Network Technologies: Fundamentals and Best Practices

DESCRIPTION: 

A network administrator is an IT expert who manages an organization's network. A network administrator is responsible for keeping a company’s computer network running seamlessly and up-to-the-minute. Network administrators play an essential role in any organization’s IT department. They keep everything running smoothly and securely with little to no downtime.

A Network Administrator has many duties and responsibilities specific to their job. These might change based on the needs of their company. 

KNOWLEDGE TO BE GAINED

Key topics include:

• Computer network, structure, types and topologies

• OSI model

• Computer network working principles – channel and packet commutation

• Physical Layer environment - UTP (STP, FTP), Fiber Optical, Wireless

• Ethernet network, CSMA/CD working principles

• Network devices working principles and differences (Network Cards, Repeater, Hub, Switch)

• VLAN technology working principles

• NETBIOS/NETBEUI, IPX/SPX, TCP/IP protocols description and general works and differences

• Digital systems compares (Boolean, octal, decimal and hexadecimal)

• TCP/IP protocol addressing system; (A, B, C, D, E) Classes

• TCP/IP protocol addressing system; Public and Private addresses

• Network Mask, Network and subnetwork creating principals

• Network ID, Network Broadcast definitions in IP networks

• IP Routing; Routers working principals

• IP packet forwarding: within internal network, to outside network

• IP routing table; Dynamic routing protocols (RIP, OSPF, BGP)

• TCP - Transmission Control Protocol, UDP - User Datagram Protocol - Protocols descriptions, differences, working principals

• Port description in TCP/IP networks

• ICMP Protocol: Ping, Traceroute (Tracert: Windows) tools

• DNS – structure and working principals

• DNS – structure and working principals - Dynamic DNS Description

• Nslookup software working principals

• DHCP (Server, Client) system; working principal

• Mainframe/Supercomputer/Cluster/Grid/Cloud systems working principals

• Telnet/SSH/RDP Protocols, Virtual Terminal։ The protocols working principals

• FTP/FTPS/SFTP protocols description, working principals; Proxy Server description, working principals

• SMTP, POP, IMAP protocols working principals

• HTTP – protocols working principals

• Firewall system; working principals, Firewalling by IP address, Domain name, Port and Protocol parameters

• VPN  - description and working principals

• NAT, PAT systems; working principals

Training duration: 32 hours / 16 days (2 months)

Training fee: 99 000 AMD (including VAT )