diff options
Diffstat (limited to 'drivers/net/ppp/Kconfig')
| -rw-r--r-- | drivers/net/ppp/Kconfig | 65 |
1 files changed, 49 insertions, 16 deletions
diff --git a/drivers/net/ppp/Kconfig b/drivers/net/ppp/Kconfig index 1373c6d7278d..a1806b4b84be 100644 --- a/drivers/net/ppp/Kconfig +++ b/drivers/net/ppp/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # PPP network device configuration # @@ -5,7 +6,7 @@ config PPP tristate "PPP (point-to-point protocol) support" select SLHC - ---help--- + help PPP (Point to Point Protocol) is a newer and better SLIP. It serves the same purpose: sending Internet traffic over telephone (and other serial) lines. Ask your access provider if they support it, because @@ -37,7 +38,7 @@ if PPP config PPP_BSDCOMP tristate "PPP BSD-Compress compression" depends on PPP - ---help--- + help Support for the BSD-Compress compression method for PPP, which uses the LZW compression method to compress each PPP packet before it is sent over the wire. The machine at the other end of the PPP link @@ -58,7 +59,7 @@ config PPP_DEFLATE depends on PPP select ZLIB_INFLATE select ZLIB_DEFLATE - ---help--- + help Support for the Deflate compression method for PPP, which uses the Deflate algorithm (the same algorithm that gzip uses) to compress each PPP packet before it is sent over the wire. The machine at the @@ -71,7 +72,7 @@ config PPP_DEFLATE config PPP_FILTER bool "PPP filtering" depends on PPP - ---help--- + help Say Y here if you want to be able to filter the packets passing over PPP interfaces. This allows you to control which packets count as activity (i.e. which packets will reset the idle timer or bring up @@ -84,11 +85,9 @@ config PPP_FILTER config PPP_MPPE tristate "PPP MPPE compression (encryption)" depends on PPP - select CRYPTO - select CRYPTO_SHA1 - select CRYPTO_ARC4 - select CRYPTO_ECB - ---help--- + select CRYPTO_LIB_ARC4 + select CRYPTO_LIB_SHA1 + help Support for the MPPE Encryption protocol, as employed by the Microsoft Point-to-Point Tunneling Protocol. @@ -98,7 +97,7 @@ config PPP_MPPE config PPP_MULTILINK bool "PPP multilink support" depends on PPP - ---help--- + help PPP multilink is a protocol (defined in RFC 1990) which allows you to combine several (logical or physical) lines into one logical PPP connection, so that you can utilize your full bandwidth. @@ -111,7 +110,7 @@ config PPP_MULTILINK config PPPOATM tristate "PPP over ATM" depends on ATM && PPP - ---help--- + help Support PPP (Point to Point Protocol) encapsulated in ATM frames. This implementation does not yet comply with section 8 of RFC2364, which can lead to bad results if the ATM peer loses state and @@ -120,7 +119,7 @@ config PPPOATM config PPPOE tristate "PPP over Ethernet" depends on PPP - ---help--- + help Support for PPP over Ethernet. This driver requires the latest version of pppd from the CVS @@ -129,10 +128,44 @@ config PPPOE which contains instruction on how to use this driver (under the heading "Kernel mode PPPoE"). +choice + prompt "Number of PPPoE hash bits" + default PPPOE_HASH_BITS_4 + depends on PPPOE + help + Select the number of bits used for hashing PPPoE interfaces. + + Larger sizes reduces the risk of hash collisions at the cost + of slightly increased memory usage. + + This hash table is on a per outer ethernet interface. + +config PPPOE_HASH_BITS_1 + bool "1 bit (2 buckets)" + +config PPPOE_HASH_BITS_2 + bool "2 bits (4 buckets)" + +config PPPOE_HASH_BITS_4 + bool "4 bits (16 buckets)" + +config PPPOE_HASH_BITS_8 + bool "8 bits (256 buckets)" + +endchoice + +config PPPOE_HASH_BITS + int + default 1 if PPPOE_HASH_BITS_1 + default 2 if PPPOE_HASH_BITS_2 + default 4 if PPPOE_HASH_BITS_4 + default 8 if PPPOE_HASH_BITS_8 + default 4 + config PPTP tristate "PPP over IPv4 (PPTP)" depends on PPP && NET_IPGRE_DEMUX - ---help--- + help Support for PPP over IPv4.(Point-to-Point Tunneling Protocol) This driver requires pppd plugin to work in client mode or @@ -143,7 +176,7 @@ config PPTP config PPPOL2TP tristate "PPP over L2TP" depends on L2TP && PPP - ---help--- + help Support for PPP-over-L2TP socket family. L2TP is a protocol used by ISPs and enterprises to tunnel PPP traffic over UDP tunnels. L2TP is replacing PPTP for VPN uses. @@ -153,7 +186,7 @@ config PPP_ASYNC tristate "PPP support for async serial ports" depends on PPP select CRC_CCITT - ---help--- + help Say Y (or M) here if you want to be able to use PPP over standard asynchronous serial ports, such as COM1 or COM2 on a PC. If you use a modem (not a synchronous or ISDN modem) to contact your ISP, you @@ -166,7 +199,7 @@ config PPP_ASYNC config PPP_SYNC_TTY tristate "PPP support for sync tty ports" depends on PPP - ---help--- + help Say Y (or M) here if you want to be able to use PPP over synchronous (HDLC) tty devices, such as the SyncLink adapter. These devices are often used for high-speed leased lines like T1/E1. |