Re: [Ethereal-users] Capture media page online

[Gerald Combs <gerald@xxxxxxxxxxxx>]

Checked in.

On Mon, 2 Sep 2002, Guy Harris wrote:

> On Mon, Sep 02, 2002 at 05:17:11PM -0500, Gerald Combs wrote:
> > Updates and corrections are welcome.
> 
> FreeBSD loopback: Yes.
> 
> NetBSD and OpenBSD loopback *should* work, but I haven't tested them. 
> (The code path is pretty much the same for all the BSDs, although
> OpenBSD has a different DLT_ value and puts the AF_ type into the packet
> header in network byte order rather than host byte order; Ethereal and
> libpcap should be able to cope with both.)
> 
> You might want to put in a footnote noting that "Serial" refers to PPP
> and *possibly* Cisco HDLC (i.e., you can't use it to capture arbitrary
> traffic, including non-networking traffic, over serial lines; we also
> don't support SLIP).
> 
> Note that PPP captures on Linux are in cooked mode only - you get none
> of the control-protocol traffic, just IP traffic and the like.
> 
> Some items for Digital UNIX:
> 
> 		802.11	ATM	Ethernet FDDI	 Loopback Serial Token Ring
> 
> Digital UNIX	Unknown	Unknown	Yes	 Unknown Yes	 Unknown Unknown
> 
> (Of course, some of those OSes, specifically some if not all of the
> commercial UNIXes, don't even *support* 802.11 cards.)
> 
> Hopefully somebody can fill in entries for MacOS X at some point.  (I
> presume Ethernet is "Yes", as people have sent in fixes to the capture
> code for MacOS X.  I don't know whether they support DLT_IEEE80211 for
> Airport cards yet, so 802.11 might be "Unknown" or "Cooked mode only". 
> Loopback is probably "Yes", as per the other BSDs.)
>