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Re: Patch to add DLT_AX25 handling to libpcap


From: Guy Harris <guy () alum mit edu>
Date: Sun, 01 Apr 2007 14:06:13 -0700

Richard Stearn wrote:

+       case DLT_AX25:
+               /*
+                * Currently, only raw "link[N:M]" filtering is supported.
+                */
+               off_linktype = -1;      /* variable, min 15, max 71 steps of 7 */
+               off_nl = -1;            /* variable, min 16, max 71 steps of 7 */
+               off_nl_nosnap = -1;     /* no 802.2 LLC */
+               off_mac = 1;            /* step over the kiss length byte */

Is the "kiss length byte" part of the AX.25 specification at

        http://www.tapr.org/pdf/AX25.2.2.pdf
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