List of Figures

Figure 82 IP Source Guard Static Binding ............................................................................................

162

Figure 83 ARP Inspection Status ..........................................................................................................

163

Figure 84 ARP Inspection Log Status ...................................................................................................

164

Figure 85 ARP Inspection Configure ....................................................................................................

165

Figure 86 ARP Inspection Port Configure ............................................................................................

166

Figure 87 ARP Inspection VLAN Configure ..........................................................................................

167

Figure 88 Loop Guard vs. STP .............................................................................................................

169

Figure 89 Switch in Loop State .............................................................................................................

170

Figure 90 Loop Guard - Probe Packet ..................................................................................................

170

Figure 91 Loop Guard - Network Loop .................................................................................................

170

Figure 92 Advanced Application > Loop Guard ....................................................................................

171

Figure 93 Static Routing Overview ......................................................................................................

175

Figure 94 IP Application > Static Routing ............................................................................................

176

Figure 95 DiffServ: Differentiated Service Field ....................................................................................

179

Figure 96 DiffServ Network .................................................................................................................

180

Figure 97 IP Application > DiffServ ......................................................................................................

181

Figure 98 IP Application > DiffServ > DSCP Setting ...........................................................................

182

Figure 99 IP Application > DHCP Status .............................................................................................

184

Figure 100 IP Application > DHCP > Global ........................................................................................

185

Figure 101 Global DHCP Relay Network Example .............................................................................

186

Figure 102 DHCP Relay Configuration Example .................................................................................

186

Figure 103 IP Application > DHCP > VLAN .......................................................................................

187

Figure 104 DHCP Relay for Two VLANs .............................................................................................

188

Figure 105 DHCP Relay for Two VLANs Configuration Example ........................................................

188

Figure 106 Management > Maintenance .............................................................................................

191

Figure 107 Load Factory Default: Start ................................................................................................

192

Figure 108 Reboot System: Confirmation ...........................................................................................

193

Figure 109 Management > Maintenance > Firmware Upgrade ...........................................................

193

Figure 110 Management > Maintenance > Restore Configuration ......................................................

194

Figure 111 Management > Maintenance > Backup Configuration .......................................................

194

Figure 112 Management > Access Control .........................................................................................

197

Figure 113 SNMP Management Model ..............................................................................................

198

Figure 114 Management > Access Control > SNMP ...........................................................................

202

Figure 115 Management > Access Control > SNMP > Trap Group .....................................................

204

Figure 116 Management > Access Control > Logins ...........................................................................

206

Figure 117 SSH Communication Example ...........................................................................................

207

Figure 118 How SSH Works .................................................................................................................

207

Figure 119 HTTPS Implementation ......................................................................................................

209

Figure 120 Security Alert Dialog Box (Internet Explorer) ......................................................................

209

Figure 121 Security Certificate 1 (Netscape) ........................................................................................

210

Figure 122 Security Certificate 2 (Netscape) ........................................................................................

210

Figure 123 Example: Lock Denoting a Secure Connection ...................................................................

211

Figure 124 Management > Access Control > Service Access Control ..................................................

211

ES-2024 Series User’s Guide

21