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ether: add older ethertype definitions for QinQ

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Older network equipment used the ethertypes 0x9100, 0x9200, and 0x9300 for
outer VLANs, before standardisation introduced 0x88a8.

Submitted by:	 Lutz Donnerhacke <lutz_donnerhacke.de>
Differential Revision:	https://reviews.freebsd.org/D21846
This commit is contained in:
Philip Paeps 2019-10-17 00:34:53 +00:00
parent d6793db233
commit 579b70db89
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=353674
1 changed files with 3 additions and 0 deletions
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3
sys/net/ethernet.h
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@ -346,10 +346,13 @@ struct ether_vlan_header {
#define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */
#define ETHERTYPE_QINQ 0x88A8 /* 802.1ad VLAN stacking */
#define ETHERTYPE_LOOPBACK 0x9000 /* Loopback: used to test interfaces */
#define ETHERTYPE_8021Q9100 0x9100 /* IEEE 802.1Q stacking (proprietary) */
#define ETHERTYPE_LBACK ETHERTYPE_LOOPBACK /* DEC MOP loopback */
#define ETHERTYPE_XNSSM 0x9001 /* 3Com (Formerly Bridge Communications), XNS Systems Management */
#define ETHERTYPE_TCPSM 0x9002 /* 3Com (Formerly Bridge Communications), TCP/IP Systems Management */
#define ETHERTYPE_BCLOOP 0x9003 /* 3Com (Formerly Bridge Communications), loopback detection */
#define ETHERTYPE_8021Q9200 0x9200 /* IEEE 802.1Q stacking (proprietary) */
#define ETHERTYPE_8021Q9300 0x9300 /* IEEE 802.1Q stacking (proprietary) */
#define ETHERTYPE_DEBNI 0xAAAA /* DECNET? Used by VAX 6220 DEBNI */
#define ETHERTYPE_SONIX 0xFAF5 /* Sonix Arpeggio */
#define ETHERTYPE_VITAL 0xFF00 /* BBN VITAL-LanBridge cache wakeups */