Cisco Smart Cable, HP26M / DB15F, 5.0 ft
These cables are equipped with the HP26 pin connector found on "smart" routers and a DB15 female connector for mating to an X.21 interface. Construction features 360 degree shielding at the connectors with fully molded backshells. Cable is double shielded for exceptional immunity to EMI/RFI with 28 AWG twisted pairs.