ubuntu:networking:configuring_virtual_network_interfaces
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| ubuntu:networking:configuring_virtual_network_interfaces [2021/01/07 12:52] – [Create Temporary Virtual Network Interface] peter | ubuntu:networking:configuring_virtual_network_interfaces [2021/01/08 12:01] (current) – removed peter | ||
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| - | ====== Ubuntu - Networking - Configuring virtual network interfaces ====== | ||
| - | |||
| - | More that one IP address can be assigned to a single physical network interface. | ||
| - | |||
| - | ===== Create Temporary Virtual Network Interface ===== | ||
| - | |||
| - | <code bash> | ||
| - | ifconfig eth0:0 192.168.1.123 | ||
| - | </ | ||
| - | |||
| - | <WRAP info> | ||
| - | **NOTE: | ||
| - | |||
| - | The only most important condition for creating the virtual network interface is the physical network interface, as in our case eth0 must exists. | ||
| - | |||
| - | </ | ||
| - | |||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== Check existing interface ===== | ||
| - | |||
| - | <code bash> | ||
| - | ifconfig eth0 | ||
| - | </ | ||
| - | |||
| - | returns: | ||
| - | |||
| - | <code bash> | ||
| - | eth0 Link encap: | ||
| - | inet addr: | ||
| - | Mask: | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== Ping the existing interface ===== | ||
| - | |||
| - | <code bash> | ||
| - | ping 192.168.1.69 | ||
| - | </ | ||
| - | |||
| - | returns: | ||
| - | |||
| - | <code bash> | ||
| - | PING 192.168.1.69 (192.168.1.69) 56(84) bytes of data. | ||
| - | 64 bytes from 192.168.1.69: | ||
| - | 64 bytes from 192.168.1.69: | ||
| - | 64 bytes from 192.168.1.69: | ||
| - | 64 bytes from 192.168.1.69: | ||
| - | 64 bytes from 192.168.1.69: | ||
| - | |||
| - | --- 192.168.1.69 ping statistics --- | ||
| - | 5 packets transmitted, | ||
| - | rtt min/ | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== Configure a new virtual interface based on eth0 ===== | ||
| - | |||
| - | < | ||
| - | ifconfig eth0:0 | ||
| - | </ | ||
| - | |||
| - | returns: | ||
| - | |||
| - | <code bash> | ||
| - | eth0: | ||
| - | UP BROADCAST MULTICAST | ||
| - | Interrupt: | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== Assign an IP Address to the virtual interface ===== | ||
| - | |||
| - | <code bash> | ||
| - | ifconfig eth0:0 192.168.1.123 | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== Check the virtual interface ===== | ||
| - | |||
| - | <code bash> | ||
| - | ifconfig eth0:0 | ||
| - | </ | ||
| - | |||
| - | returns: | ||
| - | |||
| - | <code bash> | ||
| - | eth0: | ||
| - | inet addr: | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== Ping the virtual interface ===== | ||
| - | |||
| - | <code bash> | ||
| - | ping 192.168.1.123 | ||
| - | </ | ||
| - | |||
| - | returns: | ||
| - | |||
| - | <code bash> | ||
| - | PING 192.168.1.123 (192.168.1.123) 56(84) bytes of data. | ||
| - | 64 bytes from 192.168.1.123: | ||
| - | 64 bytes from 192.168.1.123: | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | |||
ubuntu/networking/configuring_virtual_network_interfaces.1610023948.txt.gz · Last modified: 2021/01/07 12:52 by peter