Level 1 - Server Level 1 - Workstation
echo is a network service that responds to clients with the data sent to it by the client. This service is intended for debugging and testing purposes. It is recommended that this service be disabled.
Disabling this service will reduce the remote attack surface of the system.
Run the following command and verify echo-dgram and echo-stream are off or missing:
# chkconfig --list xinetd based services: echo-dgram: off echo-stream: off
Run the following commands to disable echo-dgram and echo-stream:
# chkconfig echo-dgram off # chkconfig echo-stream off