Port Map Alternatives

Do you need to map a specific TCP or UDP port on your machine to another port on another machine?

Simple Port Forwarding works with WebPages and not directly with your router.

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socat is a relay for bidirectional data transfer between two independent data channels.

Portfwd, Port Forwarding Daemon, stands for port forwarding daemon.

Free open source tool to perform TCP based session relay

Netcat is a featured networking utility which reads and writes data across network connections...

Open Source

Packet Sender can send and receive UDP, TCP, and SSL on the ports of your choosing.

pwncat - netcat on steroids with Firewall, IDS/IPS evasion, bind and reverse shell, self-injecting shell and port forwarding magic - and its fully scriptable with Python (PSE)

tcpdump is a common packet analyzer that runs under the command line.

Open Source

Reliable TCP and UDP port forwarding for Windows.

SmartSniff is a packet sniffer that capture TCP/IP packets and display them as sequence of conversations between clients and servers.

Ettercap is a suite for man in the middle attacks on LAN.

Capsa Enterprise, a strong intelligent network traffic analysis & monitoring software, can quickly pinpoint network problems in real time & improve network performance.