Configuring Ports
Page 172 7750 SR OS Interface Configuration Guide
Verify the MDA Type
To make sure you have a channel-capable MDA, verify the MDA-type you are configuring by 
entering a show mda slot-id command. 
The MDAs displayed in the MDA Provisioned column in the following output are a 12-port 
channelized DS3 MDA (m12-ds3) on card 1, MDA slot 1, and a 1-port channelized OC12-SFP 
MDA (m1-choc12-sfp) on card 1, MDA slot 2. 
A:ALA-A# show mda 1
===============================================================================
MDA 1/1
===============================================================================
Slot  Mda   Provisioned           Equipped              Admin     Operational  
            Mda-type              Mda-type              State     State        
-------------------------------------------------------------------------------
1     1     m12-ds3               m12-ds3               up        provisioned  
===============================================================================
ALA-A# show mda 2
===============================================================================
MDA 1/2
===============================================================================
Slot  Mda   Provisioned           Equipped              Admin     Operational  
            Mda-type              Mda-type              State     State        
-------------------------------------------------------------------------------
1     2     m1-choc12-sfp         m1-choc12-sfp         up        provisioned  
===============================================================================
A:ALA-A#