08-13-2010 04:06 AM - edited 03-06-2019 12:28 PM
Hi,
first up I'm a beginner with cisco devices! We recieved out 1st Cisco 2960's today and began to setup the device using the express setup. Input all correct IP/Subnet/Gateway/pwd etc and all went ok. We then connected two 2960's via OM3 and the SFP's that were ordered with the units. Connected them up and I have connectivity between the two through the SFP (green lights on both ends). One of the switches has an uplink from a 3com 4200G via cat5, we tested the connectivity to the network on this switch and it is doing its job. However, the switch which is connected solely via the SFP is not communicating. On the 3Coms the SFP port is shutdown by default and it needs to be enabled. Is there a similar problem occuring here? What are the commands for correctly configuring the SFP ports on both switches, bearing in mind they are on the same vlan 1 (default).
Any help is greatly appreciated!
Matt
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