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From: Guy Harris <guy-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>
To: Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
Cc: "Harald Welte" <laforge-TgoAw6mPHtdg9hUCZPvPmw@public.gmane.org>,
	"Vadim Yanitskiy"
	<axilirator-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	"OpenBSC Mailing List"
	<openbsc-qjLDD68F18N4m7O/Vxda39i2O/JbrIOy@public.gmane.org>,
	"Sean Tranchetti"
	<stranche-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	radiotap-S783fYmB3Ccdnm+yROfE0A@public.gmane.org,
	"Dan Williams" <dcbw-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	"Aleksander Morgado"
	<aleksander-Dvg4H30XQSRVIjRurl1/8g@public.gmane.org>,
	"Subash Abhinov Kasiviswanathan"
	<subashab-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
	"Bjørn Mork" <bjorn-yOkvZcmFvRU@public.gmane.org>
Subject: Re: gsmtap design/extensions?
Date: Fri, 12 Apr 2019 12:54:47 -0700	[thread overview]
Message-ID: <196E881D-AB4A-4569-9C1F-5BCB41FE832F__23045.3446203441$1555103631$gmane$org@alum.mit.edu> (raw)
In-Reply-To: <f0a64bb751b8c601f58130a7f3a3158d70f18f63.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>

On Apr 12, 2019, at 10:15 AM, Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org> wrote:

> Agree. Sorry about that. No disrespect was intended, but I'm still not
> sure I understand the need for UDP encapsulation *as part of the
> protocol*. I guess saying "GSMTAP can optionally be encapsulated in UDP
> with the well-known port xyz" would be something else, and it'd make
> more sense to me than saying it has to be.

I see nothing about a struct gsmtap_hdr:

	http://osmocom.org/projects/baseband/wiki/GSMTAP

that

	1) requires that it plus the payload be encapsulated in a UDP datagram

or

	2) would prevent it from being at the beginning of a LINKTYPE_GSMTAP/DLT_GSMTAP packet in a pcap or pcapng file.

  parent reply	other threads:[~2019-04-12 19:54 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-09 13:50 gsmtap design/extensions? Johannes Berg
     [not found] ` <CAPEnp=bHTVARr7WA9Qkq4=y7kk8_FLWhrkqKOEXubMO4X=BHCw@mail.gmail.com>
     [not found]   ` <CAPEnp=bHTVARr7WA9Qkq4=y7kk8_FLWhrkqKOEXubMO4X=BHCw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-04-10  7:23     ` Johannes Berg
     [not found]       ` <46474c61d7748042cc0a1f23773186786020638e.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2019-04-10  7:57         ` Marcel Holtmann
2019-04-10 23:45         ` Harald Welte
     [not found]       ` <6F1998DC-EFD2-4145-BD81-A80F9DC7ED2D@holtmann.org>
     [not found]         ` <6F1998DC-EFD2-4145-BD81-A80F9DC7ED2D-kz+m5ild9QBg9hUCZPvPmw@public.gmane.org>
2019-04-12 12:12           ` Johannes Berg
     [not found]             ` <1d64c578cd5b254d301cf1cac82f32a062916888.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2019-04-12 19:49               ` Marcel Holtmann
     [not found]             ` <D4D12CF9-9CE5-46FB-9738-F89DB6B6F9EA@holtmann.org>
     [not found]               ` <D4D12CF9-9CE5-46FB-9738-F89DB6B6F9EA-kz+m5ild9QBg9hUCZPvPmw@public.gmane.org>
2019-04-15  9:11                 ` Johannes Berg
     [not found]                   ` <92e8e142b6d441c1c995abc57d64ad7b7747a688.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2019-04-15 10:29                     ` Bjørn Mork
     [not found]                       ` <87d0ln1s0a.fsf-3F4PFWf5pNjpjLOzFPqGjWGXanvQGlWp@public.gmane.org>
2019-04-15 10:41                         ` Johannes Berg
     [not found]       ` <20190410234555.GO25552@nataraja>
2019-04-12 17:15         ` Johannes Berg
     [not found]           ` <f0a64bb751b8c601f58130a7f3a3158d70f18f63.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2019-04-12 19:54             ` Guy Harris [this message]
2019-04-13  7:12             ` Harald Welte
2019-04-13  7:49               ` Guy Harris
     [not found]           ` <196E881D-AB4A-4569-9C1F-5BCB41FE832F@alum.mit.edu>
     [not found]             ` <196E881D-AB4A-4569-9C1F-5BCB41FE832F-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>
2019-04-12 22:47               ` Guy Harris
     [not found]                 ` <1D6FE33B-DC15-47D8-A1AD-E95608300FDC-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>
2019-04-13  6:41                   ` Harald Welte
     [not found]                 ` <20190413064152.GB24451@nataraja>
2019-04-13  7:36                   ` Guy Harris
     [not found] ` <cf07ae24c436f92769f9289d208f01846ebe8826.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2019-04-10  6:35   ` Vadim Yanitskiy
2019-04-10 23:32   ` Harald Welte
2019-04-12 12:24     ` Johannes Berg
     [not found]       ` <1462659018bc40830efbe2348791b8df45b54cff.camel-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>
2019-04-12 19:48         ` Guy Harris
2019-04-13  7:35         ` Harald Welte
     [not found]       ` <20190413073505.GD24451@nataraja>
2019-04-13  7:55         ` Guy Harris
2019-04-15  9:26         ` Johannes Berg
     [not found]       ` <1089142F-2966-4C41-921B-465FBA721E79@alum.mit.edu>
     [not found]         ` <1089142F-2966-4C41-921B-465FBA721E79-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>
2019-04-15  9:28           ` Johannes Berg

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