| # SPDX-License-Identifier: GPL-2.0-only |
| # |
| # modularer ISDN driver |
| # |
| |
| menuconfig MISDN |
| tristate "Modular ISDN driver" |
| help |
| Enable support for the modular ISDN driver. |
| |
| if MISDN != n |
| |
| config MISDN_DSP |
| tristate "Digital Audio Processing of transparent data" |
| depends on MISDN |
| select BITREVERSE |
| help |
| Enable support for digital audio processing capability. |
| |
| This module may be used for special applications that require |
| cross connecting of bchannels, conferencing, dtmf decoding, |
| echo cancellation, tone generation, and Blowfish encryption and |
| decryption. It may use hardware features if available. |
| |
| E.g. it is required for PBX4Linux. Go to http://isdn.eversberg.eu |
| and get more information about this module and its usage. |
| |
| If unsure, say 'N'. |
| |
| config MISDN_L1OIP |
| tristate "ISDN over IP tunnel" |
| depends on MISDN |
| help |
| Enable support for ISDN over IP tunnel. |
| |
| It features: |
| - dynamic IP exchange, if one or both peers have dynamic IPs |
| - BRI (S0) and PRI (S2M) interface |
| - layer 1 control via network keepalive frames |
| - direct tunneling of physical interface via IP |
| |
| NOTE: This protocol is called 'Layer 1 over IP' and is not |
| compatible with ISDNoIP (Agfeo) or TDMoIP. Protocol description is |
| provided in the source code. |
| |
| source "drivers/isdn/hardware/mISDN/Kconfig" |
| |
| endif #MISDN |
