View the most recent changes for the ettercap port at: ettercap.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for ettercap.
The raw portfile for ettercap 0.6.b is located here:
http://ettercap.darwinports.com/dports/net/ettercap/Portfile
Find related portfiles with the unique DarwinPorts.com search feature.
Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/ettercap

The ettercap Portfile 54308 2009-07-24 18:49:33Z toby macports.org $

PortSystem 1.0

Name: ettercap
Version: 0.6.b
Revision: 2
Category: net security
Maintainers: nomaintainer
Description: multipurpose sniffer/interceptor/logger for switched LAN
Long Description: Ettercap is a multi-functional packet sniffer/interceptor/logger that works on switched LANs. It allows the active and passive dissection of numerous protocols, including ciphered ones, such as SSH1, and includes features for network and host analysis. Four modes are available: IP Based, MAC Address Based, ARP Based, and PublicARP Based.
Homepage: http://ettercap.sourceforge.net/
Platform: darwin freebsd
Master Sites: sourceforge
Checksums: md5 f665cf82347a91f216184537f8f2c4bd
Patch Files: patch-ec_dissector_ssh.c
configure.args --enable-ncurses --disable-gtk --enable-https --disable-devel --mandir=${prefix}/share/man

# the new generation lives in port "ettercap-ng"
livecheck.url http://ettercap.sourceforge.net/download.php
livecheck.regex ettercap-(\[0-9a-z.\]+)\\.tar\\.gz

Variant: gtk {
depends_lib-append lib:libgtk.1:gtk1
configure.args-delete --disable-gtk
configure.args-append --enable-gtk
}

Variant: enable_devel {
configure.args-delete --disable-devel
configure.args-append --enable-devel
}

Variant: ssl {
depends_lib-append lib:libssl.0.9:openssl
configure.args-append --with-openssl
}

If you haven't already installed Darwin Ports, you can find easy instructions for doing so at the main Darwin Ports page.
Once Darwin Ports has been installed, in a terminal window and while online, type the following and hit return:

%  cd /opt/local/bin/portslocation/dports/ettercap
%  sudo port install ettercap  
Password: 

You will then be prompted for your root password, which you should enter. You may have to wait for a few minutes while the software is retrieved from the network and installed for you. Y ou should see something that looks similar to:

--->  Fetching ettercap
--->  Verifying checksum for ettercap
--->  Extracting ettercap
--->  Configuring ettercap
--->  Building ettercap with target all

--->  Staging ettercap into destroot

--->  Installing ettercap

- Make sure that you do not close the terminal window while Darwin Ports is working. Once the software has been installed, you can find further information about using ettercap with these commands:

%  man ettercap
%  apropos ettercap
%  which ettercap
%  locate ettercap

 Where to find more information: