Test du réseau Ad-Hoc

Un ping a été réalisé entre deux board raspberry en mode Ad-Hoc.

raspberry Motion:
auto wlan0
iface wlan0 inet static
        address 192.168.10.2
        netmask 255.255.255.0
        wireless-essid rasWifi
        wireless-channel 1
        wireless-mode ad-hoc
        wireless-key 1234567890

raspberry Web:
auto wlan0
iface wlan0 inet static
        address 192.168.10.3        
        netmask 255.255.255.0
        wireless-essid rasWifi
        wireless-channel 1
        wireless-mode ad-hoc
        wireless-key 1234567890

From 192.168.1.2 icmp_seq=165 Destination Host Unreachable
From 192.168.1.2 icmp_seq=167 Destination Host Unreachable
From 192.168.1.2 icmp_seq=168 Destination Host Unreachable
From 192.168.1.2 icmp_seq=169 Destination Host Unreachable
64 bytes from 192.168.1.1: icmp_req=170 ttl=64 time=12.5 ms
64 bytes from 192.168.1.1: icmp_req=170 ttl=64 time=14.2 ms (DUP!)
64 bytes from 192.168.1.1: icmp_req=173 ttl=64 time=9.97 ms
64 bytes from 192.168.1.1: icmp_req=173 ttl=64 time=13.6 ms (DUP!)
From 192.168.1.2 icmp_seq=203 Destination Host Unreachable
From 192.168.1.2 icmp_seq=204 Destination Host Unreachable
From 192.168.1.2 icmp_seq=205 Destination Host Unreachable
64 bytes from 192.168.1.1: icmp_req=211 ttl=64 time=20.8 ms
64 bytes from 192.168.1.1: icmp_req=213 ttl=64 time=12.8 ms
64 bytes from 192.168.1.1: icmp_req=215 ttl=64 time=9.48 ms
64 bytes from 192.168.1.1: icmp_req=216 ttl=64 time=4.55 ms
64 bytes from 192.168.1.1: icmp_req=217 ttl=64 time=4.20 ms
Commande permmettant partagé sa connexion :

root@piweb:/home/pi# echo 1 > /proc/sys/net/ipv4/ip_forward

root@piweb:/home/pi# cat /proc/sys/net/ipv4/ip_forward
1

root@piweb:/home/pi# iptables --table nat --append POSTROUTING --out-interface eth0 -j MASQUERADE

root@piweb:/home/pi# cat /etc/resolv.conf

nameserver 192.168.1.1

pi@ras1 ~ $ sudo route del default

pi@ras1 ~ $ sudo route add default gw 192.168.10.3
pi@ras1 ~ $ ip r

default via 192.168.10.3 dev wlan0
192.168.10.0/24 dev wlan0  proto kernel  scope link  src 192.168.10.2
192.168.20.0/24 dev eth0  proto kernel  scope link  src 192.168.20.52