Need  Help.Cisco Switch 6248UP Fabric Interconnect coming to this error how to solve this.Cant Open UCS Manager.{ No appropriate protocol (protocol is disabled or cipher suites are inappropriate) }  Thanks.

Hi,I Trying to configure the Catalyst Cisco 4948e switch SFP Port Tengigabit switchport trunk encapsulation dot1q but didn't get the option.Switch(config)#interface tengigabit0/49SW(config-if)#switchport trunk encapsulation dot1q                     ...