loopback in jail

[Freddy DISSAUX]

Hi,

Host:
FreeBSD ks34581.bsdsx.fr 8.1-RELEASE-p1 FreeBSD 8.1-RELEASE-p1 #0: Thu
Oct  7 22:11:15 CEST 2010
root at ks34581.bsdsx.fr:/usr/obj/usr/src/sys/GENERIC  amd64

/etc/rc.conf:

jail_ns81_rootdir=/zfs/jail/ns81
jail_ns81_hostname=ns81.bsdsx.fr
jail_ns81_devfs_enable="YES"
jail_ns81_devfs_ruleset="devfsrules_jail"
jail_ns81_ip="lo0|127.0.0.8,lo1|172.16.0.8,vr0|2001:41d0:1:34b6::8"
jail_ns81_flags="-l -U root -n ns81"


Inside ns81:

dsx at ns81>uname -a
FreeBSD ns81.bsdsx.fr 8.1-RELEASE-p1 FreeBSD 8.1-RELEASE-p1 #0: Thu Oct
7 22:11:15 CEST 2010
root at ks34581.bsdsx.fr:/usr/obj/usr/src/sys/GENERIC  amd64
dsx at ns81>ifconfig 
vr0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
1500
        options=82808<VLAN_MTU,WOL_UCAST,WOL_MAGIC,LINKSTATE>
        ether 00:15:f2:5d:cc:a0
        inet6 2001:41d0:1:34b6::8 prefixlen 128 
        nd6 options=3<PERFORMNUD,ACCEPT_RTADV>
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active
plip0: flags=8810<POINTOPOINT,SIMPLEX,MULTICAST> metric 0 mtu 1500
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
        options=3<RXCSUM,TXCSUM>
        inet 127.0.0.8 netmask 0xffffffff 
lo1: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
        options=3<RXCSUM,TXCSUM>
        inet 172.16.0.8 netmask 0xffffffff 
pflog0: flags=141<UP,RUNNING,PROMISC> metric 0 mtu 33152
dsx at ns81>netstat -an -f inet
netstat: kvm not available: /dev/mem: No such file or directory
Active Internet connections (including servers)
Proto Recv-Q Send-Q  Local Address          Foreign Address
(state)
tcp4       0      0 *.22                   *.*                    LISTEN
tcp4       0      0 127.0.0.8.953          *.*                    LISTEN
tcp4       0      0 172.16.0.8.53          *.*                    LISTEN
tcp4       0      0 127.0.0.8.53           *.*                    LISTEN
udp4       0      0 172.16.0.8.53          *.*                    
udp4       0      0 127.0.0.8.53           *.*                    

Hope this help,

Regards.