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Juniper J-Series Administration Guide
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Part 1
Configuring a Services Router for
Administration
â–
Managing User Authentication and Access on page 3
â–
Setting Up USB Modems for Remote Management on page 29
â–
Configuring SNMP for Network Management on page 47
â–
Configuring the Router as a DHCP Server on page 63
â–
Configuring Autoinstallation on page 81
â–
Automating Network Operations and Troubleshooting on page 89
Configuring a Services Router for Administration
â–
1
22
24
Table of Contents
Table of Contents
7
About this Guide
15
Audience
15
Document Conventions
15
Documentation Feedback
15
How to Use this Guide
15
Objectives
15
Related Juniper Networks Documentation
15
Requesting Technical Support
15
Configuring a Services Router for Administration
23
Chapter 1 Managing User Authentication and Access
25
User Authentication Terms
25
User Authentication Overview
26
User Authentication
26
User Accounts
26
Login Classes
27
Permission Bits
27
Denying or Allowing Individual Commands
29
Template Accounts
29
Before You Begin
30
Managing User Authentication with Quick Configuration
30
Adding a RADIUS Server for Authentication
30
Adding a TACACS+ Server for Authentication
30
Configuring System Authentication
30
Adding New Users
30
Managing User Authentication with a Configuration Editor
34
Setting up RADIUS Authentication
34
Setting up TACACS+ Authentication
34
Configuring Authentication Order
34
Controlling User Access
34
Creating User Accounts
38
Defining Login Classes
38
Setting up Template Accounts
40
Creating a Local Template Account
40
Creating a Remote Template Account
40
Recovering the Root Password
43
Securing the Console Port
45
Accessing Remote Devices with the CLI
46
Using the Telnet Command
46
Using the Ssh Command
46
Configuring Password Retry Limits for Telnet and SSH Access
48
Chapter 2 Setting up Usb Modems for Remote Management
51
USB Modem Terms
51
USB Modem Overview
52
USB Modem Interfaces
52
How a Services Router Initializes USB Modems
52
USB Modem Connection and Configuration Overview
52
Before You Begin
55
Configuring USB Modem Interfaces with a Configuration Editor
55
Configuring a USB Modem Interface (Required)
55
Configuring a Dialer Interface (Required)
55
Configuring Dial-In (Required)
55
Configuring CHAP on Dialer Interfaces (Optional)
55
Connecting the USB Modem to the Services Router's USB Port
55
Connecting to the Services Router from the User End
61
Configuring a Dial-Up Modem Connection at the User End
61
Connecting to the Services Router from the User End
62
Administering USB Modems
62
Modifying USB Modem Initialization Commands
62
Resetting USB Modems
64
Verifying the USB Modem Configuration
64
Verifying a USB Modem Interface
64
Verifying Dialer Interface Configuration
64
Chapter 3 Configuring Snmp for Network Management
69
SNMP Architecture
69
Management Information Base
70
SNMP Communities
70
SNMP Traps
71
Spoofing SNMP Traps
71
SNMP Health Monitor
71
Before You Begin
72
Configuring SNMP with Quick Configuration
72
Configuring SNMP with a Configuration Editor
76
Defining System Identification Information (Required)
76
Configuring SNMP Agents and Communities (Required)
76
Managing SNMP Trap Groups (Required)
76
Controlling Access to Mibs (Optional)
76
Verifying the SNMP Configuration
80
Verifying SNMP Agent Configuration
80
Verifying SNMP Health Monitor Configuration
84
Chapter 4 Configuring the Router as a Dhcp Server
85
Default Chapter
85
DHCP Overview
85
Compatibility with Autoinstallation
87
Conflict Detection and Resolution
87
DHCP Options
87
Interface Restrictions
87
DHCP Terms
85
Before You Begin
88
Configuring the DHCP Server with Quick Configuration
88
Configuring the DHCP Server with a Configuration Editor
94
Verifying a DHCP Server Configuration
97
Displaying a DHCP Server Configuration
97
Displaying DHCP Statistics
97
Verifying DHCP Server Operation
97
Verifying the DHCP Binding Database
97
Chapter 5 Configuring Autoinstallation
103
Autoinstallation Terms
103
Configuring Autoinstallation
103
Autoinstallation Overview
104
Supported Autoinstallation Interfaces and Protocols
104
Typical Autoinstallation Process on a New Services Router
104
Before You Begin
106
Configuring Autoinstallation with a Configuration Editor
107
Verifying Autoinstallation
108
Verifying Autoinstallation Status
108
Chapter 6 Automating Network Operations and Troubleshooting
111
Defining and Enforcing Configuration Rules with Commit Scripts
111
Commit Script Overview
111
Disabling Commit Scripts
111
Enabling Commit Scripts
111
Running Self-Diagnostics with Event Policies
116
Configuring Event Policies
117
Event Policy Overview
117
Automating Network Management and Troubleshooting with Operation
111
Scripts
111
Automating Network Management and Troubleshooting with Operation Scripts
114
Disabling Operation Scripts
114
Enabling Operation Scripts
114
Executing Operation Scripts
114
Operation Script Overview
114
Chapter 7 Monitoring the Router and Routing Operations
123
Monitoring Overview
123
Filtering Command Output
124
Monitoring Tools Overview
124
Monitoring Terms
123
Before You Begin
128
Using the Monitoring Tools
129
Monitoring System Properties
129
Monitoring System Process Information
132
Monitoring the Chassis
133
Monitoring the Interfaces
135
Monitoring Routing Information
137
Monitoring Route Information
138
Monitoring BGP Routing Information
139
Monitoring OSPF Routing Information
141
Monitoring RIP Routing Information
142
Monitoring Dlsw Routing Information
143
Monitoring Class-Of-Service Performance
145
Monitoring Cos Classifiers
145
Monitoring Cos Forwarding Classes
145
Monitoring Cos Interfaces
145
Monitoring Cos RED Drop Profiles
145
Monitoring Cos Rewrite Rules
145
Monitoring Cos Scheduler Maps
145
Monitoring Cos Value Aliases
145
Monitoring MPLS Interfaces
152
Monitoring MPLS LSP Information
152
Monitoring MPLS LSP Statistics
152
Monitoring MPLS Traffic Engineering Information
152
Monitoring MPLS RSVP Interfaces Information
153
Monitoring RSVP Session Information
153
Monitoring MPLS RSVP Interfaces Information
156
Monitoring Service Sets
157
Monitoring Firewalls
158
Monitoring Firewall Intrusion Detection Services (IDS)
159
Monitoring Stateful Firewall Filters
159
Monitoring Stateful Firewall Statistics
159
Monitoring Ipsec Tunnels
162
Monitoring NAT Pools
164
Monitoring DHCP
165
Monitoring RPM Probes
167
Monitoring PPP
169
Monitoring Pppoe
170
Monitoring the TGM550 Media Gateway (Voip)
173
Chapter 8 Monitoring Events and Managing System Log Files
177
System Log Message Terms
177
System Log Messages Overview
178
System Log Message Destinations
179
System Log Facilities and Severity Levels
179
Regular Expressions
180
Before You Begin
181
Configuring System Log Messages with a Configuration Editor
182
Sending System Log Messages to a File
182
Sending System Log Messages to a User Terminal
182
Archiving System Logs
182
Disabling System Logs
182
Monitoring System Log Messages with the J-Web Event Viewer
184
Filtering System Log Messages
184
Viewing System Log Messages
184
Chapter 9 Configuring and Monitoring Alarms
187
Before You Begin
194
Configuring Alarms with a Configuration Editor
194
Checking Active Alarms
196
Verifying the Alarms Configuration
197
Displaying Alarm Configurations
197
Managing Services Router Software
199
Chapter 10 Performing Software Upgrades and Reboots
201
Alarm Overview
187
Alarm Types
188
Alarm Severity
189
Alarm Conditions
189
Chassis Alarm Conditions and Corrective Actions
189
Interface Alarm Conditions
189
System Alarm Conditions and Corrective Actions
189
Alarm Terms
187
Upgrade and Downgrade Overview
201
Upgrade Software Packages
202
Recovery Software Packages
202
Before You Begin
203
Downloading Software Upgrades from Juniper Networks
203
Installing Software Upgrades with the J-Web Interface
204
Installing Software Upgrades from a Remote Server
204
Installing Software Upgrades by Uploading Files
204
Installing Software Upgrades with the CLI
206
Downgrading the Software
207
Downgrading the Software with the J-Web Interface
207
Downgrading the Software with the CLI
207
Configuring Boot Devices
208
Configuring a Boot Device for Backup with the J-Web Interface
208
Configuring a Boot Device for Backup with the CLI
208
Configuring a Boot Device to Receive Software Failure Memory
208
Snapshots
208
Configuring a Boot Device to Receive Software Failure Memory Snapshots
212
Recovering Primary Boot Devices
213
Why Compact Flash Recovery Might be Necessary
213
Recommended Recovery Hardware and Software
213
Configuring Internal Compact Flash Recovery
213
Rebooting or Halting a Services Router
216
Rebooting or Halting a Services Router with the J-Web Interface
216
Rebooting a Services Router with the CLI
216
Halting a Services Router with the CLI
216
Chapter 11 Managing Files
221
Before You Begin
221
Managing Files
221
Managing Files with the J-Web Interface
221
Cleaning up Files
221
Downloading Files
222
Deleting the Backup Software Image
223
Cleaning up Files with the CLI
223
Managing Accounting Files
224
Encrypting Configuration Files
225
Decrypting Configuration Files
225
Modifying the Encryption Key
225
Encrypting and Decrypting Configuration Files
225
Chapter 12 Using Services Router Diagnostic Tools
231
Diagnostic Terms
231
Diagnostic Tools Overview
232
J-Web Diagnostic Tools Overview
232
CLI Diagnostic Commands Overview
232
MPLS Connection Checking
232
Before You Begin
237
General Preparation
237
Ping MPLS Preparation
237
Loopback Address
237
MPLS Enabled
237
Source Address for Probes
237
Pinging Hosts from the J-Web Interface
238
Using the J-Web Ping Host Tool
238
Ping Host Results and Output Summary
238
Checking MPLS Connections from the J-Web Interface
241
Using the J-Web Ping MPLS Tool
241
Ping MPLS Results and Output
241
Tracing Unicast Routes from the J-Web Interface
245
Using the J-Web Traceroute Tool
245
Traceroute Results and Output Summary
245
Capturing and Viewing Packets with the J-Web Interface
248
Using J-Web Packet Capture
248
Packet Capture Results and Output Summary
248
Using CLI Diagnostic Commands
252
Pinging Hosts from the CLI
252
Checking MPLS Connections from the CLI
252
Pinging Layer 2 Circuits
255
Pinging Layer 2 Vpns
255
Pinging Layer 3 Vpns
255
Pinging RSVP-Signaled Lsps and LDP-Signaled Lsps
255
Tracing Unicast Routes from the CLI
259
Using the Traceroute Command
259
Using the Traceroute Monitor Command
259
Tracing Multicast Routes from the CLI
262
Using the Mtrace From-Source Command
263
Using the Mtrace Monitor Command
263
Displaying Log and Trace Files from the CLI
266
Monitoring Interfaces and Traffic from the CLI
267
Using the Monitor Interface Command
267
Using the Monitor Traffic Command
268
Chapter 13 Configuring Packet Capture
275
Packet Capture Terms
275
Packet Capture Overview
276
Configuring Packet Capture
277
Packet Capture on Router Interfaces
277
Firewall Filters for Packet Capture
277
Packet Capture Files
277
Analysis of Packet Capture Files
277
Before You Begin
279
Configuring Packet Capture with a Configuration Editor
279
Enabling Packet Capture (Required)
279
Configuring Packet Capture on an Interface (Required)
281
Configuring a Firewall Filter for Packet Capture (Optional)
281
Disabling Packet Capture
283
Deleting Packet Capture Files
283
Changing Encapsulation on Interfaces with Packet Capture Configured
284
Verifying Packet Capture
285
Displaying a Packet Capture Configuration
285
Displaying a Firewall Filter for Packet Capture Configuration
285
Verifying Captured Packets
285
Chapter 14 Configuring Rpm Probes
289
RPM Terms
289
RPM Overview
290
RPM Probes
290
Probe and Test Intervals
290
Jitter Measurement with Hardware Timestamping
290
RPM Statistics
292
RPM Thresholds and Traps
293
RPM for BGP Monitoring
293
Before You Begin
293
Configuring RPM with Quick Configuration
293
Configuring RPM with a Configuration Editor
298
Configuring Basic RPM Probes
298
Configuring TCP and UDP Probes
298
Tuning RPM Probes
298
Configuring RPM Probes to Monitor BGP Neighbors
298
Configuring RPM Probes for BGP Monitoring
305
Directing RPM Probes to Select BGP Routers
307
Verifying an RPM Configuration
307
Verifying RPM Services
307
Verifying RPM Statistics
307
Verifying RPM Probe Servers
307
Index
311
Part 5 Index
311
Index
313
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Getting Started Guide
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Quick Start Quide
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5
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Juniper J-Series Specifications
General
Brand
Juniper
Model
J-Series
Category
Network Router
Language
English
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