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author | jkoshy <jkoshy@FreeBSD.org> | 1998-09-15 10:49:03 +0000 |
---|---|---|
committer | jkoshy <jkoshy@FreeBSD.org> | 1998-09-15 10:49:03 +0000 |
commit | ed7cc860374c899ac82fe41832afd84295494cc8 (patch) | |
tree | cbe84db3ab3ab9964a2736ffbce22906901c9e50 /sys/netinet/ip_icmp.c | |
parent | 79200df6729d1afbc24596e05c0bee54a2544616 (diff) | |
download | FreeBSD-src-ed7cc860374c899ac82fe41832afd84295494cc8.zip FreeBSD-src-ed7cc860374c899ac82fe41832afd84295494cc8.tar.gz |
Turn off replies to ICMP echo requests for broadcast and multicast
addresses by default.
Add a knob "icmp_bmcastecho" to "rc.network" to allow this
behaviour to be controlled from "rc.conf".
Document the controlling sysctl variable "net.inet.icmp.bmcastecho"
in sysctl(3).
Reviewed by: dg, jkh
Reminded on -hackers by: Steinar Haug <sthaug@nethelp.no>
Diffstat (limited to 'sys/netinet/ip_icmp.c')
-rw-r--r-- | sys/netinet/ip_icmp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/netinet/ip_icmp.c b/sys/netinet/ip_icmp.c index 1858c15..186b8e6 100644 --- a/sys/netinet/ip_icmp.c +++ b/sys/netinet/ip_icmp.c @@ -31,7 +31,7 @@ * SUCH DAMAGE. * * @(#)ip_icmp.c 8.2 (Berkeley) 1/4/94 - * $Id: ip_icmp.c,v 1.29 1997/08/25 16:29:27 wollman Exp $ + * $Id: ip_icmp.c,v 1.30 1998/05/26 11:34:30 dg Exp $ */ #include <sys/param.h> @@ -69,7 +69,7 @@ static int icmpmaskrepl = 0; SYSCTL_INT(_net_inet_icmp, ICMPCTL_MASKREPL, maskrepl, CTLFLAG_RW, &icmpmaskrepl, 0, ""); -static int icmpbmcastecho = 1; +static int icmpbmcastecho = 0; SYSCTL_INT(_net_inet_icmp, OID_AUTO, bmcastecho, CTLFLAG_RW, &icmpbmcastecho, 0, ""); |