WS-G5484 ^1000BASE-SX Short Wavelength GBIC (Multimode only) WS-G5486 ^1000BASE-LX/LH long haul GBIC (singlemode or multimode) WS-G5487 ^1000Base-ZX extended reach GBIC(singlemode) XENPAK-10GB-CX4 ^Cisco 10GBASE-CX4 XENPAK Module XENPAK-10GB-ER+= 10GBASE-ER XENPAK Module with DOM support XENPAK-10GB-LX4 ^10GBASE-LX4 XENPAK Module X2-10GB-LRM 10GBASE-LRM X2 Module X2-10GB-LRM= 10GBASE-LRM X2 Module X2-10GB-SR 10GBASE-SR X2 Module X2-10GB-SR= 10GBASE-SR X2 Module X2-10GB-LR 10GBASE-LR X2 Module X2-10GB-LR= 10GBASE-LR X2 Module X2-10GB-ER 10GBASE-ER X2 Module X2-10GB-ER= 10GBASE-ER X2 Module X2-10GB-CX4 10GBASE-CX4 X2 Module X2-10GB-CX4= 10GBASE-CX4 X2 Module XENPAK-10GB-ZR-RF 10GBASE-ZR XENPAK Module REMANUFACTURED XENPAK-10GB-LR+-RF 10GBASE-LR XENPAK Module with DOM support REMANUFACTURED XENPAK-10GB-ER+-RF 10GBASE-ER XENPAK Module with DOM support REMANUFACTURED X2-10GB-LRM-RF 10GBASE-LRM X2 Module REMANUFACTURED XENPAK-10GB-LRM-RF 10G Base LRM Xenpak REMANUFACTURED GLC-FE-100BX-D-RF 100BASE-BX10-D SFP REMANUFACTURED