This zyxel sbg3500 n triple wan vdsladsl2 wifi broadband router is the multi wan gateway that provides high speed internet access for business users featuring not only vdsl2adsl2 functionality but also one gbe wan with small form pluggable sfp interface this zyxel sbg3500 n offers flexible multiple wan connectivity to adopt various internet interfaces it also enhances network performance for small businesses to pursue the ultimate success multi wan connectivity with load balanci