|  
      
     | 
    
      
      
        
           
            |  Option # | 
            Top Level 
              Part # | 
             Manufacturing 
              Part # | 
             Description | 
            Substitute 
              Part # | 
           
           
            | X6731A | 
            595-4359 | 
            370-2303 
              [F] | 
            FC-AL Short Wave GBIC | 
            n/a | 
           
           
            | X6737A | 
            595-5031 | 
            370-3722 
              [F] | 
            FC-AL Long Wave GBIC | 
            n/a | 
           
          
            | SG-130078-01  | 
            595-6494 | 
            380-0666 | 
            Short Wave GBIC for Silkworm 3800 Switch | 
            n/a | 
           
          
            | SG-8912997403 | 
            595-6500 | 
            380-0672 | 
            Short Wave GBIC for 4250 Bridge | 
            n/a | 
           
          
            | SG-8912998301 | 
            595-6499 | 
            380-0671 | 
            Short Wave GBIC for Silkworm 2800 Switch | 
            n/a | 
           
         
        
      
      
        | Table Legend | 
       
      
        
          [F] = Field Replaceable Unit (FRU) 
          [S] = Supported, but can no longer be ordered 
                                     with this system 
          [N] = No longer supported for this system
         | 
       
       
      |