Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn about how to troubleshoot the Nexus 5000/2000 series switches.
Prashanth Krishnappa is an escalation engineer for datacenter switching at the Cisco Technical Assistance Center in Research Triangle Park, North Carolina. His current responsibilities include escalations in which he troubleshoots complex issues related to the Cisco Catalyst, Nexus and MDS product lines as well as providing training and author documentation. He joined Cisco in 2000 as an engineer in the Technical Assistance Center. He holds a bachelor's degree in electronics and communication engineering from Bangalore University, India, and a master's degree in electrical engineering from Wichita State University, Kansas. He also holds CCIE certification (#18057).
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Prashanth might not be able to answer each question due to the volume expected during this event. Remember that you can continue the conversation on the Network Infrastructure sub-community discussion forum shortly after the event. This event lasts through June 29, 2012. Visit this forum often to view responses to your questions and the questions of other community members.
1)MTU on the Nexus 5000 is configured per class of service for the entire switch. Since configuration is QoS based, the best command to use is "show queuing interface ethernet x/y" where x/y is any ethernet interfacace on teh switch
2)No it is not possible to configure MTU per interface on Nexus 5000
3)Configuration guide has some examples which should help you
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