| Domtools-1.3.1 | High level name server query tools | 
| am_utils-6.0.7 | An automounter maintains a cache of mounted filesystems | 
| cknfs-1.6 | Check for dead NFS servers | 
| dig-2.0 | DNS (Domain Name Server) Internet Groper | 
| dlint-1.3.2 | Internet Domain Name System error checker | 
| echoping-6.0.2 | A small program to test performances of a remote host | 
| etherape-0.8.2 | A graphical network monitor for Unix | 
| fping-3.8 | A ping like program which uses ICMP | 
| fping-4.0 | A ping like program which uses ICMP | 
| fping-5.0 | A ping like program which uses ICMP | 
| fping-5.4 | A ping like program which uses ICMP | 
| gmessage+-0.16 | An enhanced clone of xmessage | 
| gtk_knocker-0.6.6 | TCP security port scanner | 
| identify-0.7 | Identify connections with Identification Protocol | 
| idlookup-1.2 | Used with an ID server to identify user of a TCP connection | 
| iss-1.3 | The ISS Internet Security Scanner | 
| jwhois-4.0 | An Internet Whois Client the Whois protocol | 
| knocker-0.7.1 | TCP security port scanner | 
| libauth-4.0p2 | Remote authentication library | 
| libident-0.22 | Library to interface to the Ident protocol server | 
| libnids-1.24 | Network intrusion detection system E-box library | 
| libpcap-1.10.5 | A system-independent interface for packet capture | 
| libpcap-1.5.3 | A system-independent interface for packet capture | 
| libpcap-1.8.1 | A system-independent interface for packet capture | 
| libpcap-1.9.1 | A system-independent interface for packet capture | 
| librsync-0.9.7 | Library to remotely synchronise files | 
| mrtg-2.16.4 | The Multi Router Traffic Grapher | 
| mrtg-2.17.10 | The Multi Router Traffic Grapher | 
| mrtg-2.17.4 | The Multi Router Traffic Grapher | 
| mrtg-2.17.7 | The Multi Router Traffic Grapher | 
| multiscan-0.8.5 | A simple portscanner coded in C | 
| netcat-1.10 | Network connection checking program for TCP or UDP | 
| netconfig-2.3 | Assist in the administration of network configuration | 
| netperf-2.6.0 | A benchmark for measuring networking performance | 
| netperf-2.7.0 | A benchmark for measuring networking performance | 
| nmap-4.76 | A utility for port scanning large networks | 
| nmap-5.00 | A utility for port scanning large networks | 
| nslint-3.1 | Berkeley lint program for dns files | 
| nstreams-1.0.4 | A program that analyses the networks streams | 
| ntp-4.2.6p5 | The Network Time Protocol distribution for Unix | 
| ntp-4.2.8p10 | The Network Time Protocol distribution for Unix | 
| ntp-4.2.8p15 | The Network Time Protocol distribution for Unix | 
| ntp-4.2.8p18 | The Network Time Protocol distribution for Unix | 
| nttcp-1.47 | An improved version of the popular ttcp program | 
| olib-1.0.5 | A simple library of generic C++ code | 
| openssh-10.2p1 | A suite of network connectivity tools | 
| openssh-6.4p1 | A suite of network connectivity tools | 
| openssh-7.5p1 | A suite of network connectivity tools | 
| openssh-8.4p1 | A suite of network connectivity tools | 
| pikt-1.14.0 | A system monitor called Problem Informant Killer Tool | 
| pingutil-1.3.1 | This is the PING Utility Library | 
| queue-1.20.1 | A load-balancing and batch processing system | 
| rsync-3.1.0 | A replacement for rcp that has many more features | 
| rsync-3.1.2 | A replacement for rcp that has many more features | 
| rsync-3.2.3 | A replacement for rcp that has many more features | 
| rsync-3.4.1 | A replacement for rcp that has many more features | 
| rwud-1.0 | Three sysadmin utilities for monitoring packets | 
| saint-3.1.4 | SAINT is based on Satan by Farmer and Venema | 
| sara-3.5.3 | Project derived from the SATAN Security Admin Tool | 
| sara_report-1.0 | The SARA Report Writer is pre-configured for SARA | 
| satan-1.1.1 | A Security Administrator Tool for Analyzing Networks | 
| snort-2.9.14.1 | A libpcap based packet sniffer and logger | 
| snort-2.9.20 | A libpcap based packet sniffer and logger | 
| snort-2.9.5.6 | A libpcap based packet sniffer and logger | 
| snort-2.9.9.0 | A libpcap based packet sniffer and logger | 
| sntop-1.4.3 | Simple Network Top polls lists of hosts | 
| srp-2.1.2 | The Secure Remote Password protocol | 
| strobe-1.06 | A super optimised TCP port surveyor | 
| syslog_ng-1.6.12 | A next generation version of syslog | 
| tcp_server-1.0.2 | A generic tcp based server process | 
| tcp_wrappers-7.6 | The TCP/IP network services wrapper package | 
| tcpdump-4.5.1 | A tool for network monitoring and data acquisition | 
| tcpdump-4.9.1 | A tool for network monitoring and data acquisition | 
| tcpdump-4.9.3 | A tool for network monitoring and data acquisition | 
| tcpdump-4.99.5 | A tool for network monitoring and data acquisition | 
| tcpflow-0.21 | Capture transmitted data on TCP flows | 
| tcptracerout-1.2 | A traceroute implementation using TCP packets | 
| traceroute-991603 | Prints route that packets take to network host | 
| tricklet-1.4 | Simple SNMP commands, suitable for use in shell scripts | 
| upclient-4.14 | A simple uptime client | 
| whois-1.00 | Search the Network Information Center NIC database | 
| xrsh-5.8 | Scripts to allow you to rlogin to a remote machine |