Cisco CWDM 1590 NM SFP GE-1G/2G FC ,Cisco CWDM 1610 NM SFP-GE 1G/2G FC ,Cisco CWDM 1490 NM SFP-GE 1G/2G FC ,Cisco 1PT MULTI-CHANNEL E3 ADPT ,Cisco spare 512mb sdram dimm