Add a new default gateway.

Add a new route table entry.

Add a slave to a bridge device.

Create the actual bridge device.

Delete the actual bridge device.

Detach a slave from a bridge device.

Rename a particular interface to a different name !!! Note that you can't rename an active interface.

Add a new VETH pair link on the host This is identical to running: ip link add name $name type veth peer name $peername.

Returns an array of IPNet for all the currently routed subnets on ipv4 This is similar to the first column of "ip route" output.

Add a new network link of a specified type.

Add an Ip address to an interface.

Add a new VLAN interface with masterDev as its upper device This is identical to running: ip link add name $name link $masterdev type vlan id $id.

Delete a network link.

Delete an IP address from an interface.

Bring down a particular network interface.

Bring up a particular network interface.

Set link layer address ie.

Add an interface to bridge.

Set link Maximum Transmission Unit This is identical to running: ip link set dev $name mtu $MTU bridge is a bitch here https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=292088 https://bugzilla.redhat.com/show_bug.cgi?id=697021 There is a discussion about how to deal with ifcs joining bridge with MTU > 1500 Regular network nterfaces do seem to work though!.

Remove an interface from the bridge This is is identical to to running: ip link $name set nomaster.

Move a particular network interface to a particular mounted network namespace specified by file descriptor.

Move a particular network interface to a particular network namespace specified by PID.

Set link queue length This is identical to running: ip link set dev $name txqueuelen $QLEN.

An IfAddr defines IP network settings for a given network interface.

MacVlan link has LowerDev, UpperDev and operates in Mode mode This simplifies the code when creating MacVlan or MacVtap interface.

A Route is a subnet associated with the interface to reach it.