Juniper Networks J-Series Using the telnet Command Using the ssh Command, Viii Table of Contents

J-series™ Services Router Administration Guide

	Accessing Remote Devices with the CLI	24
	Using the telnet Command	24
	Using the ssh Command	25
	Configuring Password Retry Limits for Telnet and SSH Access	26
Chapter 2	Setting Up USB Modems for Remote Management	29
	USB Modem Terms	29
	USB Modem Overview	30
	USB Modem Interfaces	30
	How a Services Router Initializes USB Modems	31
	USB Modem Connection and Configuration Overview	32
	Before You Begin	33
	Connecting the USB Modem to the Services Router's USB Port	33
	Configuring USB Modem Interfaces with a Configuration Editor	33
	Configuring a USB Modem Interface (Required)	33
	Configuring a Dialer Interface (Required)	35
	Configuring Dial-In (Required)	36
	Configuring CHAP on Dialer Interfaces (Optional)	37
	Connecting to the Services Router from the User End	39
	Configuring a Dial-Up Modem Connection at the User End	39
	Connecting to the Services Router from the User End	40
	Administering USB Modems	40
	Modifying USB Modem Initialization Commands	41
	Resetting USB Modems	42
	Verifying the USB Modem Configuration	42
	Verifying a USB Modem Interface	43
	Verifying Dialer Interface Configuration	44
Chapter 3	Configuring SNMP for Network Management	47
	SNMP Architecture	47
	Management Information Base	48
	SNMP Communities	48
	SNMP Traps	49
	Spoofing SNMP Traps	49
	SNMP Health Monitor	49
	Before You Begin	50
	Configuring SNMP with Quick Configuration	50
	Configuring SNMP with a Configuration Editor	54
	Defining System Identification Information (Required)	54
	Configuring SNMP Agents and Communities (Required)	55
	Managing SNMP Trap Groups (Required)	56
	Controlling Access to MIBs (Optional)	57
	Verifying the SNMP Configuration	58
	Verifying SNMP Agent Configuration	58
	Verifying SNMP Health Monitor Configuration	59

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