INetSim is a software suite for simulating common internet services in a lab environment, e.g. for analyzing the network behaviour of unknown malware samples.

INetSim supports simulation of the following services: HTTP, SMTP, POP3, DNS, FTP, NTP, TFTP, IRC, Ident, Finger, Syslog, 'Small servers' (Daytime, Time, Echo, Chargen, Discard, Quotd)

Additional features: * Faketime * Connection redirection * Detailed logging and reports * TLS/SSL support for several services