Cisco Support Community
Showing results for 
Search instead for 
Did you mean: 

Welcome to Cisco Support Community. We would love to have your feedback.

For an introduction to the new site, click here. If you'd prefer to explore, try our test area to get started. And see here for current known issues.

New Member

Port channel between Nexus and Server is initializing

Hi all, 


I will need your help. 


I have Nexus 5000, there is a POrt Channel between Nexus and Server, but one port always is in initializing.


sh interface Ethernet101/1/27

Ethernet101/1/27 is down (initializing)

  Hardware: 1000/10000 Ethernet, address: c8f9.f920.5b5c (bia c8f9.f920.5b5c)

  MTU 1500 bytes, BW 10000000 Kbit, DLY 10 usec

  reliability 255/255, txload 1/255, rxload 1/255

  Encapsulation ARPA

  Port mode is trunk

  auto-duplex, 10 Gb/s, media type is 10G

  Beacon is turned off

  Input flow-control is off, output flow-control is on

  Rate mode is dedicated

  Switchport monitor is off


Any idea?



Hall of Fame Super Silver

Is the FEX dual-homed? If so,

Is the FEX dual-homed? If so, have you verified that both parent 5Ks have the interface settings the same?

New Member

Hi all thanks for reply, 

Hi all thanks for reply, 


probably the problem could be for NIC teaming? 1 nic could be in pasive mode?



Is the port channel up and

Is the port channel up and running or else issue is fixed.

how many ports are you using

how many ports are you using in this port channel.

can you paste the configuration of the channel ports and the interface.

check the sh log if you are getting any log related to the port channeling.