Dell S5148F-ON EMC Networking OS10 Enterprise Edition Switch Configuration Gui - Page 11
Dual switch without VLT
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• Provides link-level resiliency • Assures high availability • Allows a single device to use a LAG across two upstream switches • Provides Layer 2 multipathing Note: While VxRail nodes use active and standby network adapters instead of LAGs, other servers in the rack can connect to the VLT switch pair with an LACP LAG for active/active Layer 2 multipathing. For more information on VLT, see the OS10 Enterprise Edition User Guide Release 10.4.1.0. 3.1.2 Dual switch without VLT The configuration of a switch pair without VLT is supported, but it does not provide the advantages of VLT covered in the previous section. The switch pair is cabled, as shown in Figure 8. The links connecting the two switches are configured in an LACP port channel. S5148F-Leaf1A S5148F-Leaf1B LACP 12 VxRail node 1 12 VxRail node 2 100GbE LACP connections 25GbE connections 12 VxRail node n Rack 1 Dual switch topology without VLT 11 Dell EMC Networking OS10 Enterprise Edition Switch Configuration Guide for VxRail 4.5