Motorola 3360 DSL Modem for ATandT 581211-003-00 by Motorola. $58.44. The Motorola 3360 DSL Modem features the ATandT self-install kit to make setup simple. Product Type: DSL Modem. Interface: Ethernet. Quick and easy installation. Capable of downloading speeds up to 24 Mbps. Built-in advanced firewall with denial of service attack protection, intrusion prevention, and stateful packet inspection. Intuitive, easy to read front panel operational status LEDs. Save 17%!