Network Configuration Borislav Varadinov Telerik Software Academy academy.telerik.com System Administrator

 Network and Sharing Center   Configuring Network Adapters   Static Configuration  Alternate Configuration   Static routes  Windows Firewall 2

Network Settings

 Open Control Panel  Network and Internet  Network and Sharing Center 4

Configuring Network Adapters  Open Network and Sharing Center  Change Adapter Settings  Wired  Wireless 5  You can use the following shortcut – ncpa.cpl

Static Configuration   Static Configuration   IPV4   IP Address   Netmask   DNS   IPV6   IP Address   Netmask   DNS 6

Dynamic configuration (DHCP)   Why dynamic configuration?   Manual vs. Dynamic   IPV4   IPV6   Options 7 DHCP Server DHCP Client

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APIPA - Automatic Private IP Addressing IPv4   Clients can automatically self-configure IP addresses when DHCP servers are non- functional   Private range to   Meant for non-routed small environments, usually less than 10 devices. 9

Routing Table

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Static routes and Persistent Routes 12

Network Locations and Firewall

 When you connect your computer for first time to a network, you have to specify a network location  There are three network location types  Private networks  Public networks  Domain networks 14

15 DestinationAddress: [ E D] SourceAddress: [B4-B5-2F D6] SourceAddress: DestinationAddress: SrcPort=80 DstPort=61709 Encrypt/Compress/... Hi, How are you?

 There are two main firewall types  Network perimeter firewall  Host-based firewall 16

 Mitigate some of the risks associated with unauthorized and potentially malicious access to host  Stateful host-based firewall  Blocks incoming connections  Blocks outgoing connections  IPsec connection security rules 17

Troubleshooting network configuration

Basic troubleshooting   Ipconfig   Ping   Tracert   Pathping   nslookup 19

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