ZyXEL Communications GS-4012 manual 19

		Table of Contents
34.3	VRRP Configuration .......................................................................................................	269
34.3.1 IP Interface Setup .................................................................................................		269
34.3.2 VRRP Parameters .................................................................................................		270
34.3.3 Configuring VRRP Parameters ..............................................................................		271
34.4	VRRP Configuration Summary ........................................................................................	272
34.5	VRRP Configuration Examples ......................................................................................	272
34.5.1 One Subnet Network Example ..............................................................................		272
34.5.2 Two Subnets Example ..........................................................................................		274
Part V: Management, CLI, Troubleshooting......................................		277
Chapter 35
Maintenance ..........................................................................................................................		279
35.1	The Maintenance Screen ..............................................................................................	279
35.2	Load Factory Default ......................................................................................................	280
35.3	Save Configuration ..........................................................................................................	280
35.4	Reboot System ................................................................................................................	281
35.5	Firmware Upgrade ........................................................................................................	281
35.6	Restore a Configuration File .........................................................................................	282
35.7	Backup a Configuration File .........................................................................................	282
35.8 FTP Command Line ........................................................................................................		283
35.8.1 Filename Conventions ..........................................................................................		283
35.8.2 FTP Command Line Procedure ............................................................................		283
35.8.3 GUI-based FTP Clients ..........................................................................................		284
35.8.4 FTP Restrictions ....................................................................................................		284
Chapter 36
Access Control......................................................................................................................		285
36.1	Access Control Overview ............................................................................................	285
36.2	The Access Control Main Screen ....................................................................................	285
36.3 About SNMP ..................................................................................................................		286
36.3.1 SNMP v3 and Security ...........................................................................................		287
36.3.2 Supported MIBs ...................................................................................................		287
36.3.3 SNMP Traps ..........................................................................................................		287
36.3.4 Configuring SNMP ................................................................................................		291
36.3.5 Configuring SNMP Trap Group ...........................................................................		293
36.3.6 Setting Up Login Accounts .................................................................................		294
36.4	SSH Overview .................................................................................................................	296
36.5 How SSH works ...............................................................................................................		296
36.6	SSH Implementation on the Switch .................................................................................	297
36.6.1 Requirements for Using SSH .................................................................................		297

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GS-4012F/4024 User’s Guide