Date: Thu, 23 Oct 2014 18:23:10 +0300 From: Odhiambo Washington <odhiambo@gmail.com> To: "William A. Mahaffey III" <wam@hiwaay.net> Cc: FreeBSD Questions !!!! <freebsd-questions@freebsd.org> Subject: Re: How to power down/up NIC interfaces .... Message-ID: <CAAdA2WPoPjpJJ1TAwzS_9PYfw3fy5-TxULHqQYuxSbPVPxLfVA@mail.gmail.com> In-Reply-To: <54491D94.5030907@hiwaay.net> References: <54491D94.5030907@hiwaay.net>
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On 23 October 2014 18:24, William A. Mahaffey III <wam@hiwaay.net> wrote: > > > .... I am running FBSD 9.3p2: > > [root@kabini1, /etc, 10:16:05am] 459 % uname -a > FreeBSD kabini1.local 9.3-RELEASE-p2 FreeBSD 9.3-RELEASE-p2 #0: Mon Sep 15 > 16:44:27 UTC 2014 root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC > amd64 > [root@kabini1, /etc, 10:21:05am] 460 % > > I am trying to reset the (my) default netmask for my default network > interface from 255.255.255 to 255.255 . I changed the settings in rc.conf & > networks & did an 'infonfig re0 down/up' & nothing has changed :-/ .... > > [root@kabini1, /etc, 10:15:41am] 455 % ifconfig re0 down > [root@kabini1, /etc, 10:15:45am] 456 % ifconfig > re0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500 > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ You see UP is missing? It's DOWN :) > options=8209b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_ > HWCSUM,WOL_MAGIC,LINKSTATE> > ether d0:50:99:13:e3:85 > inet 192.168.0.27 netmask 0xffffff00 broadcast 192.168.0.255 > inet6 fe80::d250:99ff:fe13:e385%re0 prefixlen 64 scopeid 0x1 > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > media: Ethernet autoselect (100baseTX <full-duplex>) > status: active > plip0: flags=8810<POINTOPOINT,SIMPLEX,MULTICAST> metric 0 mtu 1500 > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 > options=600003<RXCSUM,TXCSUM,RXCSUM_IPV6,TXCSUM_IPV6> > inet6 ::1 prefixlen 128 > inet6 fe80::1%lo0 prefixlen 64 scopeid 0x9 > inet 127.0.0.1 netmask 0xff000000 > nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> > ipfw0: flags=8801<UP,SIMPLEX,MULTICAST> metric 0 mtu 65536 > nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> > [root@kabini1, /etc, 10:15:51am] 457 % ifconfig re0 up > [root@kabini1, /etc, 10:16:03am] 458 % > [root@kabini1, /etc, 10:16:04am] 458 % > [root@kabini1, /etc, 10:16:04am] 458 % ifconfig > re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ You see the UP?? > options=8209b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_ > HWCSUM,WOL_MAGIC,LINKSTATE> > ether d0:50:99:13:e3:85 > inet 192.168.0.27 netmask 0xffffff00 broadcast 192.168.0.255 > inet6 fe80::d250:99ff:fe13:e385%re0 prefixlen 64 scopeid 0x1 > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > media: Ethernet autoselect (none) > status: no carrier > ^^^^^^^^^^^^^^^^^^ This is odd. I suppose you need ifconfig INT ip netmask up > plip0: flags=8810<POINTOPOINT,SIMPLEX,MULTICAST> metric 0 mtu 1500 > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384 > options=600003<RXCSUM,TXCSUM,RXCSUM_IPV6,TXCSUM_IPV6> > inet6 ::1 prefixlen 128 > inet6 fe80::1%lo0 prefixlen 64 scopeid 0x9 > inet 127.0.0.1 netmask 0xff000000 > nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> > ipfw0: flags=8801<UP,SIMPLEX,MULTICAST> metric 0 mtu 65536 > nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> > [root@kabini1, /etc, 10:16:05am] 459 % > > > Do I have to do a full reboot to get this to take effect ? Please advise & > TIA .... > Try ifconfig re0 a.b.c.d x.x.x.x up Then of course route change default w.x.y.z, or maybe route add default... -- Best regards, Odhiambo WASHINGTON, Nairobi,KE +254733744121/+254722743223 "I can't hear you -- I'm using the scrambler."
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