| # SPDX-License-Identifier: GPL-2.0-only | |
| # | |
| # Network device configuration | |
| # | |
| menuconfig NETDEVICES | |
| default y if UML | |
| depends on NET | |
| bool "Network device support" | |
| ---help--- | |
| You can say N here if you don't intend to connect your Linux box to | |
| any other computer at all. | |
| You'll have to say Y if your computer contains a network card that | |
| you want to use under Linux. If you are going to run SLIP or PPP over | |
| telephone line or null modem cable you need say Y here. Connecting | |
| two machines with parallel ports using PLIP needs this, as well as | |
| AX.25/KISS for sending Internet traffic over amateur radio links. | |
| See also "The Linux Network Administrator's Guide" by Olaf Kirch and | |
| Terry Dawson. Available at <http://www.tldp.org/guides.html>. | |
| If unsure, say Y. | |
| # All the following symbols are dependent on NETDEVICES - do not repeat | |
| # that for each of the symbols. | |
| if NETDEVICES | |
| config MII | |
| tristate | |
| config NET_CORE | |
| default y | |
| bool "Network core driver support" | |
| ---help--- | |
| You can say N here if you do not intend to use any of the | |
| networking core drivers (i.e. VLAN, bridging, bonding, etc.) | |
| if NET_CORE | |
| config BONDING | |
| tristate "Bonding driver support" | |
| depends on INET | |
| depends on IPV6 || IPV6=n | |
| ---help--- | |
| Say 'Y' or 'M' if you wish to be able to 'bond' multiple Ethernet | |
| Channels together. This is called 'Etherchannel' by Cisco, | |
| 'Trunking' by Sun, 802.3ad by the IEEE, and 'Bonding' in Linux. | |
| The driver supports multiple bonding modes to allow for both high | |
| performance and high availability operation. | |
| Refer to <file:Documentation/networking/bonding.txt> for more | |
| information. | |
| To compile this driver as a module, choose M here: the module | |
| will be called bonding. | |
| config DUMMY | |
| tristate "Dummy net driver support" | |
| ---help--- | |
| This is essentially a bit-bucket device (i.e. traffic you send to | |
| this device is consigned into oblivion) with a configurable IP | |
| address. It is most commonly used in order to make your currently | |
| inactive SLIP address seem like a real address for local programs. | |
| If you use SLIP or PPP, you might want to say Y here. It won't | |
| enlarge your kernel. What a deal. Read about it in the Network | |
| Administrator's Guide, available from | |
| <http://www.tldp.org/docs.html#guide>. | |
| To compile this driver as a module, choose M here: the module | |
| will be called dummy. | |
| config EQUALIZER | |
| tristate "EQL (serial line load balancing) support" | |
| ---help--- | |
| If you have two serial connections to some other computer (this | |
| usually requires two modems and two telephone lines) and you use | |
| SLIP (the protocol for sending Internet traffic over telephone | |
| lines) or PPP (a better SLIP) on them, you can make them behave like | |
| one double speed connection using this driver. Naturally, this has | |
| to be supported at the other end as well, either with a similar EQL | |
| Linux driver or with a Livingston Portmaster 2e. | |
| Say Y if you want this and read | |
| <file:Documentation/networking/eql.txt>. You may also want to read | |
| section 6.2 of the NET-3-HOWTO, available from | |
| <http://www.tldp.org/docs.html#howto>. | |
| To compile this driver as a module, choose M here: the module | |
| will be called eql. If unsure, say N. | |
| config NET_FC | |
| bool "Fibre Channel driver support" | |
| depends on SCSI && PCI | |
| help | |
| Fibre Channel is a high speed serial protocol mainly used to connect | |
| large storage devices to the computer; it is compatible with and | |
| intended to replace SCSI. | |
| If you intend to use Fibre Channel, you need to have a Fibre channel | |
| adaptor card in your computer; say Y here and to the driver for your | |
| adaptor below. You also should have said Y to "SCSI support" and | |
| "SCSI generic support". | |
| config IFB | |
| tristate "Intermediate Functional Block support" | |
| depends on NET_CLS_ACT | |
| ---help--- | |
| This is an intermediate driver that allows sharing of | |
| resources. | |
| To compile this driver as a module, choose M here: the module | |
| will be called ifb. If you want to use more than one ifb | |
| device at a time, you need to compile this driver as a module. | |
| Instead of 'ifb', the devices will then be called 'ifb0', | |
| 'ifb1' etc. | |
| Look at the iproute2 documentation directory for usage etc | |
| source "drivers/net/team/Kconfig" | |
| config MACVLAN | |
| tristate "MAC-VLAN support" | |
| ---help--- | |
| This allows one to create virtual interfaces that map packets to | |
| or from specific MAC addresses to a particular interface. | |
| Macvlan devices can be added using the "ip" command from the | |
| iproute2 package starting with the iproute2-2.6.23 release: | |
| "ip link add link <real dev> [ address MAC ] [ NAME ] type macvlan" | |
| To compile this driver as a module, choose M here: the module | |
| will be called macvlan. | |
| config MACVTAP | |
| tristate "MAC-VLAN based tap driver" | |
| depends on MACVLAN | |
| depends on INET | |
| select TAP | |
| help | |
| This adds a specialized tap character device driver that is based | |
| on the MAC-VLAN network interface, called macvtap. A macvtap device | |
| can be added in the same way as a macvlan device, using 'type | |
| macvtap', and then be accessed through the tap user space interface. | |
| To compile this driver as a module, choose M here: the module | |
| will be called macvtap. | |
| config IPVLAN_L3S | |
| depends on NETFILTER | |
| depends on IPVLAN | |
| def_bool y | |
| select NET_L3_MASTER_DEV | |
| config IPVLAN | |
| tristate "IP-VLAN support" | |
| depends on INET | |
| depends on IPV6 || !IPV6 | |
| ---help--- | |
| This allows one to create virtual devices off of a main interface | |
| and packets will be delivered based on the dest L3 (IPv6/IPv4 addr) | |
| on packets. All interfaces (including the main interface) share L2 | |
| making it transparent to the connected L2 switch. | |
| Ipvlan devices can be added using the "ip" command from the | |
| iproute2 package starting with the iproute2-3.19 release: | |
| "ip link add link <main-dev> [ NAME ] type ipvlan" | |
| To compile this driver as a module, choose M here: the module | |
| will be called ipvlan. | |
| config IPVTAP | |
| tristate "IP-VLAN based tap driver" | |
| depends on IPVLAN | |
| depends on INET | |
| select TAP | |
| ---help--- | |
| This adds a specialized tap character device driver that is based | |
| on the IP-VLAN network interface, called ipvtap. An ipvtap device | |
| can be added in the same way as a ipvlan device, using 'type | |
| ipvtap', and then be accessed through the tap user space interface. | |
| To compile this driver as a module, choose M here: the module | |
| will be called ipvtap. | |
| config VXLAN | |
| tristate "Virtual eXtensible Local Area Network (VXLAN)" | |
| depends on INET | |
| select NET_UDP_TUNNEL | |
| select GRO_CELLS | |
| ---help--- | |
| This allows one to create vxlan virtual interfaces that provide | |
| Layer 2 Networks over Layer 3 Networks. VXLAN is often used | |
| to tunnel virtual network infrastructure in virtualized environments. | |
| For more information see: | |
| http://tools.ietf.org/html/draft-mahalingam-dutt-dcops-vxlan-02 | |
| To compile this driver as a module, choose M here: the module | |
| will be called vxlan. | |
| config GENEVE | |
| tristate "Generic Network Virtualization Encapsulation" | |
| depends on INET | |
| depends on IPV6 || !IPV6 | |
| select NET_UDP_TUNNEL | |
| select GRO_CELLS | |
| ---help--- | |
| This allows one to create geneve virtual interfaces that provide | |
| Layer 2 Networks over Layer 3 Networks. GENEVE is often used | |
| to tunnel virtual network infrastructure in virtualized environments. | |
| For more information see: | |
| http://tools.ietf.org/html/draft-gross-geneve-02 | |
| To compile this driver as a module, choose M here: the module | |
| will be called geneve. | |
| config GTP | |
| tristate "GPRS Tunneling Protocol datapath (GTP-U)" | |
| depends on INET | |
| select NET_UDP_TUNNEL | |
| ---help--- | |
| This allows one to create gtp virtual interfaces that provide | |
| the GPRS Tunneling Protocol datapath (GTP-U). This tunneling protocol | |
| is used to prevent subscribers from accessing mobile carrier core | |
| network infrastructure. This driver requires a userspace software that | |
| implements the signaling protocol (GTP-C) to update its PDP context | |
| base, such as OpenGGSN <http://git.osmocom.org/openggsn/). This | |
| tunneling protocol is implemented according to the GSM TS 09.60 and | |
| 3GPP TS 29.060 standards. | |
| To compile this drivers as a module, choose M here: the module | |
| wil be called gtp. | |
| config MACSEC | |
| tristate "IEEE 802.1AE MAC-level encryption (MACsec)" | |
| select CRYPTO | |
| select CRYPTO_AES | |
| select CRYPTO_GCM | |
| select GRO_CELLS | |
| ---help--- | |
| MACsec is an encryption standard for Ethernet. | |
| config NETCONSOLE | |
| tristate "Network console logging support" | |
| ---help--- | |
| If you want to log kernel messages over the network, enable this. | |
| See <file:Documentation/networking/netconsole.txt> for details. | |
| config NETCONSOLE_DYNAMIC | |
| bool "Dynamic reconfiguration of logging targets" | |
| depends on NETCONSOLE && SYSFS && CONFIGFS_FS && \ | |
| !(NETCONSOLE=y && CONFIGFS_FS=m) | |
| help | |
| This option enables the ability to dynamically reconfigure target | |
| parameters (interface, IP addresses, port numbers, MAC addresses) | |
| at runtime through a userspace interface exported using configfs. | |
| See <file:Documentation/networking/netconsole.txt> for details. | |
| config NETPOLL | |
| def_bool NETCONSOLE | |
| select SRCU | |
| config NET_POLL_CONTROLLER | |
| def_bool NETPOLL | |
| config NTB_NETDEV | |
| tristate "Virtual Ethernet over NTB Transport" | |
| depends on NTB_TRANSPORT | |
| config RIONET | |
| tristate "RapidIO Ethernet over messaging driver support" | |
| depends on RAPIDIO | |
| config RIONET_TX_SIZE | |
| int "Number of outbound queue entries" | |
| depends on RIONET | |
| default "128" | |
| config RIONET_RX_SIZE | |
| int "Number of inbound queue entries" | |
| depends on RIONET | |
| default "128" | |
| config TUN | |
| tristate "Universal TUN/TAP device driver support" | |
| depends on INET | |
| select CRC32 | |
| ---help--- | |
| TUN/TAP provides packet reception and transmission for user space | |
| programs. It can be viewed as a simple Point-to-Point or Ethernet | |
| device, which instead of receiving packets from a physical media, | |
| receives them from user space program and instead of sending packets | |
| via physical media writes them to the user space program. | |
| When a program opens /dev/net/tun, driver creates and registers | |
| corresponding net device tunX or tapX. After a program closed above | |
| devices, driver will automatically delete tunXX or tapXX device and | |
| all routes corresponding to it. | |
| Please read <file:Documentation/networking/tuntap.txt> for more | |
| information. | |
| To compile this driver as a module, choose M here: the module | |
| will be called tun. | |
| If you don't know what to use this for, you don't need it. | |
| config TAP | |
| tristate | |
| ---help--- | |
| This option is selected by any driver implementing tap user space | |
| interface for a virtual interface to re-use core tap functionality. | |
| config TUN_VNET_CROSS_LE | |
| bool "Support for cross-endian vnet headers on little-endian kernels" | |
| default n | |
| ---help--- | |
| This option allows TUN/TAP and MACVTAP device drivers in a | |
| little-endian kernel to parse vnet headers that come from a | |
| big-endian legacy virtio device. | |
| Userspace programs can control the feature using the TUNSETVNETBE | |
| and TUNGETVNETBE ioctls. | |
| Unless you have a little-endian system hosting a big-endian virtual | |
| machine with a legacy virtio NIC, you should say N. | |
| config VETH | |
| tristate "Virtual ethernet pair device" | |
| ---help--- | |
| This device is a local ethernet tunnel. Devices are created in pairs. | |
| When one end receives the packet it appears on its pair and vice | |
| versa. | |
| config VIRTIO_NET | |
| tristate "Virtio network driver" | |
| depends on VIRTIO | |
| select NET_FAILOVER | |
| ---help--- | |
| This is the virtual network driver for virtio. It can be used with | |
| QEMU based VMMs (like KVM or Xen). Say Y or M. | |
| config NLMON | |
| tristate "Virtual netlink monitoring device" | |
| ---help--- | |
| This option enables a monitoring net device for netlink skbs. The | |
| purpose of this is to analyze netlink messages with packet sockets. | |
| Thus applications like tcpdump will be able to see local netlink | |
| messages if they tap into the netlink device, record pcaps for further | |
| diagnostics, etc. This is mostly intended for developers or support | |
| to debug netlink issues. If unsure, say N. | |
| config NET_VRF | |
| tristate "Virtual Routing and Forwarding (Lite)" | |
| depends on IP_MULTIPLE_TABLES | |
| depends on NET_L3_MASTER_DEV | |
| depends on IPV6 || IPV6=n | |
| depends on IPV6_MULTIPLE_TABLES || IPV6=n | |
| ---help--- | |
| This option enables the support for mapping interfaces into VRF's. The | |
| support enables VRF devices. | |
| config VSOCKMON | |
| tristate "Virtual vsock monitoring device" | |
| depends on VHOST_VSOCK | |
| ---help--- | |
| This option enables a monitoring net device for vsock sockets. It is | |
| mostly intended for developers or support to debug vsock issues. If | |
| unsure, say N. | |
| endif # NET_CORE | |
| config SUNGEM_PHY | |
| tristate | |
| source "drivers/net/arcnet/Kconfig" | |
| source "drivers/atm/Kconfig" | |
| source "drivers/net/caif/Kconfig" | |
| source "drivers/net/dsa/Kconfig" | |
| source "drivers/net/ethernet/Kconfig" | |
| source "drivers/net/fddi/Kconfig" | |
| source "drivers/net/hippi/Kconfig" | |
| config NET_SB1000 | |
| tristate "General Instruments Surfboard 1000" | |
| depends on PNP | |
| ---help--- | |
| This is a driver for the General Instrument (also known as | |
| NextLevel) SURFboard 1000 internal | |
| cable modem. This is an ISA card which is used by a number of cable | |
| TV companies to provide cable modem access. It's a one-way | |
| downstream-only cable modem, meaning that your upstream net link is | |
| provided by your regular phone modem. | |
| At present this driver only compiles as a module, so say M here if | |
| you have this card. The module will be called sb1000. Then read | |
| <file:Documentation/networking/device_drivers/sb1000.txt> for | |
| information on how to use this module, as it needs special ppp | |
| scripts for establishing a connection. Further documentation | |
| and the necessary scripts can be found at: | |
| <http://www.jacksonville.net/~fventuri/> | |
| <http://home.adelphia.net/~siglercm/sb1000.html> | |
| <http://linuxpower.cx/~cable/> | |
| If you don't have this card, of course say N. | |
| source "drivers/net/phy/Kconfig" | |
| source "drivers/net/plip/Kconfig" | |
| source "drivers/net/ppp/Kconfig" | |
| source "drivers/net/slip/Kconfig" | |
| source "drivers/s390/net/Kconfig" | |
| source "drivers/net/usb/Kconfig" | |
| source "drivers/net/wireless/Kconfig" | |
| source "drivers/net/wimax/Kconfig" | |
| source "drivers/net/wan/Kconfig" | |
| source "drivers/net/ieee802154/Kconfig" | |
| config XEN_NETDEV_FRONTEND | |
| tristate "Xen network device frontend driver" | |
| depends on XEN | |
| select XEN_XENBUS_FRONTEND | |
| default y | |
| help | |
| This driver provides support for Xen paravirtual network | |
| devices exported by a Xen network driver domain (often | |
| domain 0). | |
| The corresponding Linux backend driver is enabled by the | |
| CONFIG_XEN_NETDEV_BACKEND option. | |
| If you are compiling a kernel for use as Xen guest, you | |
| should say Y here. To compile this driver as a module, chose | |
| M here: the module will be called xen-netfront. | |
| config XEN_NETDEV_BACKEND | |
| tristate "Xen backend network device" | |
| depends on XEN_BACKEND | |
| help | |
| This driver allows the kernel to act as a Xen network driver | |
| domain which exports paravirtual network devices to other | |
| Xen domains. These devices can be accessed by any operating | |
| system that implements a compatible front end. | |
| The corresponding Linux frontend driver is enabled by the | |
| CONFIG_XEN_NETDEV_FRONTEND configuration option. | |
| The backend driver presents a standard network device | |
| endpoint for each paravirtual network device to the driver | |
| domain network stack. These can then be bridged or routed | |
| etc in order to provide full network connectivity. | |
| If you are compiling a kernel to run in a Xen network driver | |
| domain (often this is domain 0) you should say Y here. To | |
| compile this driver as a module, chose M here: the module | |
| will be called xen-netback. | |
| config VMXNET3 | |
| tristate "VMware VMXNET3 ethernet driver" | |
| depends on PCI && INET | |
| depends on !(PAGE_SIZE_64KB || ARM64_64K_PAGES || \ | |
| IA64_PAGE_SIZE_64KB || MICROBLAZE_64K_PAGES || \ | |
| PARISC_PAGE_SIZE_64KB || PPC_64K_PAGES) | |
| help | |
| This driver supports VMware's vmxnet3 virtual ethernet NIC. | |
| To compile this driver as a module, choose M here: the | |
| module will be called vmxnet3. | |
| config FUJITSU_ES | |
| tristate "FUJITSU Extended Socket Network Device driver" | |
| depends on ACPI | |
| help | |
| This driver provides support for Extended Socket network device | |
| on Extended Partitioning of FUJITSU PRIMEQUEST 2000 E2 series. | |
| config THUNDERBOLT_NET | |
| tristate "Networking over Thunderbolt cable" | |
| depends on THUNDERBOLT && INET | |
| help | |
| Select this if you want to create network between two | |
| computers over a Thunderbolt cable. The driver supports Apple | |
| ThunderboltIP protocol and allows communication with any host | |
| supporting the same protocol including Windows and macOS. | |
| To compile this driver a module, choose M here. The module will be | |
| called thunderbolt-net. | |
| source "drivers/net/hyperv/Kconfig" | |
| config NETDEVSIM | |
| tristate "Simulated networking device" | |
| depends on DEBUG_FS | |
| select NET_DEVLINK | |
| help | |
| This driver is a developer testing tool and software model that can | |
| be used to test various control path networking APIs, especially | |
| HW-offload related. | |
| To compile this driver as a module, choose M here: the module | |
| will be called netdevsim. | |
| config NET_FAILOVER | |
| tristate "Failover driver" | |
| select FAILOVER | |
| help | |
| This provides an automated failover mechanism via APIs to create | |
| and destroy a failover master netdev and manages a primary and | |
| standby slave netdevs that get registered via the generic failover | |
| infrastructure. This can be used by paravirtual drivers to enable | |
| an alternate low latency datapath. It also enables live migration of | |
| a VM with direct attached VF by failing over to the paravirtual | |
| datapath when the VF is unplugged. | |
| endif # NETDEVICES |