... stable operation;2,switch independence, support for the size of SIM card;3,ports support hot-swapping;4, ... and two data lines, very simple;6,the size of a small, elegant, accounting for a smaller ... meet the following requirements:1,for the majority of customers the same or different delivery information; ... between the corporate partners, businesses.Update Date:2011-10-21 18:30:28 multi MODEM POOL 8ports ...