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hackacad/docs/chapters/subcommands/network.rst
2025-04-20 11:19:18 -05:00

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network
=======
Add or remove interfaces to existing jails.
You can only add an interface once to a jail, with two exceptions.
1. For classic jails, you can add an interface as many times as you want, but
each time with a different IP. All this does is add the IP as another alias
on that interface.
2. For VNET jails, if the ``-v|--vlan`` switch is given along with a numerical
VLAN ID, Bastille will add the VLAN ID to the jail as a vnetX.X interface,
depending on which interface is specified.
Bridges and VNET interfaces can be added to VNET jails, no matter if they were
created with ``-V`` or ``-B``.
It is possible to passthrough an entire interface from the host to the jail
using the ``-P|--passthrough`` option. This will make the interface fully
available without the need for additional configuration. It will be available
inside the jail just like it would be on the host. Adding an interface using
this method will render it only available inside the jail. It will not be
present on the host until the jail is stopped.
When cloning a jail that has a ``-P|--passthrough`` interface, you will have
warnings when running both jails at the same time. The first jail to start will
be assigned the interface, and since it will no longer be available to the host,
it will not be possible to add it to the second jail. To solve this, you must
manually remove the interface from the jail.conf file, or running ``bastille
network TARGET remove INTERFACE`` while both jails are stopped.
.. code-block:: shell
ishmael ~ # bastille network help
Usage: bastille network [option(s)] TARGET [remove|add] INTERFACE [IP_ADDRESS]
Options:
-a | --auto Start/stop the jail(s) if required.
-B | --bridge Add a bridged VNET interface to an existing jail.
-C | --classic Add an interface to a classic (non-VNET) jail.
-M | --static-mac Generate a static MAC address for the interface.
-n | --no-ip Create interface without an IP (VNET only).
-P | --passthrough Pass the entire interface through to the jail.
-V | --vnet Add a VNET interface to an existing jail.
-v | --vlan VLANID Add interface with specified VLAN ID (VNET only).
-x | --debug Enable debug mode.