Alcatel OmniSwitch/Router Betriebsanweisung PDF herunterladen (Seite 5)

Contents

OmniSwitch 6250/6450 Switch Management Guide May 2012 v

Using FTP .....................................................................................................................2-10

Using FTP to Log Into the Switch .........................................................................2-10

Using Secure Shell ........................................................................................................2-12

Secure Shell Components .......................................................................................2-12

Secure Shell Interface ......................................................................................2-13

Secure Shell File Transfer Protocol .................................................................2-13

Secure Shell Application Overview .......................................................................2-14

Secure Shell Authentication ...................................................................................2-15

Protocol Identification .....................................................................................2-15

Algorithm and Key Exchange .........................................................................2-15

Authentication Phase .......................................................................................2-15

Connection Phase ............................................................................................2-16

Using Secure Shell DSA Public Key Authentication .............................................2-16

Starting a Secure Shell Session ..............................................................................2-17

Closing a Secure Shell Session ..............................................................................2-19

Log Into the Switch with Secure Shell FTP ...........................................................2-19

Closing a Secure Shell FTP Session ......................................................................2-20

Modifying the Login Banner .........................................................................................2-21

Modifying the Text Display Before Login .............................................................2-22

Configuring Login Parameters ......................................................................................2-23

Configuring the Inactivity Timer ..................................................................................2-23

Enabling the DNS Resolver ..........................................................................................2-24

Verifying Login Settings ...............................................................................................2-25

Chapter 3 Using SNMP .................................................................................................................3-1

In This Chapter ................................................................................................................3-1

SNMP Specifications ......................................................................................................3-2

SNMP Defaults ...............................................................................................................3-2

Quick Steps for Setting Up An SNMP Management Station .........................................3-4

Quick Steps for Setting Up Trap Filters ..........................................................................3-5

Filtering by Trap Families ........................................................................................3-5

Filtering by Individual Traps ....................................................................................3-6

SNMP Overview .............................................................................................................3-7

SNMP Operations ....................................................................................................3-7

Using SNMP for Switch Management .....................................................................3-8

Setting Up an SNMP Management Station .......................................................3-8

SNMP Versions ........................................................................................................3-8

SNMPv1 ............................................................................................................3-8

SNMPv2 ............................................................................................................3-9

SNMPv3 ............................................................................................................3-9

Using SNMP For Switch Security ................................................................................3-10

Community Strings (SNMPv1 and SNMPv2) .......................................................3-10

Configuring Community Strings .....................................................................3-10

Encryption and Authentication (SNMPv3) ............................................................3-11

Configuring Encryption and Authentication ...................................................3-11

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