N3048 combo ports not connecting

im trying to connect a dell N3048 to Cisco Nexus 3000 series using port 47 and port 48 which are SFP combo ports. I'm unable to get any link.

 

Gi1/0/47 SFP_COMBO_PORT N/A Unknown Auto Down Off

Gi1/0/48 SFP_COMBO_PORT N/A Unknown Auto Down Off

 

#show interfaces gi1/0/47 transceiver detail

Type..............................

SFP+ Media............................. 10GBASE-SR

Serial Number..................... YH10RVECL1ZE

Dell Qualified.................... No

Data Rate......................... UNKNOWN

Wavelength........................ 850

Receive Power..................... -2.731

 

#show interfaces gi1/0/48 transceiver detail

Type.............................. SFP+

Media............................. 10GBASE-SR

Serial Number..................... YH10RVECL1YX

Dell Qualified.................... No

Data Rate......................... UNKNOWN

Wavelength........................ 850

Receive Power..................... -2.446