ix
Configuring an ACL ····················································································································································· 403
Configuration task list ········································································································································· 403
Configuring a time range ··································································································································· 403
Creating an IPv4 ACL ········································································································································· 405
Configuring a rule for a basic IPv4 ACL ··········································································································· 405
Configuring a rule for an advanced IPv4 ACL ································································································· 407
Configuring a rule for an Ethernet frame header ACL ···················································································· 410
Configuration guidelines ············································································································································· 412
QoS configuration ··················································································································································· 413
Introduction to QoS ······················································································································································ 413
Networks without QoS guarantee ····················································································································· 413
QoS requirements of new applications ············································································································· 413
Congestion: causes, impacts, and countermeasures ······················································································· 413
End-to-end QoS ···················································································································································· 415
Traffic classification ············································································································································· 415
Packet precedences ············································································································································· 416
Queue scheduling ··············································································································································· 418
Line rate ································································································································································ 420
Priority mapping ·················································································································································· 421
Introduction to priority mapping tables ············································································································· 422
QoS configuration························································································································································ 423
Configuration task lists ········································································································································ 423
Creating a class ··················································································································································· 425
Configuring match criteria ································································································································· 426
Creating a traffic behavior ································································································································· 428
Configuring traffic mirroring and traffic redirecting for a traffic behavior ··················································· 429
Configuring other actions for a traffic behavior ······························································································ 430
Creating a policy················································································································································· 431
Configuring classifier-behavior associations for the policy ············································································ 431
Applying a policy to a port ································································································································ 432
Configuring queue scheduling on a port ·········································································································· 433
Configuring line rate on a port ·························································································································· 434
Configuring priority mapping tables ················································································································· 435
Configuring priority trust mode on a port ········································································································· 436
Configuration guidelines ············································································································································· 438
ACL/QoS configuration examples ························································································································ 439
ACL/QoS configuration example ······························································································································ 439
PoE configuration ···················································································································································· 448
PoE overview ································································································································································ 448
Advantages ·························································································································································· 448
Composition ························································································································································· 448
Protocol specification ·········································································································································· 449
Configuring PoE ··························································································································································· 449
Configuring PoE ports ········································································································································· 449
Configuring non-standard PD detection ············································································································ 451
Displaying information about PSE and PoE ports ···························································································· 452
PoE configuration example ········································································································································· 452
Index ········································································································································································ 455
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