Dear Sir/Madam We'd like to purchase 8 port IP router. First order Q'ty will be 3,200 set. It is urgent base. If you can source it, contact us plz. Fyi, no need 4 port IP router. When you contact us, plz send us your final price, instruction & company background. Regards, Eric Lim. P.S. Contact information is ductech at naver.com