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author | jlemon <jlemon@FreeBSD.org> | 2001-11-22 04:50:44 +0000 |
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committer | jlemon <jlemon@FreeBSD.org> | 2001-11-22 04:50:44 +0000 |
commit | a3c1c9fdb4ec0da65e5e02c396bbd5bb22a16c8b (patch) | |
tree | 7e69286bc240807dcaf2ce9e68a4bb59848d76df /sys/net | |
parent | 7e4737a17a89fe0f71b6b62c33f5cb8b254ddbd8 (diff) | |
download | FreeBSD-src-a3c1c9fdb4ec0da65e5e02c396bbd5bb22a16c8b.zip FreeBSD-src-a3c1c9fdb4ec0da65e5e02c396bbd5bb22a16c8b.tar.gz |
Introduce a syncache, which enables FreeBSD to withstand a SYN flood
DoS in an improved fashion over the existing code.
Reviewed by: silby (in a previous iteration)
Sponsored by: DARPA, NAI Labs
Diffstat (limited to 'sys/net')
-rw-r--r-- | sys/net/route.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/net/route.h b/sys/net/route.h index 1a38ceb..d4de208 100644 --- a/sys/net/route.h +++ b/sys/net/route.h @@ -139,7 +139,7 @@ struct ortentry { #define RTF_DYNAMIC 0x10 /* created dynamically (by redirect) */ #define RTF_MODIFIED 0x20 /* modified dynamically (by redirect) */ #define RTF_DONE 0x40 /* message confirmed */ -#define RTF_DELCLONE 0x80 /* delete cloned route */ +/* 0x80 unused, was RTF_DELCLONE */ #define RTF_CLONING 0x100 /* generate new routes on use */ #define RTF_XRESOLVE 0x200 /* external daemon resolves name */ #define RTF_LLINFO 0x400 /* generated by link layer (e.g. ARP) */ |