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4948 Quick Reference Matrix

Top-of-Rack and Aggregation Switches Quick Reference Guide WS- C4948E-S WS- C4948E-E WS-C4948-S WS-C4948-E WS-C4948-10GE-S WS-C4948-10GE-E 10/100/ 1000 Ports 48 48 48 48 48 48 Uplink Ports 4x 1G/10G SFP+ 4x 1G/10G SFP+ 4x shared 10/100/1000 SFP 4x shared 10/100/1000...

Guide: Compatibility Requirements for IPv6 Upgrades

IPv6 has been a hot topic in the networking industry for over a year now and as the changeover progresses, it is still a priority for companies. Two major concerns are: Licensing – some devices will need an IOS license upgrade to gain access to IPv6 features, which...

MPLS Technologies

When it comes to network performance, consistency is king. Whether you are an end-user in search of predictable latency or an ISP looking to provide your customers with reliable, consistent service, you’re most likely already utilizing or considering MPLS as a...


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