ISDN Stack Design

ISDN Interface Specifications

Interface	Reference (PDF)	Specification Document		Manual Page	Browse Header Files
Call Control Interface (CCI)	cci.pdf 1.3M bytes	html	cci.pdf 1.3M bytes	cci(7)	cci.h cci_isdn.h cci_idlc.h
Network Provider Interface (NPI)	npi.pdf 310k bytes	html	npi.pdf 310k bytes	npi(7)	npi.h npi_q933.h
Data Link Provider Interface (DLPI)	dlpi.pdf 449k bytes	html	dlpi.pdf 449k bytes	dlpi(7)	dlpi.h dlpi_lapd.h dlpi_lapf.h dlpi_lapb.h dlpi_v5.h dlpi_gr303.h dlpi_dass.h
Communications Device Interface (CDI)	cdi-api.pdf 327k bytes	html	pdf	cdi(7)	cdi.h cdi_hdlc.h hdlc_ioctl.h
Local Management Interface (LMI)	pdf	html	pdf	lmi(7)	lmi.h lmi_ioctl.h

Component	Status	Reference	Interface Specs	Design Docs		Man Page	Code
LAPD ISDN Q.921 (LAPD)	status	refs	dlpi_lapd(7)	html	pdf	lapd(4)	code
LAPF ISDN Q.922 (LAPF)	status	refs	dlpi_lapf(7)	html	pdf	lapf(4)	code
LAPB X.25 (LAPB)	status	refs	dlpi_lapb(7)	html	pdf	lapb(4)	code
GR-303 GR-303 Data Link	status	refs	dlpi_gr303(7)	html	pdf	gr303(4)	code
V5.2 V5.2 Data Link	status	refs	dlpi_v52(7)	html	pdf	v52(4)	code
DPN/ASS DPNSS/DASS Data Link	status	refs	dlpi_dass(7)	html	pdf	dass(4)	code
ISDN ISDN Q.931 (ISDN)	status	refs	cci_isdn(7)	html	pdf	isdn(4)	code
IDLC GR-303 (IDLC)	status	refs	cci_idlc(7)	html	pdf	idlc(4)	code
DPNSS DPNSS1/DASS2 (DPNSS)	status	refs	cci_dpnss(7)	html	pdf	dpnss(4)	code
FR ISDN Q.933 (Frame Relay)	status	refs	npi_q933(7)	html	pdf	q933(4)	code
NSP X.213 (NSP)	status	refs	npi_x213(7)	html	pdf	x213(4)	code