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dns2tcpc

NAME

dns2tcpc - A tunneling tool that encapsulate TCP connections in DNS.

SYNOPSIS

dns2tcpc [ -h ] [ -c ] [ -z domain zone ] [ -d debug_level ] [ -r ressource ] [ -f config_file ] [ -l local_port ] [ server ]

DESCRIPTION

dns2tcpc is a network tool used to encapsulate TCP communications in DNS. When connections are received on a specific port all TCP trafic are send to the remote dns2tcpd server and forwarded to a specific host and port. Multiple connections are supported.

dns2tcpc was written for demonstration purposes.

OPTIONS

-h

Help Menu

-c

Use DNS compression. When used be sure that all relay and DNS server understand compression and really use it.

-z domain zone

Use this domain as endpoint.

-d debug level

Change debug level. Levels available are 1, 2 or 3.

-r ressource

Remote ressource to access.

-f config file

Configuration file to use

-l local_port

Local port that will received incomming connections.

server

DNS server to use.

CONFIGURATION FILES

By default ${HOME}/.dns2tcprc is used if no configuration file is specified. Here is an example :

domain = dns2tcp.hsc.fr ressource = ssltunnel local_port = 4430 compression = 0 debug_level = 1 # DNS to use server = ns.hsc.fr

AUTHORS

Olivier Dembour <olivier.dembour@hsc.fr>

SEE ALSO

ssltunnel