I can't made the load balancing. Where are my mistakes ? I'm too bad in english, here is all informations of my configuration : debby:~# cat /etc/network/interfaces # /etc/network/interfaces -- configuration file for ifup(8), ifdown(8) # The loopback interface auto lo iface lo inet loopback # The first network card - this entry was created during the Debian installation # (network, broadcast and gateway are optional) auto eth0 iface eth0 inet static address 192.168.5.253 netmask 255.255.255.0 network 192.168.5.0 broadcast 192.168.5.255 auto eth1 iface eth1 inet static address 192.168.6.253 netmask 255.255.255.0 network 192.168.6.0 broadcast 192.168.6.255 auto eth2 iface eth2 inet static address 192.168.1.100 netmask 255.255.255.0 network 192.168.1.0 broadcast 192.168.1.255 debby:~# debby:~# ifconfig eth0 Link encap:Ethernet HWaddr 00:50:BA:CB:72:16 inet addr:192.168.5.253 Bcast:192.168.5.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:7660 errors:0 dropped:0 overruns:0 frame:0 TX packets:4718 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:100 RX bytes:10609393 (10.1 MiB) TX bytes:433083 (422.9 KiB) Interrupt:15 Base address:0xf000 eth1 Link encap:Ethernet HWaddr 00:50:BA:CB:64:40 inet addr:192.168.6.253 Bcast:192.168.6.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:7314 errors:0 dropped:0 overruns:0 frame:0 TX packets:4520 errors:0 dropped:0 overruns:0 carrier:0 collisions:2 txqueuelen:100 RX bytes:10415552 (9.9 MiB) TX bytes:338686 (330.7 KiB) Interrupt:10 Base address:0x1000 eth2 Link encap:Ethernet HWaddr 00:50:BA:CB:5F:81 inet addr:192.168.1.100 Bcast:192.168.1.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:1589 errors:0 dropped:0 overruns:0 frame:0 TX packets:331 errors:0 dropped:0 overruns:0 carrier:0 collisions:2 txqueuelen:100 RX bytes:127581 (124.5 KiB) TX bytes:19173 (18.7 KiB) Interrupt:5 Base address:0x3000 lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:12 errors:0 dropped:0 overruns:0 frame:0 TX packets:12 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:760 (760.0 b) TX bytes:760 (760.0 b) ppp0 Link encap:Point-to-Point Protocol inet addr:193.253.222.15 P-t-P:193.253.160.3 Mask:255.255.255.255 UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1492 Metric:1 RX packets:7546 errors:0 dropped:0 overruns:0 frame:0 TX packets:4605 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:3 RX bytes:10436429 (9.9 MiB) TX bytes:328333 (320.6 KiB) ppp1 Link encap:Point-to-Point Protocol inet addr:193.252.48.71 P-t-P:193.253.160.3 Mask:255.255.255.255 UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1492 Metric:1 RX packets:7191 errors:0 dropped:0 overruns:0 frame:0 TX packets:4398 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:3 RX bytes:10249876 (9.7 MiB) TX bytes:238220 (232.6 KiB) I'm trying this : debby:~# cat routage ip rule add from 193.253.222.15 lookup 1 ip route add 192.168.1.0/24 via 192.168.1.100 table 1 ip route add 0/0 via 193.253.222.15 table 1 ip rule add from 193.252.48.71 lookup 2 ip route add 192.168.1.0/24 via 192.168.1.100 table 2 ip route add 0/0 via 193.252.48.71 table 2 ip route add default equalize nexthop via 193.253.222.15 dev ppp0 nexthop via 193.252.48.71 dev ppp1 But it doesn't work debby:~# ./routage RTNETLINK answers: File exists RTNETLINK answers: File exists RTNETLINK answers: File exists RTNETLINK answers: File exists RTNETLINK answers: File exists debby:~# debby:~# ip route show 193.253.160.3 dev ppp0 proto kernel scope link src 193.253.222.15 193.253.160.3 dev ppp1 proto kernel scope link src 193.252.48.71 default via 193.253.160.3 dev ppp0 debby:~# ip route list table 1 192.168.1.0/24 via 192.168.1.100 dev eth2 default via 193.253.222.15 dev ppp0 debby:~# ip route list table 2 192.168.1.0/24 via 192.168.1.100 dev eth2 default via 193.252.48.71 dev ppp1 debby:~# debby:~# ip route show 193.253.160.3 dev ppp0 proto kernel scope link src 193.253.222.15 193.253.160.3 dev ppp1 proto kernel scope link src 193.252.48.71 default via 193.253.160.3 dev ppp0 debby:~# Thnx -- VETSEL Patrice Forum d'aide DEBIAN Francophone sur : http://kagou.tuxfamily.org/