NetOps Toolkit
Calculators, config generators and references for network engineers.
Networking 101
- Start Here — Networking 101 Plain-English guide to networking for beginners — devices, IPs, subnets, and how it all fits together beginner basics fundamentals
- Jargon Decoder Search 100+ networking terms explained in plain English — no experience required glossary terms definitions
- Acronym Reference Decode networking acronyms — ACL, OSPF, BGP, DHCP, VLAN, NAT and 80+ more acronym abbreviation decode
Calculators
- Subnet Calculator Calculate network, broadcast, host range from any IP/CIDR cidr ip network
- VLSM Planner Variable Length Subnet Masking — split a network into unequal subnets vlsm subnet planning
- IP / Number Converter Convert between decimal, binary, hexadecimal, and dotted-decimal binary hex decimal
- Bandwidth Calculator Estimate file transfer times at various link speeds bandwidth speed transfer
Reference
- Port Lookup Search TCP/UDP ports by number, protocol name, or service tcp udp port
- OSI Model Interactive 7-layer OSI model with protocols, PDUs, and devices osi layer model
- WiFi Standards 802.11 a/b/g/n/ac/ax/be — speeds, frequencies, features wifi wireless 802.11
- Fiber Optic Guide OM1–OM5, OS1/OS2 specs, distances, connectors, and jacket colors fiber optic multimode
- Ethernet Cable Standards CAT3–CAT8 specs, speeds & distances, shielding types, RJ-45 pinouts, and broadcast wiring standards cable pinout rj45
- SNMP Reference SNMP v1/v2c/v3 comparison — authentication, encryption, features snmp monitoring v1
- Network Architecture Three-tier (Core/Distribution/Access) and Spine-Leaf network design reference architecture spine leaf
- Network Types LAN, WAN, SAN, CAN, MAN, PAN, P2P & VPN network types explained for beginners lan wan san
- WAN & VPN Services FIA, DIA, MPLS, MetroE, Broadband, Dark Fiber, SD-WAN & VPN types explained dia fia mpls
Cisco IOS
- Cisco CLI Reference Searchable IOS command reference — modes, show commands, config cisco ios cli
- VLAN Config Generator Generate pasteable VLAN, trunk, and inter-VLAN routing configs vlan trunk 802.1q
- VRF / VRF-Lite Guide Understand VRFs with a simple config generator for single-VRF spoke designs over DMVPN vrf vrf-lite routing
- ACL Builder Build standard and extended ACLs with a visual form acl access-list permit
- DHCP Pool Generator Generate Cisco DHCP server pool configurations dhcp pool ip
- SSH Setup Generator Generate complete SSH configuration for Cisco devices ssh remote access
- NAT Config Generator Generate static NAT, dynamic NAT, and PAT configurations nat pat overload
- OSPF Config Generator Build OSPF router configurations with networks and options ospf routing area
- EtherChannel Generator Generate LACP/PAgP EtherChannel configurations etherchannel lacp pagp
- VXLAN Config Generator Generate Cisco VXLAN configuration with VTEP settings vxlan vtep overlay
- DMVPN Generator Generate Cisco DMVPN hub/spoke configs with optional IPsec - Phase 1, 2 and 3 dmvpn mgre nhrp
- BGP/EIGRP Commands Interactive BGP and EIGRP config generators with show commands and troubleshooting bgp eigrp commands
- Static Route Generator Build Cisco IPv4/IPv6 static, default, floating, and Null0 routes with show commands and troubleshooting static route ip route
- PCAP Generator Generate Cisco IOS-XE packet capture commands with filter, buffer, export options, and Wireshark guide pcap packet capture
- Cable Diagnostics (TDR) Generate Cisco TDR cable test commands, parse show cable-diagnostics tdr output, and troubleshoot copper & fiber cable faults cable tdr diagnostics
Security
- Password Generator Generate strong passwords for device and service configurations password generate random
- Hardening Checklist Network device security hardening checklist — routers & switches hardening security checklist
- Attack Reference Common network attacks — definitions, indicators, and mitigations attack dos spoofing
- Nmap Generator Build Nmap scan commands with a visual form — includes full flag and NSE script reference nmap scan port
- RSA Key Pair Generator Generate RSA public/private key pairs in PEM format — 2048, 3072, or 4096-bit, all in-browser rsa key pem
- Wireshark Filter Builder Build Wireshark display filters — protocols, IPs, ports, TCP flags, compound expressions, and quick-copy library wireshark filter display
Operations
- Linux Network Commands Essential Linux CLI for connectivity, routing, packet capture, firewalls linux ping traceroute
- Troubleshooting Guide Structured methodology, common scenarios, and diagnostic commands troubleshoot debug diagnose
- Netplan Generator Generate Ubuntu netplan YAML (single-file) netplan yaml ubuntu
- Resources & Links External references, training, documentation, and study materials links resources training
- Crontab Generator Build Linux cron job expressions with scheduling, logging, email, and output redirect options cron crontab schedule
- IP Checker Public IP, geolocation, hostname (PTR), ASN, and browser & system info ip public geolocation
Broadcast / AoIP
- StudioHub Pinouts StudioHub+ AA wiring — RJ-45 pinout & adapter guide (XLRM/F, TRS, RCA, Pigtail) studiohub rj45 audio
- Livewire Multicast Calculator Convert a Livewire channel number to its multicast IP address — Standard, Backfeed, Surround, and AES67 stream types livewire multicast axia
- Livewire Bandwidth Calculator Estimate bandwidth per stream and total for Standard, Livestream, and Surround Livewire streams livewire bandwidth streams
- Livewire / AES67 Port Reference TCP/UDP ports, multicast ranges, and protocol quick reference for Livewire+, LWRP, LWCP, and AES67 livewire lwrp lwcp
- LWRP Command Reference Livewire Routing Protocol command reference — TCP port 93, VER, SRC, DST, GPIO, LPSTAT and connection notes lwrp livewire routing