Netzwerktechniktechnik
- Grundlagen Netzwerktechnik
- Übertragungstechnik
- TCP/IP
- Anwendungen und Dienste
- Netzwerk-Sicherheit und IT-Security
- Praxis
Grundlagen Netzwerktechnik
- LAN - Local Area Network
- WLAN - Wireless LAN
- WPAN - Wireless Personal Area Network
- WAN - Wide Area Network
- Schichtenmodelle
- DoD-Schichtenmodell
- ISO/OSI-7-Schichtenmodell
- OSI-Schichtenmodell in der Netzwerktechnik
- RFC - Request for Comments
- Netzwerk-Topologie
- Strukturierte Verkabelung
- Leitungen und Kabel
- Netzwerk-Kabel
- Twisted-Pair-Kabel
- Koaxialkabel
- LWL - Lichtwellenleiter (Glasfaserkabel)
- Netzwerk-Komponenten
- Netzwerkkarte
- Repeater
- Hub
- Medienkonverter
- Bridge
- Switch
- Switching
- Router
- Routing
- Layer-3-Switch
- Gateway
- Server
- Printserver
- Proxy
- Load Balancer
- Load Balancing
Übertragungstechnik
- Ethernet-Standards
- IEEE 802.3u / Fast-Ethernet
- IEEE 802.3z / IEEE 802.3ab / Gigabit-Ethernet
- IEEE 802.3an / 10-Gigabit-Ethernet
- IEEE 802.3ba / 40- und 100-Gigabit-Ethernet
- IEEE 802.3af / IEEE 802.3at / Power-over-Ethernet (PoE)
- IEEE 802.1d / STP - Spanning Tree Protocol
- IEEE 802.3ad / Link Aggregation
- IEEE 802.5 / Token Ring
- WLAN-Topologie
- WDS - Wireless Distribution System (WLAN-Repeater)
- IEEE 802.11s / Wireless Mesh Network
- WLAN-Roaming
- IEEE 802.11b / WLAN mit 11 MBit
- IEEE 802.11g / WLAN mit 54 MBit
- IEEE 802.11a / IEEE 802.11h / IEEE 802.11j / WLAN mit 54 MBit
- IEEE 802.11n / WLAN mit 150 MBit
- IEEE 802.11ac / Gigabit-WLAN
- IEEE 802.11ad / Wireless Gigabit (WiGig)
- WLAN-Sicherheit
- WEP - Wired Equivalent Privacy
- IEEE 802.11i / WPA und WPA2
- WLAN-Authentisierung
- WPS - WiFi Protected Setup
- MIMO - Multiple Input Multiple Output
- IEEE 802.11e / WLAN mit Quality of Service
- IEEE 802.11z / Direct Link Setup (DLS)
- HomePNA
- HomeRF
- HomePlug-Powerline
- ITU-T G.9960 / G.hn / HomeGrid
- IEEE 1901 / Broadband over Powerline
- FDDI - Fibre Distributed Data Interface
TCP/IP
- IPv4 - Internet Protocol Version 4
- Subnetting
- IP-Routing
- DHCP - Dynamic Host Configuration Protocol
- NAT - Network Address Translation
- ARP - Address Resolution Protocol
- MTU - Maximum Transfer Unit
- ICMP - Internet Control Message Protocol
- IGMP - Internet Group Management Protocol
- IPv6 - Internet Protocol Version 6
- IPv6-Adressen
- IPv6-Header und Extension Headers
- SLAAC - Stateless Address Autoconfiguration
- Privacy Extensions
- DHCPv6 (Stateful Address Configuration)
- NDP - Neighbour Discovery Protocol
- ICMPv6 - Internet Control Message Protocol Version 6
- Übergangsverfahren von IPv4 auf IPv6
- 6in4 / 6to4 / 6over4 / 4in6 (Tunneling)
- Dual-Stack und Dual-Stack Lite (DS Lite)
- TCP - Transmission Control Protocol
- UDP - User Datagram Protocol
- Was ist ein offener Port?
- RTP - Realtime Transport Protocol
- NetBEUI - NetBIOS/Network Basic Extended User Interface
- NetBIOS - Network Basic Input/Output System
- IPX/SPX - Internetworking Packet Exchange/Sequence Packet Exchange
- AppleTalk
- Bonjour / Zeroconf
- MPLS - Multi-Protocol Label Switching
- Ping - Paket Internet Groper
- Trace Route (traceroute, tracert)
- ipconfig / winipcfg (Windows)
- arp (Windows)
- netstat
- nbtstat
- nslookup
- SNMP - Simple Network Management Protocol
Anwendungen und Dienste
- URI - Uniform Resource Identifiers
- URL - Uniform Resource Locator
- WWW - World Wide Web
- De-Mail
- IM - Instant Messaging
- Usenet / Newsgroups
- Internet-Telefonie
- P2P - Peer-to-Peer
- Cloud Computing
- Namensauflösung
- hosts
- lmhosts
- DNS - Domain Name System
- DNSSEC
- WINS - Windows Internet Name Service
- PNRP - Peer Name Resolution Protocol
- DDNS - DynDNS - Dynamic Domain Name System
- Top-Level-Domain-Datenbank
- HTTP - Hypertext Transfer Protocol
- HTTP Version 2.0
- WebDAV
- HSTS - HTTP Strict Transport Security
- FTP - File Transfer Protocol
- TFTP - Triviale File Transfer Protocol
- SMTP - Simple Mail Transfer Protocol
- POP - Post Office Protocol
- IMAP - Internet Mail Access Protocol
- MIME-Types - Multipurpose Internet Mail Extensions
- NNTP - Network News Transfer Protocol
- Telnet
- NTP - Network Time Protocol
- XMPP - Extensible Messaging and Presence Protocol
- PXE - Preboot Execution Environment
- Verzeichnisdienste (X.500)
- LDAP - Lightweight Directory Access Protocol
- Microsoft Active Directory
- Novell eDirectory
- Storage
- NAS - Network Attached Storage
- Sharepoint-Server
- SAN - Storage Area Network
- Fibre Channel (FC)
- iSCSI - Internet SCSI
- VoIP - Voice over IP
- H.323
- H.323-Systemarchitektur
- H.323-Kommunikation
- SIP - Session Initiation Protocol
- SIP-Systemarchitektur
- SIP-Kommunikation
- SIPS - Session Initiation Protocol Security
- H.323 und SIP im Vergleich
- STUN - Simple Traversal of UDP through NAT
- Audio-Codecs
- ENUM - tElephone NUmber Mapping
- DECT-over-IP
- Voice over WLAN
- FoIP - Fax over IP
- SPIT - Spam-over-Internet-Telephony
- QoS - Quality of Service
- QoS - Quality of Service (Voice over IP)
- RSVP - Resource Reservation Protocol
- Priorisierung und Queuing
- VLAN - Virtual Local Area Network / IEEE 802.1q
- DiffServ - Differentiated Services
- Traffic Shaping
Netzwerk-Sicherheit und IT-Security
- Grundlagen der Netzwerk-Sicherheit
- Sicherheitsrisiken und Sicherheitslücken in der Netzwerktechnik
- Überwachung durch Geheimdienste
- Wie sicher ist ...?
- Sicherheitskonzepte in der Informations- und Netzwerktechnik
- Kryptografie
- Verschlüsselung
- DES - Data Encryption Standard
- AES - Advanced Encryption Standard
- SSL - Secure Socket Layer
- TLS - Transport Layer Security
- HTTPS / HTTP Secure
- PFS - Perfect Forward Secrecy
- SSH - Secure Shell
- DTCP/IP - Digital Transmission Content Protection over IP
- Sichere E-Mail
- S/MIME
- PGP - Pretty Good Privacy (OpenPGP)
- Sichere E-Mail mit PGP (OpenPGP/GnuPG)
- STARTTLS
- Bitmessage
- VPN - Virtual Private Network
- RAS - Remote Access Service
- PPP - Point-to-Point-Protocol
- Tunneling-Protokolle
- PPTP - Point-to-Point Tunneling Protocol
- L2TP - Layer-2-Tunneling-Protocol
- IPsec - Security Architecture for IP
- AH - Authentication Header
- ESP - Encapsulation Security Payload
- L2TP over IPsec
- SSL-VPN
- OpenVPN
- Hamachi
- Layer-2-VPN
- Authentisierung im Netzwerk
- AAA - Authentication Authorization Accounting
- PAP - Password Authentication Protocol
- CHAP - Challenge Handshake Authentication Protocol
- MS-CHAP - Microsoft CHAP
- IEEE 802.1x / RADIUS
- EAP - Extensible Authentication Protocol
Praxis
- Meine IP-Adresse?
- Troubleshooting/Fehlersuche in der Netzwerktechnik
- Analyse von SSL/TLS-Verbindungen
- Kabelkennzeichnung nach DIN 47100
- Kabelmasseinheiten nach AWG
- RJ45-Stecker für Ethernet (Netzwerkkabel)
- Crossover-Kabel für (Gigabit-)Ethernet (RJ45)
- Ermittlung TCP-Ports und -Dienste
- Top-Level-Domain-Datenbank