Module 4 Flashcards
Network
Any devices connected to each other to share information.
Types of network connections
VPN Dialup Wireless Wired WWAN
WWAN
Wireless WAN (Cellular)
List of best practices for maintenance
Scheduled backups Scheduled disk checks Scheduled defragmentation Windows Update --Patch, firmware AV Updates
List popular system tools
System restore
Check Disk
Recovery Image
Defrag
Types of hypervisors
VMWare
Hyper-V
Xen
Virtual Box
Type I Hypervisor
Runs directly on the hardware, and manages the hardware directly.
Type 2 Hypervisor
Runs on top of another operating system, and manages the hardware indirectly by making requests from the OS
Binding Addresses
Assigning an IP to a virtual machine
Hypervisor
Software or firmware that creates and runs virtual machines.
VMM
Virtual Machine Manager
AKA Hypervisor
command line tool: ping
tests your connectivity to the network and the internet.
You can ping 127.0.0.1 loopback IP to confirm that your TCP/IP stack is working up to your network card.
command line tool: tracert
Displays the different paths that the device is using to reach an endpoint.
May not always work if a hop does not respond to pings, which is how tracert works.
command line tool: netstat
Shows network connections (incoming, outgoing) from the device. Help to determine the amount of traffic the machine is producing
command line tool: ipconfig
Displays all the current addressing info. Includes MAC address, DNS servers, and IP address, subnet and gateway of all network interfaces.
command line tool: net
Shows computer that you are networked with your machine. Use this tool to kick someone out of your PC as well.
command line tool: nslookup
Lists DNS information about a domain.
command line tool: nbtstat
Tool to troubleshoot NetBIOS name resolution problems. NetBIOS is a legacy protocol used by older operating systems to locate other end points.
command line tool: bootrec
Interacts with the MBR, boot sector, or Boot Configuraiton Data store. (BCD)
bootrec.exe /fixboot
write a new boot sector
bootrec.exe /fixmbr
Write a new MBR
bootrec.exe /rebuildbcd
Rebuild BCD store
net accounts
set account optiosn (password age, length, etc)
net computer
add and delete computer accounts
net config
see network-related config
net file
close open files
net group OR net localgroup
create delete and change group