Operation Manual

Table of Contents
GS1920 Series User’s Guide
13
26.10.1 ARP Inspection Port Configure ...................................................................................... 234
26.10.2 ARP Inspection VLAN Configure ................................................................................... 235
26.11 Technical Reference ................................................................................................................ 236
26.11.1 DHCP Snooping Overview ............................................................................................. 236
26.11.2 ARP Inspection Overview ............................................................................................... 238
Chapter 27
Loop Guard ......................................................................................................................................240
27.1 Loop Guard Overview .............................................................................................................. 240
27.1.1 What You Can Do ............................................................................................................. 240
27.1.2 What You Need to Know ................................................................................................. 240
27.2 Loop Guard Setup ...................................................................................................................... 242
Chapter 28
Layer 2 Protocol Tunneling..............................................................................................................244
28.1 Layer 2 Protocol Tunneling Overview ......................................................................................244
28.1.1 What You Can Do ............................................................................................................. 244
28.1.2 What You Need to Know ................................................................................................. 244
28.2 Configuring Layer 2 Protocol Tunneling ................................................................................... 245
Chapter 29
PPPoE.................................................................................................................................................248
29.1 PPPoE Intermediate Agent Overview ..................................................................................... 248
29.1.1 What You Can Do ............................................................................................................. 248
29.1.2 What You Need to Know ................................................................................................. 248
29.2 PPPoE Screen .............................................................................................................................. 250
29.3 PPPoE Intermediate Agent ....................................................................................................... 251
29.3.1 PPPoE IA Per-Port .............................................................................................................. 252
29.3.2 PPPoE IA Per-Port Per-VLAN ............................................................................................ 253
29.3.3 PPPoE IA for VLAN ............................................................................................................ 254
Chapter 30
Error Disable......................................................................................................................................256
30.1 Error Disable Overview .............................................................................................................. 256
30.1.1 CPU Protection Overview ................................................................................................ 256
30.1.2 Error-Disable Recovery Overview .................................................................................... 256
30.1.3 What You Can Do ............................................................................................................. 256
30.2 Error Disable Screen .................................................................................................................... 257
30.3 Error-Disable Status .................................................................................................................... 257
30.4 CPU Protection Configuration .................................................................................................. 259
30.5 Error-Disable Detect Configuration ......................................................................................... 260
30.6 Error-Disable Recovery Configuration .....................................................................................261