Discovery Through Non-Cdp-Capable And Noncluster-Capable Devices - Cisco Catalyst 2950 Software Configuration Manual

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Planning a Switch Cluster

Discovery through Non-CDP-Capable and Noncluster-Capable Devices

If a command switch is connected to a non-CDP-capable third-party hub (such as a non-Cisco hub), it

can discover cluster-enabled devices connected to that third-party hub. However, if the command switch

is connected to a noncluster-capable Cisco device, it cannot discover a cluster-enabled device connected

beyond the noncluster-capable Cisco device.

to a third-party hub. However, the command switch does not discover the Catalyst 2950 switch that is

connected to a Catalyst 5000 switch.

Refer to the release notes for the Catalyst switches that can be part of a switch cluster.

(non-CDP-capable)

Catalyst 3500 XL

candidate switch

Catalyst 2950 Desktop Switch Software Configuration Guide

shows that the command switch discovers the Catalyst 3500 XL switch, which is connected

Discovery through Non-CDP-Capable and Noncluster-Capable Devices

Command switch

Third-party hub

Catalyst 5000 switch

(noncluster-capable)

Catalyst 2950

candidate switch

Clustering Switches