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Cisco 2K FEX 40/100 BiDi

Posted on 2021-05-06 by greathairengineer

The question comes up often about using the Cisco 40/100G BiDi QSFP28 optic for use with the Cisco Nexus 2348UPQ, or even other current Nexus 2300 FEX modules, ...

Networking

No gateway or traffic reachability with Nexus FEX and Nexus 9000

Posted on 2018-07-03 by greathairengineer

If you have deployed a FEX with a Cisco Nexus 9K switch, either the 23XX or an integrated FEX within a chassis, and you’re unable to reach the gateway and/or ha...

Networking

Nexus 93180YC-EX with Cisco Nexus 2348UPQ 40GbE

Posted on 2018-01-24 by greathairengineer

I  have seen this around the Internet and a lot of the information is old, and incorrect at the date of this blog post. Thus, what I will link here is the ...

Networking

What is Cisco Nexus ToR-FEX

Posted on 2017-02-07 by greathairengineer

I realize there is still some confusion regarding Cisco Nexus FEX as it relates to ToR connected FEX, which is a Cisco Nexus 2K FEX with a Cisco Nexus 5K/7K/9K ...

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