Allied Telesis AT-S62 - Manual (Page 7)

AT-S62 Menus Interface User’s Guide
7
Packet Prioritization ............................................................................................................................................................................... 258
Replacing Priorities ................................................................................................................................................................................. 258
VLAN Tag User Priorities ....................................................................................................................................................................... 259
DSCP Values ............................................................................................................................................................................................... 259
DiffServ Domains ..................................................................................................................................................................................... 259
Examples .................................................................................................................................................................................................... 262
Managing Flow Groups ................................................................................................................................................................................... 269
Creating a Flow Group ........................................................................................................................................................................... 269
Modifying a Flow Group ....................................................................................................................................................................... 271
Deleting a Flow Group ........................................................................................................................................................................... 272
Displaying Flow Groups ........................................................................................................................................................................ 273
Managing Traffic Classes ................................................................................................................................................................................ 275
Creating a Traffic Class ........................................................................................................................................................................... 275
Modifying a Traffic Class ....................................................................................................................................................................... 279
Deleting a Traffic Class .......................................................................................................................................................................... 280
Displaying Traffic Classes ...................................................................................................................................................................... 280
Managing Policies ............................................................................................................................................................................................. 282
Creating a Policy ...................................................................................................................................................................................... 282
Modifying a Policy ................................................................................................................................................................................... 284
Deleting a Policy ...................................................................................................................................................................................... 285
Displaying Policies .................................................................................................................................................................................. 286
Chapter 17
Class of Service ................................................................................................................................................................................................ 288
Class of Service Overview ............................................................................................................................................................................... 289
Scheduling ................................................................................................................................................................................................. 291
Configuring CoS ................................................................................................................................................................................................ 294
Mapping CoS Priorities to Egress Queues ................................................................................................................................................ 297
Configuring Egress Scheduling .................................................................................................................................................................... 298
Displaying Port CoS Priorities ....................................................................................................................................................................... 299
Chapter 18
IGMP Snooping ................................................................................................................................................................................................ 300
IGMP Snooping Overview .............................................................................................................................................................................. 301
Activating IGMP Snooping ............................................................................................................................................................................ 303
Displaying a List of Host Nodes ................................................................................................................................................................... 306
Displaying a List of Multicast Routers ........................................................................................................................................................ 308
Chapter 19
Denial of Service Defense ........................................................................................................................................................................... 309
Denial of Service Defense Overview .......................................................................................................................................................... 310
SYN Flood Attack ..................................................................................................................................................................................... 310
SMURF Attack ........................................................................................................................................................................................... 311
Land Attack ................................................................................................................................................................................................ 311
Teardrop Attack ....................................................................................................................................................................................... 312
Ping of Death Attack .............................................................................................................................................................................. 313
IP Options Attack ..................................................................................................................................................................................... 314
Denial of Service Defense Guidelines .............................................................................................................................................. 314
Enabling or Disabling Denial of Service Prevention ............................................................................................................................. 315