... .Wireless CDMA Data Terminal, modems 2.Support dynamic domain name(DDNS) 3.several data centers F2203 CDMA ... several data centers.This product has been widely used on finance, water supply, environment protection, electric power system ... and protocol conversion. Support multi work modes6. Support dynamic domain name(DDNS) and IP access to data center7. ... multi OS, such as WINDOWS, LINUX, SCO UNIX etc.