10Gb SFP Fiber connections require 3 things -
- Must be an ADTRAN SFP+ module or SFP+ Cable
- Must be running the Extended Maintenance Release Firmware. ( this has all supported SFP+ information )
- The configuration of the SFP interface must be set to 10Gb to get these speeds on both sides of the Fiber connection.
interface xgigabit-switchport 0/3
switchport mode trunk
qos trust cos
speed 10000 <----------------- Must be set to get 10Gb. Auto, will not provide this speed.