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Appendix C. Network Interface Parameters

The following tables define the Heat template parameters for network interface types.

C.1. Interface Options

Option

Default

Description

name

 

Name of the Interface

use_dhcp

False

Use DHCP to get an IP address

use_dhcpv6

False

Use DHCP to get a v6 IP address

addresses

 

A sequence of IP addresses assigned to the interface

routes

 

A sequence of routes assigned to the interface

mtu

1500

The maximum transmission unit (MTU) of the connection

primary

False

Defines the interface as the primary interface

defroute

True

Use this interface as the default route

persist_mapping

False

Write the device alias configuration instead of the system names

dhclient_args

None

Arguments to pass to the DHCP client

dns_servers

None

List of DNS servers to use for the interface

C.2. VLAN Options

Option

Default

Description

vlan_id

 

The VLAN ID

device

 

The VLAN’s parent device to attach the VLAN. For example, use this parameter to attach the VLAN to a bonded interface device.

use_dhcp

False

Use DHCP to get an IP address

use_dhcpv6

False

Use DHCP to get a v6 IP address

addresses

 

A sequence of IP addresses assigned to the VLAN

routes

 

A sequence of routes assigned to the VLAN

mtu

1500

The maximum transmission unit (MTU) of the connection

primary

False

Defines the VLAN as the primary interface

defroute

True

Use this interface as the default route

persist_mapping

False

Write the device alias configuration instead of the system names

dhclient_args

None

Arguments to pass to the DHCP client

dns_servers

None

List of DNS servers to use for the VLAN

C.3. OVS Bond Options

Option

Default

Description

name

 

Name of the bond

use_dhcp

False

Use DHCP to get an IP address

use_dhcpv6

False

Use DHCP to get a v6 IP address

addresses

 

A sequence of IP addresses assigned to the bond

routes

 

A sequence of routes assigned to the bond

mtu

1500

The maximum transmission unit (MTU) of the connection

primary

False

Defines the interface as the primary interface

members

 

A sequence of interface objects to use in the bond

ovs_options

 

A set of options to pass to OVS when creating the bond

ovs_extra

 

A set of options to to set as the OVS_EXTRA parameter in the bond’s network configuration file

defroute

True

Use this interface as the default route

persist_mapping

False

Write the device alias configuration instead of the system names

dhclient_args

None

Arguments to pass to the DHCP client

dns_servers

None

List of DNS servers to use for the bond

C.4. OVS Bridge Options

Option

Default

Description

name

 

Name of the bridge

use_dhcp

False

Use DHCP to get an IP address

use_dhcpv6

False

Use DHCP to get a v6 IP address

addresses

 

A sequence of IP addresses assigned to the bridge

routes

 

A sequence of routes assigned to the bridge

mtu

1500

The maximum transmission unit (MTU) of the connection

members

 

A sequence of interface, VLAN, and bond objects to use in the bridge

ovs_options

 

A set of options to pass to OVS when creating the bridge

ovs_extra

 

A set of options to to set as the OVS_EXTRA parameter in the bridge’s  network configuration file

defroute

True

Use this interface as the default route

persist_mapping

False

Write the device alias configuration instead of the system names

dhclient_args

None

Arguments to pass to the DHCP client

dns_servers

None

List of DNS servers to use for the bridge

C.5. Linux Bond Options

Option

Default

Description

name

 

Name of the bond

use_dhcp

False

Use DHCP to get an IP address

use_dhcpv6

False

Use DHCP to get a v6 IP address

addresses

 

A sequence of IP addresses assigned to the bond

routes

 

A sequence of routes assigned to the bond

mtu

1500

The maximum transmission unit (MTU) of the connection

primary

False

Defines the interface as the primary interface

members

 

A sequence of interface objects to use in the bond

bonding_options

 

A set of options when creating the bond. For more information on Linux bonding options, see 4.5.1. Bonding Module Directives in the Red Hat Enterprise Linux 7 Networking Guide.

defroute

True

Use this interface as the default route

persist_mapping

False

Write the device alias configuration instead of the system names

dhclient_args

None

Arguments to pass to the DHCP client

dns_servers

None

List of DNS servers to use for the bond

C.6. Linux Bridge Options

Option

Default

Description

name

 

Name of the bridge

use_dhcp

False

Use DHCP to get an IP address

use_dhcpv6

False

Use DHCP to get a v6 IP address

addresses

 

A sequence of IP addresses assigned to the bridge

routes

 

A sequence of routes assigned to the bridge

mtu

1500

The maximum transmission unit (MTU) of the connection

members

 

A sequence of interface, VLAN, and bond objects to use in the bridge

defroute

True

Use this interface as the default route

persist_mapping

False

Write the device alias configuration instead of the system names

dhclient_args

None

Arguments to pass to the DHCP client

dns_servers

None

List of DNS servers to use for the bridge