Linksys Wireless-G ADSL Home Gateway (Annex B). Cabling technology: CAT 5 UTP. DSL connection type: ADSL, DSL specification: Annex B. Switching protocols: 4 10/100 Auto MDI/MDI-X LAN, Routing protocols: Static & Dynamic (RIP1 & 2), Management protocols: NAT. Authentication method: PAP & CHAP, Filtering: ToD,URL,keyword, Java, ActiveX, Proxy, Cookie, VPN support: VPN Passthrough: -IPSec -PPTP -L2TP. Certification: CE