[OLSR-users] Routes never added

[John Gorkos]

Per your request:

(spam-protected):~# ./ping -s 1000 -b 192.168.7.255
WARNING: pinging broadcast address
PING 192.168.7.255 (192.168.7.255) 1000(1028) bytes of data.

--- 192.168.7.255 ping statistics ---
8 packets transmitted, 0 received, 100% packet loss, time 7039ms

(spam-protected):~# tcpdump -i eth1 -vv -n -e host 192.168.7.47 and icmp
tcpdump: listening on eth1, link-type EN10MB (Ethernet), capture size 96 bytes
12:42:47.239085 00:13:10:42:b4:39 > ff:ff:ff:ff:ff:ff, ethertype IPv4 
(0x0800), length 1042: IP (tos 0x0, ttl  64, id 0, offset 0, flags [DF], 
length: 1028) 192.168.7.47 > 192.168.7.255: icmp 1008: echo request seq 1
12:42:48.255879 00:13:10:42:b4:39 > ff:ff:ff:ff:ff:ff, ethertype IPv4 
(0x0800), length 1042: IP (tos 0x0, ttl  64, id 0, offset 0, flags [DF], 
length: 1028) 192.168.7.47 > 192.168.7.255: icmp 1008: echo request seq 2
12:42:49.259782 00:13:10:42:b4:39 > ff:ff:ff:ff:ff:ff, ethertype IPv4 
(0x0800), length 1042: IP (tos 0x0, ttl  64, id 0, offset 0, flags [DF], 
length: 1028) 192.168.7.47 > 192.168.7.255: icmp 1008: echo request seq 3
12:42:50.279781 00:13:10:42:b4:39 > ff:ff:ff:ff:ff:ff, ethertype IPv4 
(0x0800), length 1042: IP (tos 0x0, ttl  64, id 0, offset 0, flags [DF], 
length: 1028) 192.168.7.47 > 192.168.7.255: icmp 1008: echo request seq 4
12:42:51.275811 00:13:10:42:b4:39 > ff:ff:ff:ff:ff:ff, ethertype IPv4 
(0x0800), length 1042: IP (tos 0x0, ttl  64, id 0, offset 0, flags [DF], 
length: 1028) 192.168.7.47 > 192.168.7.255: icmp 1008: echo request seq 5
12:42:52.277480 00:13:10:42:b4:39 > ff:ff:ff:ff:ff:ff, ethertype IPv4 
(0x0800), length 1042: IP (tos 0x0, ttl  64, id 0, offset 0, flags [DF], 
length: 1028) 192.168.7.47 > 192.168.7.255: icmp 1008: echo request seq 6
12:42:53.275813 00:13:10:42:b4:39 > ff:ff:ff:ff:ff:ff, ethertype IPv4 
(0x0800), length 1042: IP (tos 0x0, ttl  64, id 0, offset 0, flags [DF], 
length: 1028) 192.168.7.47 > 192.168.7.255: icmp 1008: echo request seq 7
12:42:54.277842 00:13:10:42:b4:39 > ff:ff:ff:ff:ff:ff, ethertype IPv4 
(0x0800), length 1042: IP (tos 0x0, ttl  64, id 0, offset 0, flags [DF], 
length: 1028) 192.168.7.47 > 192.168.7.255: icmp 1008: echo request seq 8

Size doesn't matter, in this case.


On Wednesday 12 July 2006 12:22, Thomas Lopatic wrote:
> [...]
>
> > 11:50:48.082916 00:13:10:42:b4:39 > ff:ff:ff:ff:ff:ff, ethertype IPv4
> > (0x0800), length 154: 192.168.7.47.698 > 192.168.7.255.698: UDP, length
> > 112
>
> [...]
>
> Yes. Looks perfectly good to me, too. Hmmm. Well, the only thing that
> now comes to my mind is packet size. The UDP datagrams are slightly
> larger than the ICMP Echos. Could you try pinging with the "-s" option set?
>
> -Thomas
>
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