ZyXEL Communications GS-4024 User Manual page 14

Chapter 30
VRRP ..................................................................................................................... 175
30.1 Overview ........................................................................................................ 175
30.2 Viewing VRRP Status .................................................................................. 176
30.3 Configuring VRRP ......................................................................................... 177
30.3.1 IP Interface Setup ............................................................................... 177
30.3.2 VRRP Parameters ............................................................................... 178
30.3.2.1 Advertisement Interval ............................................................... 178
30.3.2.2 Priority ....................................................................................... 178
30.3.2.3 Preempt Mode ........................................................................... 178
30.3.3 Configuring VRRP Parameters ............................................................ 179
30.4 VRRP Configuration Summary ...................................................................... 180
30.5 VRRP Configuration Examples .................................................................... 180
30.5.1 One Subnet Network Example ............................................................ 180
30.5.2 Two Subnets Example ........................................................................ 182
Chapter 31
Maintenance ......................................................................................................... 185
31.1 The Maintenance Screen .............................................................................. 185
31.2 Firmware Upgrade ........................................................................................ 185
31.3 Restore a Configuration File ......................................................................... 186
31.4 Backing Up a Configuration File ................................................................... 186
31.5 Load Factory Defaults .................................................................................. 187
31.6 Reboot System .............................................................................................. 187
31.7 FTP Command Line ...................................................................................... 188
31.7.1 Filename Conventions ........................................................................ 188
31.7.1.1 Example FTP Commands .......................................................... 188
31.7.2 FTP Command Line Procedure .......................................................... 189
31.7.3 GUI-based FTP Clients ........................................................................ 189
31.7.4 FTP over WAN Restrictions ................................................................ 190
Chapter 32
Access Control..................................................................................................... 191
32.1 Overview ...................................................................................................... 191
32.2 The Access Control Main Screen .................................................................. 191
32.3 About SNMP ................................................................................................. 192
32.3.1 Supported MIBs
32.3.2 SNMP Traps ....................................................................................... 193
32.3.3 Configuring SNMP .............................................................................. 194
32.3.4 Setting Up Login Accounts ................................................................. 194
32.4 SSH Overview ............................................................................................... 195
32.5 How SSH works ............................................................................................. 196
32.6 SSH Implementation on the Switch ............................................................... 197
Table of Contents
................................................................................. 193
GS-4024 User's Guide
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