H3C S3610 Series Operation Manual
H3C S3610 Series Operation Manual

H3C S3610 Series Operation Manual

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Operation Manual - Link Aggregation
H3C S3610&S5510 Series Ethernet Switches
Chapter 1 Link Aggregation Overview ........................................................................................ 1-1
1.1 Link Aggregation ................................................................................................................ 1-1
1.1.1 LACP ....................................................................................................................... 1-1
1.1.2 Consistency Considerations for Ports in an Aggregation ....................................... 1-1
1.2 Approaches to Link Aggregation........................................................................................ 1-3
1.2.1 Manual Link Aggregation ........................................................................................ 1-3
1.2.2 Static LACP link aggregation .................................................................................. 1-4
1.3 Load Sharing in a Link Aggregation Group ....................................................................... 1-5
1.4 Service Loop Group........................................................................................................... 1-6
1.5 Aggregation Port Group..................................................................................................... 1-7
Chapter 2 Link Aggregation Configuration ................................................................................ 2-1
2.1 Configuring Link Aggregation ............................................................................................ 2-1
2.1.1 Configuring a Manual Link Aggregation Group....................................................... 2-1
2.1.2 Configuring a Static LACP Link Aggregation Group ............................................... 2-2
2.1.3 Configuring an Aggregation Group Name............................................................... 2-3
2.1.4 Configuring a Service Loop Group.......................................................................... 2-3
2.1.5 Entering Aggregation Port Group View................................................................... 2-4
2.2 Displaying and Maintaining Link Aggregation.................................................................... 2-4
2.3 Link Aggregation Configuration Example .......................................................................... 2-5

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  • Page 1: Table Of Contents

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Table of Contents Table of Contents Chapter 1 Link Aggregation Overview ..................1-1 1.1 Link Aggregation ........................ 1-1 1.1.1 LACP ........................1-1 1.1.2 Consistency Considerations for Ports in an Aggregation ........1-1 1.2 Approaches to Link Aggregation..................
  • Page 2: Chapter 1 Link Aggregation Overview

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 1 Link Aggregation Overview Chapter 1 Link Aggregation Overview This chapter covers these topics: Link Aggregation Approaches to Link Aggregation Load Sharing in a Link Aggregation Group Service Loop Group Aggregation Port Group 1.1 Link Aggregation...
  • Page 3 Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 1 Link Aggregation Overview Table 1-1 Consistency considerations for ports in an aggregation Category Considerations State of port-level STP (enabled or disabled) Attribute of the link (point-to-point or otherwise) connected to the...
  • Page 4: Approaches To Link Aggregation

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 1 Link Aggregation Overview Category Considerations MAC address learning capability Setting of maximum number of MAC addresses that can be MAC address learned on the port learning Forwarding of frames with unknown destination MAC addresses after the upper limit of the MAC address table is reached 1.2 Approaches to Link Aggregation...
  • Page 5: Static Lacp Link Aggregation

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 1 Link Aggregation Overview In addition, unless the master port should be selected, a port that joins the group after the limit is reached will not be placed in selected state even if it should be in normal cases.
  • Page 6: Load Sharing In A Link Aggregation Group

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 1 Link Aggregation Overview If two ports with the same port LACP priority are present, compare their port numbers. The one with the smaller port ID wins out to become the reference port.
  • Page 7: Service Loop Group

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 1 Link Aggregation Overview For a known Layer 2 unicast packet, the switch selects the forwarding port based on the least significant six bits in the source MAC address and the least significant six bits in the destination MAC address.
  • Page 8: Aggregation Port Group

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 1 Link Aggregation Overview If this group is performing load sharing, it continues to function in this way even after all selected ports but one are removed to ensure ongoing service.
  • Page 9: Chapter 2 Link Aggregation Configuration

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 2 Link Aggregation Configuration Chapter 2 Link Aggregation Configuration When configuring link aggregation, go to these sections for information you are interested in: Configuring Link Aggregation Displaying and Maintaining Link Aggregation Link Aggregation Configuration Example 2.1 Configuring Link Aggregation...
  • Page 10: Configuring A Static Lacp Link Aggregation Group

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 2 Link Aggregation Configuration addresses or black hole MAC addresses configured, voice VLAN-enabled ports, or 802.1x-enabled ports. After you remove a manual aggregation group, all the ports in the group are dismissed from it.
  • Page 11: Configuring An Aggregation Group Name

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 2 Link Aggregation Configuration For a static LACP aggregation group containing only one port, the only way to remove the port from the aggregation group is to remove the aggregation group.
  • Page 12: Entering Aggregation Port Group View

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 2 Link Aggregation Configuration Note: You can remove any service loop group except those that are currently referenced by modules. For a service loop group containing only one port, the only way to remove the port from it is to remove the service loop group.
  • Page 13: Link Aggregation Configuration Example

    Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 2 Link Aggregation Configuration To do… Use the command… Remarks Display detailed information about display link-aggregation verbose Available in any specified or all link [ agg-id ] view aggregation groups...
  • Page 14 Operation Manual – Link Aggregation H3C S3610&S5510 Series Ethernet Switches Chapter 2 Link Aggregation Configuration [DeviceA] link-aggregation group 1 mode manual # Add ports Ethernet 1/0/1 through Ethernet 1/0/3 to the group. [DeviceA] interface ethernet 1/0/1 [DeviceA-Ethernet1/0/1] port link-aggregation group 1...

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S5510 series

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