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JUNOS Software Administration Guide Techpubs Home Report an Error Collapse TOC Index Entire manual as PDF		About This Guide Objectives Audience Supported Routing Platforms Document Conventions JUNOS Software Documentation for J-series Services Routers and SRX-series Services Gateways Documentation Feedback Requesting Technical Support Support for Administration Features on Different Device Types User Interface Overview User Interface Support On Different Device Types User Interface Overview J-Web Overview CLI Overview Before You Begin Using the J-Web Interface Starting the J-Web Interface J-Web Layout Elements of the J-Web Interface Top Pane Elements Main Pane Elements Side Pane Elements Navigating the J-Web Interface Navigating the Quick Configuration Pages Navigating the J-Web Configuration Editor Getting J-Web Help J-Web Sessions Using the Command-Line Interface CLI Command Hierarchy Starting the CLI CLI Operational Mode CLI Configuration Mode CLI Basics Editing Keystrokes Command Completion Online Help Configuring the CLI Environment Configuring Secure Web Access Secure Web Access Support On Different Device Types Secure Web Access Terms Secure Web Access Overview Before You Begin Generating SSL Certificates Configuring Secure Web Access Configuring Secure Web Access with a Configuration Editor Verifying Secure Web Access Displaying an SSL Certificate Configuration Displaying a Secure Access Configuration Managing Administrator Authentication Administrator Authentication Support On Different Device Types User Authentication Terms User Authentication Overview User Authentication User Accounts Login Classes Permission Bits Denying or Allowing Individual Commands Template Accounts Before You Begin Managing User Authentication with Quick Configuration Adding a RADIUS Server for Authentication Adding a TACACS+ Server for Authentication Configuring System Authentication Adding New Users Managing User Authentication with a Configuration Editor Setting Up RADIUS Authentication Setting Up TACACS+ Authentication Configuring Authentication Order Controlling User Access Defining Login Classes Creating User Accounts Setting Up Template Accounts Creating a Remote Template Account Creating a Local Template Account Securing the Console Port Accessing Remote Devices with the CLI Using the telnet Command Using the ssh Command Configuring Password Retry Limits for Telnet and SSH Access Setting Up USB Modems for Remote Management USB Modem Remote Management Support On Different Device Types USB Modem Terms USB Modem Overview USB Modem Interfaces How the Device Initializes USB Modems USB Modem Connection and Configuration Overview Before You Begin Connecting the USB Modem to the USB Port Configuring USB Modem Interfaces with a Configuration Editor Configuring a USB Modem Interface (Required) Configuring a Dialer Interface (Required) Configuring Dial-In (Required) Configuring CHAP on Dialer Interfaces (Optional) Connecting to the Device from the User End Configuring a Dial-Up Modem Connection at the User End Connecting to the Device from the User End Administering USB Modems Modifying USB Modem Initialization Commands Resetting USB Modems Verifying the USB Modem Configuration Verifying a USB Modem Interface Verifying Dialer Interface Configuration Configuring SNMP for Network Management SNMP Network Management Support On Different Device Types SNMP Architecture Management Information Base SNMP Communities SNMP Traps Spoofing SNMP Traps SNMP Health Monitor Before You Begin Configuring SNMP with Quick Configuration Configuring SNMP with a Configuration Editor Defining System Identification Information (Required) Configuring SNMP Agents and Communities (Required) Managing SNMP Trap Groups (Required) Controlling Access to MIBs (Optional) Verifying the SNMP Configuration Verifying SNMP Agent Configuration Verifying SNMP Health Monitor Configuration Configuring the Device for DHCP DHCP Support On Different Device Types DHCP Terms DHCP Overview DHCP Server Operation DHCP Options Compatibility with Autoinstallation DHCP Client Operation Propagation of TCP/IP Settings DHCP Relay Operation Conflict Detection and Resolution Interface Restrictions Before You Begin Configuring DHCP with Quick Configuration Configuring DHCP Service with Quick Configuration Configuring the Device as a DHCP Client with Quick Configuration Configuring BOOTP or DHCP Relay with Quick Configuration Configuring DHCP with a Configuration Editor Configuring the Device as a DHCP Server Configuring the Device as a DHCP Client Configuring the Device as a DHCP Relay Agent Configuring the Device as a BootP/DHCP Relay Agent Verifying a DHCP Configuration Displaying Global DHCP Information Verifying the DHCP Binding Database Verifying the DHCP Client Verifying DHCP Server Operation Displaying DHCP Relay Statistics Configuring the Device as a DNS Proxy DNS Proxy Support On Different Device Types DNS Proxy Overview DNS Proxy with Split DNS DNS Proxy Cache Dynamic Domain Name System Client Configuring DNS Proxy with Quick Configuration Configuring the DNS Proxy Service with Quick Configuration Configuring Dynamic DNS with Quick Configuration Configuring the Device as a DNS Proxy with the CLI Configuring DNS Proxy Servers Configuring the DNS Static Cache Sample DNS Proxy Configuration Verifying the DNS Server Configuration Verifying the DNS Proxy Configuration Verifying DNS Proxy Cache Verifying the Dynamic DNS Client Verifying Dynamic DNS Client Details Configuring Autoinstallation Autoinstallation Support On Different Device Types Autoinstallation Terms Autoinstallation Overview Supported Autoinstallation Interfaces and Protocols Typical Autoinstallation Process on a New Device Before You Begin Configuring Autoinstallation with a Configuration Editor Verifying Autoinstallation Verifying Autoinstallation Status Automating Network Operations and Troubleshooting Network Operations and Troubleshooting Automation Support On Different Device Types Defining and Enforcing Configuration Rules with Commit Scripts Commit Script Overview Enabling Commit Scripts Disabling Commit Scripts Automating Network Management and Troubleshooting with Operation Scripts Operation Script Overview Enabling Operation Scripts Executing Operation Scripts Disabling Operation Scripts Running Self-Diagnostics with Event Policies Event Policy Overview Configuring Event Policies Monitoring the Device and Routing Operations Monitoring Terms Monitoring Overview Monitoring Tools Overview Filtering Command Output Before You Begin Using the Monitoring Tools Monitoring System Properties Monitoring the Chassis Monitoring the Interfaces Monitoring Routing Information Monitoring Route Information Monitoring BGP Routing Information Monitoring OSPF Routing Information Monitoring RIP Routing Information Monitoring DLSw Routing Information Monitoring Class-of-Service Performance Monitoring CoS Interfaces Monitoring CoS Classifiers Monitoring CoS Value Aliases Monitoring CoS RED Drop Profiles Monitoring CoS Forwarding Classes Monitoring CoS Rewrite Rules Monitoring CoS Scheduler Maps Monitoring MPLS Traffic Engineering Information Monitoring MPLS Interfaces Monitoring MPLS LSP Information Monitoring MPLS LSP Statistics Monitoring RSVP Session Information Monitoring MPLS RSVP Interfaces Information Monitoring RPM Probes Monitoring PPP Monitoring PPPoE Monitoring ALGs Monitoring SIP ALG Information Monitoring SIP ALG Calls Monitoring SIP ALG Counters Monitoring SIP ALG Rate Information Monitoring SIP ALG Transactions Monitoring H.323 ALG Information Monitoring MGCP ALG Information Monitoring MGCP ALG Calls Monitoring MGCP ALG Counters Monitoring MGCP ALG Endpoints Monitoring SCCP ALG Information Monitoring SCCP ALG Calls Monitoring SCCP ALG Counters Monitoring Security Policies Monitoring VPNs Monitoring IKE Gateway Information Monitoring IPsec VPN Information Monitoring Firewall Authentication Monitoring Firewall Authentication Table Monitoring Firewall Authentication History Monitoring the WAN Acceleration Interface Monitoring Firewall/NAT Monitoring Incoming Table Information Monitoring Interface NAT Information Monitoring Source NAT Information Monitoring Static NAT Information Monitoring Screen Counters Monitoring Flow Session Statistics Monitoring Flow Session Statistics Summary Information Monitoring Flow Information for All Sessions Monitoring Flow Information for Application Sessions Monitoring Flow Session Destination Port Information Monitoring Flow Session Destination Prefix Information Monitoring Flow Session Interface Information Monitoring Flow Session Protocol Information Monitoring Flow Session Resource Manager Monitoring Flow Session Identifier Session Monitoring Flow Session Source Port Information Monitoring Flow Session Source Prefix Information Monitoring Flow Session Tunnel Information Monitoring Flow Gate Information Monitoring DNS Monitoring Dynamic DNS Monitoring DNS Proxy Monitoring DHCP Monitoring DHCP Service Statistics Monitoring DHCP Client Bindings Monitoring DHCP Conflicts Monitoring DHCP Clients Monitoring DHCP Relay Statistics Monitoring Enhanced Switching Monitoring Spanning Tree Monitoring GVRP Monitoring Dot1X Monitoring IDP Monitoring Events and Managing System Log Files System Log File Support on Different Device Types System Log Message Terms System Log Messages Overview System Log Message Destinations System Log Facilities and Severity Levels Control and Data Plane Logs Regular Expressions Before You Begin Configuring System Log Messages with a Configuration Editor Sending System Log Messages to a File Sending System Log Messages to a User Terminal Archiving System Logs Disabling System Logs Monitoring System Log Messages with the J-Web Event Viewer Filtering System Log Messages Viewing System Log Messages Configuring and Monitoring Alarms Alarms Support On Different Device Types Alarm Terms Alarm Overview Alarm Types Alarm Severity Alarm Conditions Interface Alarm Conditions System Alarm Conditions and Corrective Actions Before You Begin Configuring Alarms with a Configuration Editor Checking Active Alarms Verifying the Alarms Configuration Displaying Alarm Configurations Performing Software Upgrades and Reboots Upgrade and Reboot Support On Different Device Types Upgrade and Downgrade Overview Upgrade Software Packages Recovery Software Packages Before You Begin Downloading Software Upgrades from Juniper Networks Installing Software Upgrades Installing Software Upgrades with the J-Web Interface Installing Software Upgrades from a Remote Server Installing Software Upgrades by Uploading Files Installing Software Upgrades Using the CLI Downgrading the Software Downgrading the Software with the J-Web Interface Downgrading the Software with the CLI Configuring Boot Devices Configuring a Boot Device for Backup with the J-Web Interface Configuring a Boot Device for Backup with the CLI Configuring a Boot Device to Receive Software Failure Memory Snapshots Rebooting or Halting the Device Rebooting or Halting the Device with the J-Web Interface Rebooting the Device with the CLI Halting the Device with the CLI Bringing Chassis Components Online and Offline Chassis Control Restart Options Understanding and Changing Secure and Router Contexts Secure and Router Context Support On Different Device Types Understanding Secure and Router Contexts Secure Context Router Context Secure Context Configuration Settings Router Context Configuration Settings Changing from Secure Context to Router Context Secure-to-Router Context Task Overview Changing to Router Context Changing from Router Context to Secure Context Router-to-Secure Context Task Overview Installing and Managing Licenses Licensed Features on Different Device Types JUNOS Software with Enhanced Services License Overview License Enforcement Software Feature Licenses License Key Components Before You Begin Managing JUNOS Software with Enhanced Services Licenses with the CLI Adding New Licenses with the CLI Deleting a License with the CLI Saving License Keys with the CLI Verifying JUNOS Software with Enhanced Services License Management Displaying Installed Licenses Displaying License Usage Displaying Installed License Keys Managing Files File Management Support On Different Device Types Before You Begin Managing Files with the J-Web Interface Cleaning Up Files Downloading Files Deleting Files Deleting the Backup Software Image Cleaning Up Files with the CLI Managing Accounting Files Encrypting and Decrypting Configuration Files Encrypting Configuration Files Decrypting Configuration Files Modifying the Encryption Key Using Diagnostic Tools Diagnostic Tools Support On Different Device Types Diagnostic Terms Diagnostic Tools Overview J-Web Diagnostic Tools Overview CLI Diagnostic Commands Overview MPLS Connection Checking Before You Begin General Preparation Ping MPLS Preparation MPLS Enabled Loopback Address Source Address for Probes Pinging Hosts from the J-Web Interface Using the J-Web Ping Host Tool Ping Host Results and Output Summary Checking MPLS Connections from the J-Web Interface Using the J-Web Ping MPLS Tool Ping MPLS Results and Output Tracing Unicast Routes from the J-Web Interface Using the J-Web Traceroute Tool Traceroute Results and Output Summary Capturing and Viewing Packets with the J-Web Interface Using J-Web Packet Capture Packet Capture Results and Output Summary Using CLI Diagnostic Commands Pinging Hosts from the CLI Checking MPLS Connections from the CLI Pinging RSVP-Signaled LSPs and LDP-Signaled LSPs Pinging Layer 3 VPNs Pinging Layer 2 VPNs Pinging Layer 2 Circuits Tracing Unicast Routes from the CLI Using the traceroute Command Using the traceroute monitor Command Tracing Multicast Routes from the CLI Using the mtrace from-source Command Using the mtrace monitor Command Displaying Log and Trace Files from the CLI Monitoring Interfaces and Traffic from the CLI Using the monitor interface Command Using the monitor traffic Command Configuring Packet Capture Packet Capture Support On Different Device Types Packet Capture Terms Packet Capture Overview Packet Capture on Device Interfaces Firewall Filters for Packet Capture Packet Capture Files Analysis of Packet Capture Files Before You Begin Configuring Packet Capture with a Configuration Editor Enabling Packet Capture (Required) Configuring Packet Capture on an Interface (Required) Configuring a Firewall Filter for Packet Capture (Optional) Disabling Packet Capture Deleting Packet Capture Files Changing Encapsulation on Interfaces with Packet Capture Configured Verifying Packet Capture Displaying a Packet Capture Configuration Displaying a Firewall Filter for Packet Capture Configuration Verifying Captured Packets Configuring RPM Probes RPM Probe Support On Different Device Types RPM Terms RPM Overview RPM Probes RPM Tests Probe and Test Intervals Jitter Measurement with Hardware Timestamping RPM Statistics RPM Thresholds and Traps RPM for BGP Monitoring Before You Begin Configuring RPM with Quick Configuration Configuring RPM with a Configuration Editor Configuring Basic RPM Probes Configuring TCP and UDP Probes Tuning RPM Probes Configuring RPM Probes to Monitor BGP Neighbors Configuring RPM Probes for BGP Monitoring Directing RPM Probes to Select BGP Routers Verifying an RPM Configuration Verifying RPM Services Verifying RPM Statistics Verifying RPM Probe Servers Index Index