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12.2 The SNTP Client Screen ................................................................................................. 156
IGMP Snooping ..................................................................................................................... 159
13.1 Overview .......................................................................................................................... 159
13.1.1 What You Need to Know ........................................................................................ 159
13.2 The IGMP Snooping Screen ............................................................................................ 160
Quality of Service (QoS)....................................................................................................... 163
14.1 Overview .......................................................................................................................... 163
14.1.1 What You Need to Know ........................................................................................ 163
14.2 The Classifier Configuration Screen ............................................................................... 165
14.2.1 Edit QoS Classifier ................................................................................................. 166
14.3 The Meter Configuration Screen ..................................................................................... 167
14.4 The ALD Configuration Screen ........................................................................................ 168
14.5 The Scheduler Configuration Screen .............................................................................. 169
14.5.1 Edit a Priority Queuing Scheduler Profile ............................................................... 171
14.5.2 Edit a Fair Weight Queuing Scheduler Profile ........................................................ 171
14.6 Transport Classifier & Scheduler Configuration ............................................................... 172
14.7 Technical Reference ........................................................................................................ 173
14.7.1 DiffServ .................................................................................................................. 173
14.7.2 IEEE 802.1Q Tag ................................................................................................... 174
14.7.3 Token Bucket .......................................................................................................... 174
14.7.4 Single Rate Three Color Marker ............................................................................ 175
14.7.5 Two Rate Three Color Marker ................................................................................ 176
14.7.6 QoS Meter Types ................................................................................................... 176
Security.................................................................................................................................. 179
15.1 Overview .......................................................................................................................... 179
15.1.1 What You Need to Know ........................................................................................ 179
15.2 The Security Interface Configuration Screen ................................................................... 180
15.2.1 Security State and Level ........................................................................................ 180
15.2.2 Add Security Interface ............................................................................................ 182
15.2.3 Edit Security Interface ............................................................................................ 182
15.2.4 Policies, Triggers, Intrusion Detection, Logging ..................................................... 186
15.3 Technical Reference ........................................................................................................ 194
15.3.1 NAT Definitions ...................................................................................................... 194
15.3.2 What NAT Does ..................................................................................................... 195
15.3.3 How NAT Works ..................................................................................................... 195
15.3.4 Port Scanning ......................................................................................................... 196
15.3.5 ICMP Flood Attack ................................................................................................. 196
P-794H User's Guide
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