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AT-9000 Switch Command Line User’s Guide
13
Guidelines.......................................................................................................................................... 518
Creating New Static Port Trunks or Adding Ports To Existing Trunks ..................................................... 520
Specifying the Load Distribution Method.................................................................................................. 521
Removing Ports from Static Port Trunks or Deleting Trunks ................................................................... 522
Displaying Static Port Trunks................................................................................................................... 523
Chapter 37: Static Port Trunk Commands ................................................................................................ 525
NO STATIC-CHANNEL-GROUP ............................................................................................................. 526
PORT-CHANNEL LOAD-BALANCE........................................................................................................ 527
SHOW STATIC-CHANNEL-GROUP ....................................................................................................... 529
STATIC-CHANNEL-GROUP.................................................................................................................... 530
Chapter 38: Link Aggregation Control Protocol (LACP) .......................................................................... 533
Overview .................................................................................................................................................. 534
LACP System Priority ........................................................................................................................ 534
Base Port........................................................................................................................................... 535
Load Distribution Methods................................................................................................................. 535
Guidelines.......................................................................................................................................... 535
Creating New Aggregators....................................................................................................................... 537
Setting the Load Distribution Method....................................................................................................... 538
Adding Ports to Aggregators.................................................................................................................... 539
Removing Ports from Aggregators........................................................................................................... 540
Deleting Aggregators ............................................................................................................................... 541
Displaying Aggregators............................................................................................................................ 542
Chapter 39: LACP Commands ................................................................................................................... 545
CHANNEL-GROUP.................................................................................................................................. 546
LACP SYSTEM-PRIORITY...................................................................................................................... 548
NO CHANNEL-GROUP ........................................................................................................................... 549
PORT-CHANNEL LOAD-BALANCE........................................................................................................ 550
SHOW ETHERCHANNEL........................................................................................................................ 552
SHOW ETHERCHANNEL DETAIL.......................................................................................................... 553
SHOW ETHERCHANNEL SUMMARY .................................................................................................... 555
SHOW LACP SYS-ID............................................................................................................................... 556
SHOW PORT ETHERCHANNEL............................................................................................................. 557
Section VI: Spanning Tree Protocols ................................................................................................... 559
Chapter 40: STP, RSTP and MSTP Protocols ........................................................................................... 561
Overview .................................................................................................................................................. 562
Bridge Priority and the Root Bridge.......................................................................................................... 563
Path Costs and Port Costs....................................................................................................................... 564
Port Priority .............................................................................................................................................. 565
Forwarding Delay and Topology Changes............................................................................................... 566
Hello Time and Bridge Protocol Data Units (BPDU) ................................................................................ 567
Point-to-Point and Edge Ports.................................................................................................................. 568
Mixed STP and RSTP Networks.............................................................................................................. 570
Spanning Tree and VLANs ...................................................................................................................... 571
RSTP and MSTP BPDU Guard................................................................................................................ 572
STP, RSTP, MSTP Loop Guard............................................................................................................... 574
STP and RSTP Root Guard..................................................................................................................... 579
Chapter 41: Spanning Tree Protocol (STP) Procedures .......................................................................... 581
Designating STP as the Active Spanning Tree Protocol.......................................................................... 582
Enabling the Spanning Tree Protocol ...................................................................................................... 583
Setting the Switch Parameters................................................................................................................. 584
Setting the Port Parameters..................................................................................................................... 586