Fixed the -iface breakage introduced with the latest KAME merge

in revision 1.48.  It is pretty valid and often feasible to use
a non-point-to-point interface as the gateway.  One might, for
example, use this to route some hosts through an ARP on a local
interface, without having to assign an additional IP address:

Script started on Tue Jun 12 16:16:09 2001
# ifconfig rl0 inet
rl0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
	inet 192.168.4.115 netmask 0xffffff00 broadcast 192.168.4.255
# netstat -arn -finet | grep -w rl0
192.168.4          link#1             UC          3        0     rl0 =>
192.168.4.65       0:d0:b7:16:9c:c6   UHLW        1        0     rl0   1197
# route add -net 192.168.100 -iface rl0
add net 192.168.100: gateway rl0
# ping 192.168.100.1
PING 192.168.100.1 (192.168.100.1): 56 data bytes
64 bytes from 192.168.100.1: icmp_seq=0 ttl=255 time=0.551 ms
64 bytes from 192.168.100.1: icmp_seq=1 ttl=255 time=0.268 ms
^C
--- 192.168.100.1 ping statistics ---
2 packets transmitted, 2 packets received, 0% packet loss
round-trip min/avg/max/stddev = 0.268/0.410/0.551/0.142 ms
# netstat -arn -finet | grep -w rl0
192.168.4          link#1             UC          3        0     rl0 =>
192.168.4.65       0:d0:b7:16:9c:c6   UHLW        1        0     rl0   1165
192.168.100        link#1             UCSc        1        0     rl0 =>
192.168.100.1      0:d0:b7:16:9c:c6   UHLW        1        4     rl0   1192

Script done on Tue Jun 12 16:17:12 2001
This commit is contained in:
Ruslan Ermilov 2001-06-12 13:23:43 +00:00
parent 75f5bc80a1
commit 86cd74127c
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=78139

View File

@ -883,8 +883,7 @@ getaddr(which, s, hpp)
if (ifa->ifa_addr->sa_family != AF_LINK)
continue;
if (strcmp(s, ifa->ifa_name) ||
(ifa->ifa_flags & IFF_POINTOPOINT) == 0)
if (strcmp(s, ifa->ifa_name))
continue;
sdl = (struct sockaddr_dl *)ifa->ifa_addr;