Hi everyone, Hi have an issue to connect 10g fiber optic c6500 to 10g spf+ c2960 48 ports. My interface on each switch is down down?Someone can help me with this issue? 

Hi Everyone, I have an issue with disconnect cause (cc) 57 disconnect cause (sip) 403 from my lab. I have CUCM, SWITC 3560 POE, router 2821  and ITSP and internet connection. Inbound and outbound calls are not working. I think I missed something in ...