1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0-only 2*4882a593Smuzhiyun# 3*4882a593Smuzhiyun# modularer ISDN driver 4*4882a593Smuzhiyun# 5*4882a593Smuzhiyun 6*4882a593Smuzhiyunmenuconfig MISDN 7*4882a593Smuzhiyun tristate "Modular ISDN driver" 8*4882a593Smuzhiyun help 9*4882a593Smuzhiyun Enable support for the modular ISDN driver. 10*4882a593Smuzhiyun 11*4882a593Smuzhiyunif MISDN != n 12*4882a593Smuzhiyun 13*4882a593Smuzhiyunconfig MISDN_DSP 14*4882a593Smuzhiyun tristate "Digital Audio Processing of transparent data" 15*4882a593Smuzhiyun depends on MISDN 16*4882a593Smuzhiyun select BITREVERSE 17*4882a593Smuzhiyun help 18*4882a593Smuzhiyun Enable support for digital audio processing capability. 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun This module may be used for special applications that require 21*4882a593Smuzhiyun cross connecting of bchannels, conferencing, dtmf decoding, 22*4882a593Smuzhiyun echo cancellation, tone generation, and Blowfish encryption and 23*4882a593Smuzhiyun decryption. It may use hardware features if available. 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun E.g. it is required for PBX4Linux. Go to http://isdn.eversberg.eu 26*4882a593Smuzhiyun and get more information about this module and its usage. 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun If unsure, say 'N'. 29*4882a593Smuzhiyun 30*4882a593Smuzhiyunconfig MISDN_L1OIP 31*4882a593Smuzhiyun tristate "ISDN over IP tunnel" 32*4882a593Smuzhiyun depends on MISDN 33*4882a593Smuzhiyun help 34*4882a593Smuzhiyun Enable support for ISDN over IP tunnel. 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun It features: 37*4882a593Smuzhiyun - dynamic IP exchange, if one or both peers have dynamic IPs 38*4882a593Smuzhiyun - BRI (S0) and PRI (S2M) interface 39*4882a593Smuzhiyun - layer 1 control via network keepalive frames 40*4882a593Smuzhiyun - direct tunneling of physical interface via IP 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun NOTE: This protocol is called 'Layer 1 over IP' and is not 43*4882a593Smuzhiyun compatible with ISDNoIP (Agfeo) or TDMoIP. Protocol description is 44*4882a593Smuzhiyun provided in the source code. 45*4882a593Smuzhiyun 46*4882a593Smuzhiyunsource "drivers/isdn/hardware/mISDN/Kconfig" 47*4882a593Smuzhiyun 48*4882a593Smuzhiyunendif #MISDN 49