- Cisco IOS: Internetwork Operating System
- LAN Drivers
- NDIS: Network Driver Interface Specification
- Network Configuration Management
- Network Fault Management
- Network Performance Management
- Network Sniffer
- ODI: Open Data-Link Interface
- Ping: Packet Internet Groper
- Protocol Analysis and Protocol Analyzer
- Sieve: An Email Filtering Language
- TCPDUMP: TCP/IP Packet Analysis Utility
- Traceroute: A TCP/IP Packet Route Tracing Tool
- Traffic Management, Traffic Shaping and Traffic Engineering
