Portchannel is Cisco’s implementation of the EtherChannel technology, (usually) based on the 802.3ad standard).
Step-by-step guide
Portchannel configuration
To configure portchannel on Cisco 9500, first create a portchannel interface:
!
interface Port-channel1
description *** Port-Channel to XYZ***
switchport
switchport mode trunk
switchport nonegotiate
logging event bundle-status
!
After that configure an