Virsh net-edit: Difference between revisions

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* [[virsh#Commands|virsh]]
* [[virsh#Commands|virsh]]
* [[KVM_Virtual_Networking_Concepts#The_DNS_and_DHCP_Server|Virtual Network Concepts]]
* [[KVM_Virtual_Networking_Concepts#The_DNS_and_DHCP_Server|Virtual Network Concepts]]
* [[Linux Virtualization Operations|Linux Virtualization Operations]]
* [[Linux_Virtualization_Operations#Virtualization_Host_Network_Operations|Linux Virtualization Operations]]


=Overview=
=Overview=

Revision as of 04:25, 19 April 2018

Internal

Overview

Used to edit the configuration of the specified virtual network.

virsh net-edit <virtual-network-name>

The command brings the specified network configuration in the default editor, allowing it to be edited:

<network>
  <name>default</name>
  <uuid>49a07631-ea20-4741-89ea-b0faa7b42d19</uuid>
  <forward mode='nat'/>
  <bridge name='virbr0' stp='on' delay='0'/>
  <mac address='52:54:00:15:ef:87'/>
  <ip address='192.168.122.1' netmask='255.255.255.0'>
    <dhcp>
      <range start='192.168.122.2' end='192.168.122.254'/>
    </dhcp>
  </ip>
</network>

Configuration changes applied with virsh net-edit modify the following:

Operations

Modify DHCP Range

Execute

virsh net-edit <virtual-network-name>

and modify the following section:

...
<dhcp>
    <range start='192.168.122.2' end='192.168.122.254'/>
</dhcp>
...

Upon save, libvirt will update DNS and DHCP server's (dnsmasq) configuration file /var/lib/libvirt/dnsmasq/default.conf.