Definitions

Cards (18)

  • LAN
    • Local area network
  • WAN
    • Wide area network
  • MAN
    • Metropolitan area network
  • PAN
    • Personal area network
  • SAN
    • Storage area network
  • WLAN
    • Wireless local area network
  • Network Address Translation (NAT)
    • Modifying IP address as it crosses a router
  • Port forwarding
    • Forwards outside network port to internal IP address and port
  • Switch
    • Connect computers in LAN
  • Router
    • Connects ≥2 LANs to the Internet
  • Firewall
    • Safeguards computers and networks against unauthorized access
  • IDS
    • Intrusion detection system
  • IPS
    • Intrusion prevention system
  • UTM
    • Unified threat management
  • Classless Inter-Domain Routing (CIDR)
    • CIDR IPv4 addresses have a prefix; e.g., "/24" in "10.150.23.58/24" denotes a 255.255.255.0 subnet mask
  • IPv4 address
    Has a prefix, e.g. "/24" denotes a 255.255.255.0 subnet mask
  • IPv6 address
    128-bit hexadecimal number, e.g. 2001:7120:0000:8001:0000:0000:0000:1F10
  • IPv6 loopback
    ::1 (unicast)