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Re: ospfd & changing interfaces
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From: Gregory Edigarov
Subject:
Re: ospfd & changing interfaces
Date: Friday, June 25, 2010 - 5:13 am
On Fri, 25 Jun 2010 15:06:37 +0300 Gregory Edigarov <greg@bestnet.kharkov.ua> wrote:
quoted text
> Hello, > > don't know if this a known problem, so here is the test case: > > on machine A: > # ifconfig vlan5 > vlan5: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > lladdr 00:17:31:b6:d9:c4 > priority: 0 > vlan: 5 priority: 0 parent interface: nfe0 > groups: vlan > inet6 fe80::217:31ff:feb6:d9c4%vlan5 prefixlen 64 scopeid 0x11 > inet 192.168.30.1 netmask 0xffffff00 broadcast 192.168.30.255 > (it is a test vlan) > > A's ospfd.conf: > redistribute connected > > area 0.0.0.0 { > interface gif0 > interface vlan5 { passive } > } > > on machine B: > > redistribute connected > > area 0.0.0.0 { > interface gif0 > interface rl1 { passive } > } > > all works great so far, I am able to see the routes pointing to A on > B, and vice versa. > A: > 192.168.100.1 192.168.100.2 UH 4 9885 - 4 gif0 > 192.168.100.2/32 192.168.100.1 UG 0 0 - 32 gif0 > 192.168.200/24 192.168.100.1 UG 0 0 - 32 gif0 > > B: > 192.168.30/24 192.168.100.2 UG 0 0 - 32 gif0 > > now we're changing the ip of A's vlan5: > ifconfig vlan5 192.168.10.1/24 > > let's check the table on B: > 192.168.10/24 192.168.100.2 UG 0 0 - 32 gif0 > 192.168.30/24 192.168.100.2 UG 0 0 - 32 gif0 !!! > > and again: > > ifconfig vlan5 192.168.20.1/24 > 192.168.20/24 192.168.100.2 UG 0 0 - 32 gif0 > 192.168.30/24 192.168.100.2 UG 0 0 - 32 gif0 !!! > > > I.e. changing the address on the interface for the first time will be > done by ospfd as adding the route, and stalling the existent route. > subsequent changes working well. >
systems: A: OpenBSD greg.bestnet.kharkov.ua 4.7 GENERIC#558 i386 B: OpenBSD edigarov.sa.net.ua 4.7 GENERIC#0 amd64 -- With best regards, Gregory Edigarov
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Messages in current thread:
ospfd & changing interfaces
, Gregory Edigarov
, (Fri Jun 25, 5:06 am)
Re: ospfd & changing interfaces
, Gregory Edigarov
, (Fri Jun 25, 5:13 am)
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