x
Configuring loopback detection ···························································································································· 447
Recommended configuration procedure···················································································································· 447
Configuring loopback detection globally ·················································································································· 447
Configuring loopback detection on a port ················································································································ 448
Configuring ACLs ···················································································································································· 450
Overview ······································································································································································· 450
ACL categories ···················································································································································· 450
Match order ························································································································································· 450
Implementing time-based ACL rules ··················································································································· 452
IPv4 fragments filtering with ACLs ····················································································································· 452
Configuration guidelines ············································································································································· 452
Recommend ACL configuration procedures ·············································································································· 452
Recommended IPv4 ACL configuration procedure ·························································································· 452
Recommended IPv6 ACL configuration procedure ·························································································· 453
Configuring a time range ··································································································································· 453
Adding an IPv4 ACL ··········································································································································· 454
Configuring a rule for a basic IPv4 ACL ··········································································································· 455
Configuring a rule for an advanced IPv4 ACL ································································································· 456
Configuring a rule for an Ethernet frame header ACL ···················································································· 459
Adding an IPv6 ACL ··········································································································································· 461
Configuring a rule for a basic IPv6 ACL ··········································································································· 462
Configuring a rule for an advanced IPv6 ACL ································································································· 463
Configuring QoS ····················································································································································· 466
Overview ······································································································································································· 466
Networks without QoS guarantee ····················································································································· 466
QoS requirements of new applications ············································································································· 466
Congestion: causes, impacts, and countermeasures ······················································································· 467
End-to-end QoS ···················································································································································· 468
Traffic classification ············································································································································· 468
Packet precedences ············································································································································· 469
Queue scheduling ··············································································································································· 471
Rate limit ······························································································································································· 473
Priority mapping ·················································································································································· 474
Introduction to priority mapping tables ············································································································· 475
Configuration guidelines ············································································································································· 476
Recommended QoS configuration procedures ········································································································· 476
Adding a class ····························································································································································· 478
Configuring classification rules ··································································································································· 479
Adding a traffic behavior ············································································································································ 480
Configuring traffic mirroring and traffic redirecting for a traffic behavior ···························································· 481
Configuring other actions for a traffic behavior ······································································································· 481
Adding a policy ··························································································································································· 483
Configuring classifier-behavior associations for the policy ····················································································· 484
Applying a policy to a port ········································································································································· 484
Configuring queue scheduling on a port ··················································································································· 485
Configuring rate limit on a port ·································································································································· 486
Configuring priority mapping tables ·························································································································· 487
Configuring priority trust mode on a port ················································································································· 488
ACL and QoS configuration example ··················································································································· 489
Network requirements ················································································································································· 489
Configuring Switch ······················································································································································ 489
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