Date: Fri, 10 Apr 2009 12:20:22 +0200 (CEST) From: JAKO Andras <jako.andras@eik.bme.hu> To: freebsd-jail@freebsd.org Subject: lo0's IPv6 address overwritten Message-ID: <Pine.GSO.4.64.0904101149270.12199@mono>
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Hi, Starting a jail with one IPv4 and one IPv6 address on a few days old RELENG_7 overwrites lo0's ::1 with the jail's IPv6 address. (The jail's addresses are preconfigured on lo1.) Is this expected behaviour? Or did I made something the wrong way? Here's ifconfig(8)'s output before and after executing jail(8), and also from inside of the jail. Thanks, Andras [root@splash /usr/home/goya]# uname -a FreeBSD splash.eik.bme.hu 7.2-PRERELEASE FreeBSD 7.2-PRERELEASE #8: Tue Apr 7 23:15:27 CEST 2009 root@splash.eik.bme.hu:/usr/obj/usr/src/sys/SPLASH amd64 [root@splash /usr/home/goya]# ifconfig -a bge0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM> ether 00:23:7d:d5:46:58 media: Ethernet autoselect (none) status: no carrier bge1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM> ether 00:23:7d:d5:46:59 media: Ethernet autoselect (10baseT/UTP <full-duplex>) status: active em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=19b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4> ether 00:1b:21:30:ee:7e inet6 fe80::21b:21ff:fe30:ee7e%em0 prefixlen 64 scopeid 0x3 inet 152.66.115.62 netmask 0xffffff00 broadcast 152.66.115.255 inet6 2001:738:2001:2001::62 prefixlen 64 media: Ethernet autoselect (1000baseTX <full-duplex>) status: active lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 inet6 ::1 prefixlen 128 inet6 fe80::1%lo0 prefixlen 64 scopeid 0x4 inet 127.0.0.1 netmask 0xff000000 lo1: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 inet 152.66.116.116 netmask 0xffffffff inet6 2001:738:2001:1000::2 prefixlen 128 [root@splash /usr/home/goya]# jail -l -U root -i /usr/jail/ro.noc r-noc.net.bme.hu "152.66.116.116,2001:738:2001:1000::2" /bin/sh /etc/rc 1 Loading configuration files. /etc/rc: WARNING: $hostname is not set -- see rc.conf(5). Creating and/or trimming log files:. ln: /dev/log: Operation not permitted Starting syslogd. ELF ldconfig path: /lib /usr/lib /usr/lib/compat 32-bit compatibility ldconfig path: /usr/lib32 Clearing /tmp (X related). Starting local daemons:. Updating motd. Starting cron. Local package initialization:. Fri Apr 10 11:42:40 CEST 2009 [root@splash /usr/home/goya]# ifconfig bge0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM> ether 00:23:7d:d5:46:58 media: Ethernet autoselect (none) status: no carrier bge1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM> ether 00:23:7d:d5:46:59 media: Ethernet autoselect (10baseT/UTP <full-duplex>) status: active em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=19b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4> ether 00:1b:21:30:ee:7e inet6 fe80::21b:21ff:fe30:ee7e%em0 prefixlen 64 scopeid 0x3 inet 152.66.115.62 netmask 0xffffff00 broadcast 152.66.115.255 inet6 2001:738:2001:2001::62 prefixlen 64 media: Ethernet autoselect (1000baseTX <full-duplex>) status: active lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 inet6 2001:738:2001:1000::2 prefixlen 128 inet6 fe80::1%lo0 prefixlen 64 scopeid 0x4 inet 127.0.0.1 netmask 0xff000000 lo1: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 inet 152.66.116.116 netmask 0xffffffff inet6 2001:738:2001:1000::2 prefixlen 128 [root@splash /usr/home/goya]# jexec 1 /bin/sh # ifconfig bge0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM> ether 00:23:7d:d5:46:58 media: Ethernet autoselect (none) status: no carrier bge1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM> ether 00:23:7d:d5:46:59 media: Ethernet autoselect (10baseT/UTP <full-duplex>) status: active em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=19b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4> ether 00:1b:21:30:ee:7e media: Ethernet autoselect (1000baseTX <full-duplex>) status: active lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 inet6 2001:738:2001:1000::2 prefixlen 128 lo1: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 inet 152.66.116.116 netmask 0xffffffff inet6 2001:738:2001:1000::2 prefixlen 128 #
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