Table of ISDN stacks for Linux » History » Revision 25

Revision 24 (WIMPy, 03/14/2022 12:56 PM) → Revision 25/26 (WIMPy, 03/14/2022 04:00 PM)

h1. Table of ISDN stacks for Linux 

 |_.Name      |_.Protocols               |_.NT|general uses         |_.Hardware                        |_.Application support                   | 
 |Aculab      |???                       |???|voice / ???           |unknown / proprietary             |???                                     | 
 |CAPI        |\2=.(depends on driver)       |any                   |proprietary or via mISDN (2)      |Asterisk (chan-capi-cm/chan-capi-hps), 
                                                                                                Hylafax, Wine, ...                      | 
 |DAHDI       |any (DSS1, QSIG, DMS-100 
             NI-1, NI-2, 4ESS, 5ESS) |Yes|voice / network       |Sangoma / Digium cards 
                                                               plus CCD HFC via addons           |Asterisk (chan_dahdi), Osmocom          | 
 |isdn4linux|1TR6, DSS1                |No |terminal / network / 
                                          voice / diversion     |/ using chips by Siemens, 
                                                               CCD (HFC*, incl. USB) and 
                                                               Winbond as well as some cards 
                                                               from AVM, Sedlbauer and NETJet    |/dev/ttyISDN* (AT style interface), 
                                                                                                ipppd, commandline tools                | 
 |mISDN (1) |DSS1                      |Yes|voice                                                  |Asterisk (chan_misdn)                   | 
 |mISDN (2) |any (DSS1)                |Yes|voice (encryption)                                     |Linux-Call-Router, OsmoNITB, Osmo-CC    | 
 |NMS         |???                       |???|voice / ???           |hardware from NMS Communications|Asterisk (chan_nms)                     | 
 |pika        |???                       |???|voice / ???           |hardware from Pika Technologies |Asterisk (chan_pika)                    | 
 |Sirrix      |DSS1, QSIG                |Yes|voice (encryption)    |cards from Sirrix AG              |Asterisk (chan_srx)                     | 
 |u-isdn      |1TR6, DSS1                |No |network               |                                  |(all-in-one package)                    | 
 |visdn       |DSS1                      |Yes|voice                 |cards with CCD HFC* chips         |Asterisk (chan_visdn)                   | 
 |woomera     |???                       |???|???                   |early Sangoma cards               |Asterisk (chan_woomera)                 | 
 |zaptel      |\5=<.has been renamed to DAHDI, see above           | 

 A rather confusing part is having two architectures by the name of "mISDN", where mISDN (2) is NOT an updated version of mISDN (1) but a major rewrite introducing both new internal and external architecture/API that is completely incompatible to the other.
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