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isdnB2proto(D4isdn)


isdnB2proto -- ISDN data link layer protocol selection parameter

Synopsis

   #include <sys/types.h>
   #include <sys/scoisdn.h>
   

typedef isdnWord_t isdnB2proto_t;

Description

The isdnB2proto sub-parameter specifies the data link layer protocol for the B-channel connection defined by isdnBproto(D4isdn).

Valid values are:


B2PROTO_X75SLP
ISO 7776 (X.25 SLP); this is the default B2 protocol

B2PROTO_TRANS
transparent

B2PROTO_SDLC
SDLC (Synchronous Data Link Control)

B2PROTO_LAPD
Q.921 LAPD (Link Access Procedure on the D channel) for D channel X.25

B2PROTO_T30
T.30 for fax group 3

B2PROTO_PPP
PPP (Point-to-Point Protocol)

B2PROTO_ERTRANS
transparent, ignoring B1 framing errors

References

Intro(D4isdn), Intro(D7isdn)

``SCO ISDN adapter drivers'' in Developing MDI network adapter drivers.


19 June 2005
© 2005 The SCO Group, Inc. All rights reserved.
OpenServer 6 and UnixWare (SVR5) HDK - June 2005