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Auto-Negotiation on Catalyst Switches that Run Cisco IOS Software

The commands described in this section apply to these types of switch products: Catalyst 2900XL, 3500XL, 2950, 3550, 2948G-L3, 4908G-L3, Catalyst 4500/4000 that runs Cisco IOS System Software (Supervisor Engine III), and the Catalyst 6500/6000 that runs Cisco IOS System Software.

The switches that run Cisco IOS Software (as opposed to CatOS) default to auto-negotiation for speed and are set to on for the duplex. Issue ...

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