... GRE); Support TCP Sever and Client; F7123 GPS+GPRS ROUTERTECHNICAL SPECIFICATIONF7123 GPS+GPRS ROUTER is a kind of cellular terminal device that ... provides data transfer function by public GPRS network and GPS function.It adopts high-powered industrial 32 ... .Support multi protocols, such as TCP/IP, UDP, ICMP, SMTP, HTTP, POP3, OICQ, TELNET, FTP, SNMP, etc.