Cisco 2431-16fxs Integrated Access Device – 2 X 10/100base-tx Lan, 1 X T1 , 16 X Fxs – 1 Vwic , 1 Compactflash (cf) Card
Cisco IAD2421-16FXS Remote Access Server
Cisco 2431-16fxs Integrated Access Device – 2 X 10/100base-tx Lan, 1 X T1 , 16 X Fxs – 1 Vwic , 1 Compactflash (cf) Card