Content of Lectures: 1. ISO/OSI vs. TCP/IP; Communication (Vertical & Horizontal); LAN vs. WAN. 2. Physical Layer (1st part): Cabling; Metallic; BNC, UTP, STP, FTP; Categories, Specifications (EIA/TIA); Pairs twisting; Ethernet, Fast Ethernet, Gigabit Ethernet; Connectors, Shielding; What influences the signal quality; Physical Layer Devices; Hub; Sniffing. 3. Physical Layer (2nd part): Optics; Cable structure; Thicknesses; Connectors; Ray of Light, Sources; Spreading of the Light Ray; Optical Fibre types according to ITU-T; Singlemode, Multimode; Distances; Devices; Laser, LED, Optical Fiber Junction; CWDM vs. DWDM, PMD; WLAN; Adavanced capabilities; IEEE 802.11 management, IEEEE 802.15; IEEE 802.16; Possible Configurations; Access Points; SSID, Sniffing. 4. Link Layer (1st part): Protocols; Ethernet, Ethernet II; IEEE 802.3 (MAC); Structure, Patterns; Security; IEEE 802.2 (LLC); Principle; Frame Creation, Media Access; CSMA/CD, CSMA/CA; Infiniband; PoE; L2 Lopopback; WLAN security, Hidden SSID; Encryption; WEP; WPA/WPA2. 5. Link Layer (2nd part): Typical Link Layer Device - Switch; MAC Address Table; VLAN Basics; (A)DSL; DSLAM; Naked ADSL; MLS; MPLS; Carrier Ethernet; Q- inQ; Mac-inMac; WLAN; Security; MAC; Hidden SSID; Cryptography; WEP; WPA/WPA2; 802.1x; Radius Server; Eduroam; Purpose, Principle, Map. 6. Internet Layer (IPv4): IP address; Description; Structure; Header; Conversion Decimal <-> Binary; Basic Routing Principles; Mask, Super-Networks, Sub-Networks, Calculation; n-2, n-3 (gateway) Rule; IP Addresses Distribution among IPSs nd Organizations; IP Ranges for LAN (Internal, Non Routable); NAT; NAPT; IP-MAC bind,Routing Basics. 7. Internet Layer (IPv6): Structure; Header; Entension Headers; IPv4 differences; Address Types; Private Ranges; Types of Communication; DHCPv6, Transition Mechanisms; DNSv6, NAT64, IPSec. 8. Transport Layer - TCP + UDP: Description, Principles; TCP Segment Structure; Ports; Well-know; Applications Examples; Registered, Dynamic; Client Side; Communication Principle; SYN, ACK; Acknowledgment; Delay; Window Size. UDP - Advantages/Disadvantages against TCP; UDP datagram; Header Description; Ports. 9. Application Layer: DHCP; SMTP; POP3 vs. IMAP(4); TELNET vs. SSH; FTP; HTTP(S). 10. DNS: Description, Principle, DNS; DNS Hierarchy; Domain System; Itteration; master, slave; Authoritative vs. Non-Authoritative; Non- Authoritative answer; Domain Length and Name Rules; Localhost, Resolver; Commands (Windows, Linux); Domain Registration; DNSSEC; Reverse DNS; TLD; Ripe.net; Rest of the World (Map).
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