Sollae EZL-400S - Serial to Ethernet / Wireless Converter Module
The EZL-400S is a serial to Ethernet or serial to Wireless converter. It adds network connectivity to devices by processing TCP/IP protocol required to send and receive data over the Internet.
TRP-C38 - Ethernet to 8 port RS-232 serial Converter
The TRP-C38 is a fast 8-port RS-232 serial to Ethernet converter designed to instantly convert data from RS-232 interfaces to a 10/100Mbps Ethernet network running using the TCP/IP protocol. Serial cables and power supply are NOT included with this product.