring
35
Port Mirroring for Logical Interfaces
35
Chapter 5 Port Mirroring Instances
37
Configuring the Global Instance of Layer 2 Port Mirroring
37
Defining a Named Instance of Layer 2 Port Mirroring
40
Chapter 6 Port Mirroring for Physical Interfaces
45
Precedence of Multiple Levels of Layer 2 Port Mirroring on a Physical Interface
45
Binding Layer 2 Port Mirroring to Ports Grouped at the FPC Level
46
Binding Layer 2 Port Mirroring to Ports Grouped at the PIC Level
48
Disabling Layer 2 Port Mirroring Instances
49
Examples: Layer 2 Port Mirroring at Multiple Levels of the Chassis
50
Layer 2 Port Mirroring at the FPC Level
51
Layer 2 Port Mirroring at the PIC Level
51
Layer 2 Port Mirroring at the FPC and PIC Levels
51
Example: Layer 2 Port Mirroring with Multiple Instances
52
Example: Configuring Multiple Instances of Layer 2 Port Mirroring
52
Explicit Reference of a Port Mirroring Instance
55
Implicit Reference of Port Mirroring on the Underlying Physical Interface
55
Chapter 7 Port Mirroring for Logical Interfaces
57
Understanding Layer 2 Port Mirroring of PE Router Logical Interfaces
57
Table 5: Application of Layer 2 Port Mirroring Firewall Filters on PE Routers and
58
Layer 2 Port Mirroring Firewall Filters
59
Layer 2 Port Mirroring Firewall Filters Overview
59
Mirroring of Packets Received or Sent on a Logical Interface
60
Mirroring of Packets Forwarded or Flooded to a VLAN
60
Mirroring of Packets Forwarded or Flooded to a VPLS Routing Instance
61
Defining a Layer 2 Port-Mirroring Firewall Filter
61
Applying Layer 2 Port Mirroring to a Logical Interface
65
Applying Layer 2 Port Mirroring to Traffic Forwarded or Flooded to a VLAN
68
Applying Layer 2 Port Mirroring to Traffic Forwarded or Flooded to a VPLS Routing Instance
70
Example: Layer 2 Port Mirroring at a Logical Interface
72
Example: Layer 2 Port Mirroring for a Layer 2 VPN
74
Example: Layer 2 Port Mirroring for a Layer 2 VPN with LAG Links
76
Chapter 8 Port Mirroring for Multiple Destinations
81
Layer 2 Port Mirroring Firewall Filters
81
Layer 2 Port Mirroring Firewall Filters Overview
81
Mirroring of Packets Received or Sent on a Logical Interface
82
Mirroring of Packets Forwarded or Flooded to a VLAN
83
Mirroring of Packets Forwarded or Flooded to a VPLS Routing Instance
83
Groups
84
Defining a Layer 2 Port-Mirroring Firewall Filter
85
Defining a Next-Hop Group for Layer 2 Port Mirroring
88
Applying Layer 2 Port Mirroring to a Logical Interface
90
Example: Layer 2 Port Mirroring to Multiple Destinations
92
Chapter 9 Port Mirroring for Remote Destinations
97
Layer 2 Port Mirroring to Remote Destination by Using Destination as VLAN
97
Configuration Layer 2 Port Mirroring to a Remote VLAN
97
Configuring Port Mirroring to a Remote VLAN
98
Configuring Port Mirroring
98
Example: Configuring Layer 2 Port Mirroring to Remote VLAN
99
Chapter 10 Inline Port Mirroring
107
Configuring Inline Port Mirroring
107
Troubleshooting
109
Chapter 11 Monitoring Port Mirroring
111
Displaying Layer 2 Port-Mirroring Instance Settings and Status
111
Displaying Next-Hop Group Settings and Status
111
Configuration Statements and Operational Commands
113
Chapter 12 Configuration Statements
115
Disable (Forwarding Options)
116
Disable-All-Instances
116
Forwarding-Options
117
Family (Port Mirroring)
118
Input (Port Mirroring)
119
Instance
120
Interface (Port Mirroring)
121
Interface (Next-Hop Group)
121
Maximum-Packet-Length
122
Mirror-Once
123
Next-Hop-Group (Port Mirroring)
124
No-Filter-Check
124
No-Tag
125
Output (Port Mirroring)
126
Rate (Forwarding Options)
127
Run-Length
128
Vlan (Port Mirroring)
129
Configuration Statements
115
Chapter 13 Operational Commands: Packet Forwarding Engine Components
131
Show Chassis Fabric Fpcs
132
Table 6: Show Chassis Fabric Fpcs Output Fields
135
Show Chassis Fpc
175
Table 7: Show Chassis Fpc Output Fields
184
Show Chassis Hardware
217
Table 8: Routing Engines Displaying DIMM Information
220
Table 9: Show Chassis Hardware Output Fields
225
Show Chassis Pic
403
Table 10: Show Chassis Pic Output Fields
407
Chapter 14 Operational Commands: Layer 2 Port-Mirroring Instances
425
Show Forwarding-Options Port-Mirroring
426
Table 11: Show Forwarding-Options Port-Mirroring Output Fields
426
Chapter 15 Operational Commands: Firewall Filter Statistics and Logs
429
Clear Firewall
430
Show Firewall
432
Table 12: Show Firewall Output Fields
434
Show Firewall Log
439
Table 13: Show Firewall Log Output Fields
439
Chapter 16 Operational Commands: Next-Hop Groups for Layer 2 Port Mirroring
443
Table 14: Show Forwarding-Options Port-Mirroring Output Fields
444
Table 15: Show Forwarding-Options Next-Hop-Group Output Fields
446
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Juniper EX9200 Specifications
General
Brand
Juniper
Model
EX9200
Category
Network Router
Language
English
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