5500/5120 Series Switch 1-port Xfp Module - Includes One 10gbe Small Form-factor Pluggable (xfp) Port - Supported In Either Interface Card Slot Of The 5500 Or 5120 Series Models (lt: 2-4d)
Msr Mim-2sae - Mim With Two D 28-pin Connectors That Transmit, Receive And Process Data On Serial Interfaces Including V.24, V.35, X.21, Rs449 And Rs530 (lt: 2-4d)
Msr Mim-4sae - Mim With Four D 28-pin Connectors That Transmit, Receive And Process Data On Serial Interfaces Including V.24, V.35, X.21, Rs449 And Rs530 (lt: 2-4d)
Msr 2-port Fxo Sic Module (sic-2fxo) - Smart Interface Card (sic) Loop Trunk Module With Two Rj-11 Telephone Line Connectors For Common Subscriber Lines (lt: 2-4d)
Msr 1-port Isdn-s/t Interface Sic Module (sic-1bs) - Smart Interface Card (sic) Voice Interface Module With One Rj-45 Connector That Transmits And Processes Isdn Bri S/t Traffic Flows - It Can Operate In Dial-up Or Leased Line Mode (lt: 2-4d)