Because it is a wireless router, not a DSL modem. See in the back, it there a place for a phone line wire? No. Here is the manual for it.
http://homedownloads.cisco.com/downloads/userguide/E2000_UG_USA_V10_NC-W...
Because it is a wireless router, not a DSL modem. See in the back, it there a place for a phone line wire? No. Here is the manual for it.
http://homedownloads.cisco.com/downloads/userguide/E2000_UG_USA_V10_NC-W...