atEcho is an client and server implementation of Echo network protocol.
atEcho is an client and server implementation of Echo network protocol. This service is described in RFC 862.

Echo server listens for connections on port 7. When the connections is established the data that server receives are being sent back to Sender.
Echo client sends a specified data to specified host on the network. When target host has Echo service started client (sender) receives from The Target host reply with data that he sent as an request.

Echo service is a very useful debugging and measurement tool. It uses TCP and UDP protocol. you can free download atEcho 1.0 now.