FreeBSD/Linux Kernel Cross Reference
sys/net/if_types.h

     /*
      * Copyright (c) 1989, 1993, 1994
      *      The Regents of the University of California.  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by the University of
     *      California, Berkeley and its contributors.
     * 4. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     *      @(#)if_types.h  8.2 (Berkeley) 4/20/94
     * $FreeBSD: src/sys/net/if_types.h,v 1.4.8.1 1999/09/05 08:17:50 peter Exp $
     */
    
    #ifndef _NET_IF_TYPES_H_
    #define _NET_IF_TYPES_H_
    
    /*
     * Interface types for benefit of parsing media address headers.
     * This list is derived from the SNMP list of ifTypes, currently
     * documented in RFC1573.
     */
    
    #define IFT_OTHER       0x1             /* none of the following */
    #define IFT_1822        0x2             /* old-style arpanet imp */
    #define IFT_HDH1822     0x3             /* HDH arpanet imp */
    #define IFT_X25DDN      0x4             /* x25 to imp */
    #define IFT_X25         0x5             /* PDN X25 interface (RFC877) */
    #define IFT_ETHER       0x6             /* Ethernet CSMACD */
    #define IFT_ISO88023    0x7             /* CMSA CD */
    #define IFT_ISO88024    0x8             /* Token Bus */
    #define IFT_ISO88025    0x9             /* Token Ring */
    #define IFT_ISO88026    0xa             /* MAN */
    #define IFT_STARLAN     0xb
    #define IFT_P10         0xc             /* Proteon 10MBit ring */
    #define IFT_P80         0xd             /* Proteon 80MBit ring */
    #define IFT_HY          0xe             /* Hyperchannel */
    #define IFT_FDDI        0xf
    #define IFT_LAPB        0x10
    #define IFT_SDLC        0x11
    #define IFT_T1          0x12
    #define IFT_CEPT        0x13            /* E1 - european T1 */
    #define IFT_ISDNBASIC   0x14
    #define IFT_ISDNPRIMARY 0x15
    #define IFT_PTPSERIAL   0x16            /* Proprietary PTP serial */
    #define IFT_PPP         0x17            /* RFC 1331 */
    #define IFT_LOOP        0x18            /* loopback */
    #define IFT_EON         0x19            /* ISO over IP */
    #define IFT_XETHER      0x1a            /* obsolete 3MB experimental ethernet */
    #define IFT_NSIP        0x1b            /* XNS over IP */
    #define IFT_SLIP        0x1c            /* IP over generic TTY */
    #define IFT_ULTRA       0x1d            /* Ultra Technologies */
    #define IFT_DS3         0x1e            /* Generic T3 */
    #define IFT_SIP         0x1f            /* SMDS */
    #define IFT_FRELAY      0x20            /* Frame Relay DTE only */
    #define IFT_RS232       0x21
    #define IFT_PARA        0x22            /* parallel-port */
    #define IFT_ARCNET      0x23
    #define IFT_ARCNETPLUS  0x24
    #define IFT_ATM         0x25            /* ATM cells */
    #define IFT_MIOX25      0x26
    #define IFT_SONET       0x27            /* SONET or SDH */
    #define IFT_X25PLE      0x28
    #define IFT_ISO88022LLC 0x29
    #define IFT_LOCALTALK   0x2a
    #define IFT_SMDSDXI     0x2b
    #define IFT_FRELAYDCE   0x2c            /* Frame Relay DCE */
    #define IFT_V35         0x2d
    #define IFT_HSSI        0x2e
    #define IFT_HIPPI       0x2f
    #define IFT_MODEM       0x30            /* Generic Modem */
    #define IFT_AAL5        0x31            /* AAL5 over ATM */
    #define IFT_SONETPATH   0x32
    #define IFT_SONETVT     0x33
    #define IFT_SMDSICIP    0x34            /* SMDS InterCarrier Interface */
    #define IFT_PROPVIRTUAL 0x35            /* Proprietary Virtual/internal */
    #define IFT_PROPMUX     0x36            /* Proprietary Multiplexing */
   
   #endif

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