ipconfig

ipconfig under Windows 7: You can see the DNS cache entry wikipedia.de , the associated name server and the negative entry wipieda.de

ipconfig is a command line command that is included in Microsoft Windows . It shows the hardware addresses or the IP addresses of the devices used in the local network.

The command ipconfig retrieves the address data of the local IP network. The addresses can also be viewed via the control panel under network settings. The display via the command ipconfighas the advantage that the data is clearly displayed.

use

ipconfigcan provide the following general information via Windows 7 :

• IP address
• Subnet (subnet mask)
• Standard gateway

 Ethernetadapter LAN-Verbindung:
 
 Verbindungsspezifisches DNS-Suffix: t-online.de
 IPv6-Adresse. . . . . . . . . . . : 2001:db8:1:1:2570:79ba:984b:f44b
 Verbindungslokale IPv6-Adresse. . : fe80::2570:79ba:984b:f44b%1
 IP-Adresse. . . . . . . . . . . . : 192.168.168.20
 Subnetzmaske. . . . . . . . . . . : 255.255.255.0
 Standardgateway . . . . . . . . . : fe80::2d0:3ff:fe3c:7d00%1
                                     192.168.168.1

With ipconfig /allyou can get the following information:

• Hostname
• DNS server
• NetBIOS node type
• NetBIOS Scope ID
• IP routing activated
• WINS - Proxy enabled
• NetBIOS resolution through DNS

Information on all network adapters including modems and ISDN cards is provided:

• description
• Physical address ( MAC address )
• DHCP activated
• Subnet mask
• Standard gateway
• DHCP server
• First WINS server
• Second WINS server
• Valid since
• Date of Expiry

Windows-IP-Konfiguration
 
 Hostname. . . . . . . . . . . . . : TESTPC
 Primäres DNS-Suffix . . . . . . . :
 Knotentyp . . . . . . . . . . . . : Hybrid
 IP-Routing aktiviert. . . . . . . : Nein
 WINS-Proxy aktiviert. . . . . . . : Nein
 
Ethernetadapter LAN-Verbindung:
  
 Verbindungsspezifisches DNS-Suffix: t-online.de
 Beschreibung. . . . . . . . . . . : Intel(R) PRO/100
 Physikalische Adresse . . . . . . : 00-0C-B1-2E-D5-E2
 DHCP aktiviert. . . . . . . . . . : Ja
 Autokonfiguration aktiviert . . . : Ja
 IPv6-Adresse. . . . . . . . . . . : 2001:db8:1:1:2570:79ba:984b:f44b(Bevorzugt)
 Verbindungslokale IPv6-Adresse. . : fe80::2570:79ba:984b:f44b%1(Bevorzugt)
 IP-Adresse. . . . . . . . . . . . : 192.168.168.20
 Subnetzmaske. . . . . . . . . . . : 255.255.255.0
 Lease erhalten. . . . . . . . . . : Dienstag, 30. August 2014
 Lease läuft ab. . . . . . . . . . : Dienstag, 30. August 2014
 Standardgateway . . . . . . . . . : fe80::2d0:3ff:fe3c:7d00%1
                                     192.168.168.1
 DHCP-Server . . . . . . . . . . . : 192.168.168.1
 DNS-Server. . . . . . . . . . . . : 192.168.168.1

With ipconfig /releasethe IPv4 address is released for the specified adapter. If no adapter is specified, the IPv4 addresses of all adapters are released.

With ipconfig /renewthe IPv4 addresses for one or for all adapters can be renewed.

ipconfig /flushdns clears the DNS cache

If a 6 is written at the end of the respective command, the command affects the IPv6 addresses.

In addition, ipconfig /?a help with all options and examples can be output.

The netsh tool enables you to back up and restore an existing IP network .

POSIX

On Unix and Unix-like systems, the command ifconfigof similar information.