Command Prompt: Networking Commands

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Description:

The following commands can be ran in the Windows Command Prompt.

To Detect IP Settings:

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   :: Shows basic IP information
   ipconfig

   :: Used most often, shows extended IP information
   ipconfig /all

   :: Releases an IP address if on DHCP
   ipconfig /release

   :: Renews the IP address if on DHCP
   ipconfig /renew

To Disable/Enable A Nic Called “Local Area Connection”:

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   netsh interface set interface name="Local Area Connection" admin=disabled

   :: To Re-Enable
   netsh interface set interface name=""Local Area Connection"" admin=enabled

To Test Connectivity Between 2 Nodes:

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   :: Sends 4 data packets between two nodes.
   ping (IP address or hostname)

To See All Open Files That Are Shared Out:

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   openfile /query

To Close All Open Files:

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   for /f "skip=4 tokens=1" %a in ('net files') do net files %a /close

To Message A User On The Network:

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   msg "(AdministratorAccountName)" /server:(ComputerName) (message, ex: what's up?)
   :: You can also use an IP without the "\\" in front of it. A message that says whats up?" 
   :: Example: 
   msg "administrator" /server:192.168.1.10 whats up?

To fix error Error 5 getting Session Names when opening a MMC console:

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   reg add "HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server" /v "AllowRemoteRPC" /t REG_DWORD /d 1 /f

To Resolve A MAC Address From An IP On Your Subnet:

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   arp -a
   arp -g

To map a network drive:

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   net use g: \\ServerComputerName\share P@$$w0rd123 /user:domain.com\user.name /persistent:yes
  • In this example I mapped a shared drive as the G:\ as a user named “domain.com\user.name” and made it reconnect at logon (persistent)

To Delete Mapped Drives:

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   net use /del (drive letter:)
   :: Deletes all mapped drives
   net use /del *

To Enable RDP:

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   netsh advfirewall firewall add rule name="Open Port 3389" dir=in action=allow protocol=TCP localport=3389
   reg add "hklm\system\currentControlSet\Control\Terminal Server" /v "fDenyTSConnections" /t REG_DWORD /d 0x0 /f
   sc config TermService start= auto
   net start Termservice

To Remove RDP Access:

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   net stop termservice
   sc config termservice start=disabled
   reg add "hklm\system\currentControlSet\Control\Terminal Server" /v "fDenyTSConnections" /t REG_DWORD /d 0x1 /f
   netsh advfirewall firewall delete rule name="Open Port 3389"

To Enable Ping Through Windows Firewall:

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   netsh firewall set icmpsetting 8 enable

To Install the Windows Firewall:

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   :: Usually during a virus cleanup
   Rundll32 setupapi,InstallHinfSection Ndi-Steelhead 132 %windir%\inf\netrass.inf

   :: Restart the computer

   Netsh firewall reset

To Disable the Windows Firewall:

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   netsh advfirewall set currentprofile state off

To allow WinRM and WMI through the Windows Firewall:

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   netsh advfirewall set currentprofile settings remotemanagement enable

To View Local Account Security Settings:

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   :: Show local accounts
   net accounts

   :: Show domain settings
   net accounts /domain

To Change MTU Size:

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   netsh interface ipv4 set subinterface "Local Area Connection" mtu=1458 store=persistent
   netsh interface ipv4 show subinterface

To Reset Winsock:

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   netsh int ip reset C:\resetlog.txt
   netsh winsock reset

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