LFT, short for Layer Four Traceroute, is a traceroute that uses TCP, UDP, ICMP and adaptive probes to pass through firewalls, exposes ECMP forks, discovers the path MTU, labels every network in the path with its AS and netname, and traces IPv4 and IPv6 end to end. Output styles include text, XML, JSON, GeoJSON, KML, SVG, GraphViz and Mermaid, plus an ncurses watch mode. Also includes whob, a prefix whois client for pWhoIs, RADB, Team Cymru and RIPE RIS.
LFT, short for Layer Four Traceroute, is a traceroute that uses TCP, UDP, ICMP and adaptive probes to pass through firewalls, exposes ECMP forks, discovers the path MTU, labels every network in the path with its AS and netname, and traces IPv4 and IPv6 end to end. Output styles include text, XML, JSON, GeoJSON, KML, SVG, GraphViz and Mermaid, plus an ncurses watch mode. Also includes whob, a prefix whois client for pWhoIs, RADB, Team Cymru and RIPE RIS.
To install lft, run the following command in macOS terminal (Applications->Utilities->Terminal)
sudo port install lft
To see what files were installed by lft, run:
port contents lft
To later upgrade lft, run:
sudo port selfupdate && sudo port upgrade lft
Reporting an issue on MacPorts Trac
The MacPorts Project uses a system called Trac to file tickets to report bugs and enhancement requests.
Though anyone may search Trac for tickets, you must have a GitHub account in order to login to Trac to create tickets.