Heads Up :
The post you are writing will appear in a public forum. Please ensure all content is appropriate for public consumption. Review the employee guidelines for the community here.
one side is cisco 1941 router and other side is 3850 switch. Both have Gig Ports and tried all speed and duplex combinations. if i keep auto speed and duplex setting then port is not coming up. Both its coming up on 100 Mbps hard coded