IPv6 address persistent configuration thru ifconfig

[Wojciech Puchar]

> In host implementation, if I manually configure global ipv6 address via
> ifconfig command then those addresses are not persistent after making the
> interface DOWN and again UP, which is not the case for IPv4 addresses.  Is
> this an intentional behavior that all ipv6 address needs to be removed from
> interface if it goes DOWN?  I feel the configurations that have been made

nothing gets removed 
[root at wojtek ~]# ifconfig fxp0
fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
         options=8<VLAN_MTU>
         inet6 fe80::2d0:59ff:febe:fadc%fxp0 prefixlen 64 scopeid 0x1
         inet 10.255.245.1 netmask 0xffffff00 broadcast 10.255.245.255
         inet6 2001:4070:101:2::1 prefixlen 64
         ether 00:d0:59:be:fa:dc
         media: Ethernet autoselect (none)
         status: no carrier
[root at wojtek ~]# ifconfig fxp0 down
[root at wojtek ~]# ifconfig fxp0
fxp0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> mtu 1500
         options=8<VLAN_MTU>
         inet6 fe80::2d0:59ff:febe:fadc%fxp0 prefixlen 64 scopeid 0x1
         inet 10.255.245.1 netmask 0xffffff00 broadcast 10.255.245.255
         inet6 2001:4070:101:2::1 prefixlen 64
         ether 00:d0:59:be:fa:dc
         media: Ethernet autoselect (none)
         status: no carrier
[root at wojtek ~]# ifconfig fxp0 up
[root at wojtek ~]# ifconfig fxp0
fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
         options=8<VLAN_MTU>
         inet6 fe80::2d0:59ff:febe:fadc%fxp0 prefixlen 64 scopeid 0x1
         inet 10.255.245.1 netmask 0xffffff00 broadcast 10.255.245.255
         inet6 2001:4070:101:2::1 prefixlen 64
         ether 00:d0:59:be:fa:dc
         media: Ethernet autoselect (none)
         status: no carrier


> manually, needs to get unconfigured manually and not programatically.
>
> Regards,
> Prabhu H
> _______________________________________________
> freebsd-questions at freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to "freebsd-questions-unsubscribe at freebsd.org"
>
>