OSPF HELLO wrong mask

[Ondrej Zajicek]

On Wed, May 15, 2013 at 08:06:07PM +0400, Slawa Olhovchenkov wrote:
> BIRD 1.3.9 running on FreeBSD 9.1 with next interfaces (not all showed):
> 
> em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>         options=4219b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,WOL_MAGIC,VLAN_HWTSO>
>         ether 68:05:ca:0e:d3:e1
>         inet 10.254.0.2 netmask 0xffff0000 broadcast 10.254.255.255
...
> Bird send HELLO packet with wrong mask (and Designated Router also):
> 
> tcpdump: listening on em0, link-type EN10MB (Ethernet), capture size 65535 bytes
> 20:04:06.186362 IP (tos 0xc0, ttl 1, id 29198, offset 0, flags [none], proto OSPF (89), length 64)
>     10.254.0.2 > 224.0.0.5: OSPFv2, Hello, length 44
>         Router-ID 185.17.0.1, Backbone Area, Authentication Type: none (0)
>         Options [External]
>           Hello Timer 10s, Dead Timer 40s, Mask 255.255.255.240, Priority 1
>           Designated Router 10.90.90.1

Interesting
What 'show interfaces' and 'show ospf interface' return?
And also 'show status' for router id.

-- 
Elen sila lumenn' omentielvo

Ondrej 'SanTiago' Zajicek (email: santiago at crfreenet.org)
OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net)
"To err is human -- to blame it on a computer is even more so."
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