AT-AR441S 10/100T x 5 ports ADSL annex B Router, 1x PIC slot, 1x Async console / modem port The AR441S is a competitively priced, business class, secure ADSL Annex B router. This desktop broadband router allows businesses to take advantage of cost-effective DSL connections without compromising on bandwidth, throughput or security. Features ADSL Annex B port modular Router 1 PIC bay that supports a range of WAN interfaces Integrated encryption engine supporting DES, 3DES and AES 5 x 10/100 Mbps Ethernet switched LAN ports Any port reconfigurable as a DMZ Secure VPN capability with IPsec Automatic WAN back-up Business class value-add software features available Stateful inspection firewall QoS IPv6 SNMP and CLI management Web GUI