On 3/28/16, 2:25 PM, "owner-src-committ...@freebsd.org on behalf of George V. 
Neville-Neil" <owner-src-committ...@freebsd.org on behalf of g...@freebsd.org> 
wrote:

>Author: gnn
>Date: Mon Mar 28 18:25:54 2016
>New Revision: 297358
>URL: https://svnweb.freebsd.org/changeset/base/297358
>
>Log:
>  Add ethertype reserved for network testing
>  
>  MFC after:   2 weeks
>
>Modified:
>  head/sys/net/ethernet.h
>
>Modified: head/sys/net/ethernet.h
>==============================================================================
>--- head/sys/net/ethernet.h    Mon Mar 28 17:42:14 2016        (r297357)
>+++ head/sys/net/ethernet.h    Mon Mar 28 18:25:54 2016        (r297358)
>@@ -333,6 +333,7 @@ struct ether_vlan_header {
> #define       ETHERTYPE_SLOW          0x8809  /* 802.3ad link aggregation 
> (LACP) */
> #define       ETHERTYPE_PPP           0x880B  /* PPP (obsolete by PPPoE) */
> #define       ETHERTYPE_HITACHI       0x8820  /* Hitachi Cable 
> (Optoelectronic Systems Laboratory) */
>+#define ETHERTYPE_TEST                0x8822  /* Network Conformance Testing 
>*/
> #define       ETHERTYPE_MPLS          0x8847  /* MPLS Unicast */
> #define       ETHERTYPE_MPLS_MCAST    0x8848  /* MPLS Multicast */
> #define       ETHERTYPE_AXIS          0x8856  /* Axis Communications AB 
> proprietary bootstrap/config */

The IEEE registry shows this Ethertype as being allocated to Wind River 
Systems. Do we know that Wind River Systems has further allocated that to be 
used for network conformance testing? If not, I fear we could end up causing 
problems down the road.

Jonathan

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