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authorHerbert Xu <herbert@gondor.apana.org.au>2008-10-09 12:00:17 -0700
committerDavid S. Miller <davem@davemloft.net>2008-10-09 12:00:17 -0700
commite1a8000228e16212c93b23cfbed4d622e2ec7a6b (patch)
tree8a2b26a105abea23778228e7ea6d95500037a632 /include
parentc19e654ddbe3831252f61e76a74d661e1a755530 (diff)
gre: Add Transparent Ethernet Bridging
This patch adds support for Ethernet over GRE encapsulation. This is exposed to user-space with a new link type of "gretap" instead of "gre". It will create an ARPHRD_ETHER device in lieu of the usual ARPHRD_IPGRE. Note that to preserver backwards compatibility all Transparent Ethernet Bridging packets are passed to an ARPHRD_IPGRE tunnel if its key matches and there is no ARPHRD_ETHER device whose key matches more closely. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/if_ether.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h
index a0099e98b5c4..bf1a53b2682e 100644
--- a/include/linux/if_ether.h
+++ b/include/linux/if_ether.h
@@ -56,6 +56,7 @@
#define ETH_P_DIAG 0x6005 /* DEC Diagnostics */
#define ETH_P_CUST 0x6006 /* DEC Customer use */
#define ETH_P_SCA 0x6007 /* DEC Systems Comms Arch */
+#define ETH_P_TEB 0x6558 /* Trans Ether Bridging */
#define ETH_P_RARP 0x8035 /* Reverse Addr Res packet */
#define ETH_P_ATALK 0x809B /* Appletalk DDP */
#define ETH_P_AARP 0x80F3 /* Appletalk AARP */