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4.10. nic

The nic resource type groups network interface resources in a Red Hat Virtualization environment. These resources acts as sub-resources for both host and vm resources but are defined differently for each. This section contains two tables with parameters for each.
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Table 4.24. Host network interface parameters
Name Type Description Required User Creatable User Updatable
--network-id|name
 string
A reference to the network, if any, that the interface is attached.
Yes
Yes
Yes
--name
 string
The name of the host network interface, e.g. eth0.
Yes
Yes
Yes
--bonding-slaves-host_nic
 collection
A collection of slave network interfaces that form a bonded interface.
No
Yes
Yes
--bonding-options-option
 collection
A list of options for a bonded interface. Each option contains property name and value attributes.
No
Yes
Yes
--ip-gateway
 string
The IP address for the network's gateway.
No
Yes
Yes
--boot_protocol
 string
The protocol for IP address assignment when the host is booting, such as dhcp or static.
No
Yes
Yes
--mac
 string
The MAC address of the interface.
No
Yes
Yes
--ip-address
 string
The IP address of the interface.
No
Yes
Yes
--ip-netmask
 string
The netmask for the interface's IP address.
No
Yes
Yes
--ip-mtu
int
The maximum transmission unit for the interface.
No
No
Yes
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Table 4.25. Virtual Machine network interface parameters
Name Type Description Required User Creatable User Updatable
--network-id|name
 string
A reference to the network, if any, that the interface is attached.
Yes
Yes
Yes
--name
 string
The name of the interface, e.g. eth0.
Yes
Yes
Yes
--mac-address
 string
The MAC address of the interface.
No
Yes
Yes
--interface
 string
Defines the interface type, such as e1000, virtio, rtl8139 and rtl8139_virtio.
No
Yes
Yes
--port_mirroring-networks-network
 collection
Defines a set of networks to copy (mirror) network data from the network interface.
No
Yes
Yes
The --bonding-slaves-host_nic parameter is a collection that uses the sub-parameters in the following table.
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Table 4.26. --bonding-slaves-host_nic
Name Type Description
host_nic.id|name
string
A reference to another host NIC to bond.
The --bonding-options-option parameter is a collection that uses the sub-parameters in the following table.
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Table 4.27. --bonding-options-option
Name Type Description
option.name
string
The bonding option name.
option.value
string
The bonding option value.
type
string
The bonding option type.
The --port_mirroring-networks-network parameter is a collection that uses the sub-parameters in the following table.
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Table 4.28. --port_mirroring-networks-network
Name Type Description
network.id
string
A reference to the network to mirror.
The following table lists additional NIC options for resource-based commands.
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Table 4.29. Additional command options
Option Description
--host-identifier Adds the NIC to a host as a sub-resource.
--vm-identifier Adds the NIC to a vm as a sub-resource.

Example 4.25. Creating a new network interface on a virtual machine

[RHEVM shell (connected)]# add nic --vm-identifier MyVM1 --name eth0 --network-name MyNetwork
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Example 4.26. Updating a network interface on a virtual machine

[RHEVM shell (connected)]# update nic eth0 --vm-identifier MyVM1 --ip-address 10.5.68.123
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Example 4.27. Deleting a network interface on a virtual machine

[RHEVM shell (connected)]# remove nic eth0 --vm-identifier MyVM1
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Example 4.28. Configuring network bonding on a host

[RHEVM shell (connected)]# add nic --host-identifier MyHost1 --name bond1 --network-name MyNetwork --bonding-slaves-host_nic host_nic.name=eth0 --bonding-slaves-host_nic host_nic.name=eth1
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Example 4.29. Assigning a logical network to a host network interface

[RHEVM shell (connected)]# action nic eth0 attach --host-identifier MyHost1 --network-name MyNetwork
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The following table lists actions for a host NIC resource.
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Table 4.30. Host NIC actions
Action Description
attach Attach a NIC to a host.
detach Detach a NIC from a host.
The following table lists actions for a virtual machine NIC resource.
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Table 4.31. Virtual machine NIC actions
Action Description
activate Activate a NIC on a virtual machine.
deactivate Deactivate a NIC on a virtual machine.
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