Hi the load balancing and dont work???? my configuration OpenBSD 4.0 amd64 lan soekris lan1641, Four port 10/100 Mbit PCI Ethernet board
lan_net = "192.168.1.0/24" int_if = "sis3" ext_if1 = "sis1" ext_if2 = "sis0" ext_gw1 = "2x.x.x.x" ext_gw2 = "2x.x.x.x" # nat nat on $ext_if1 from $lan_net to any -> ($ext_if1) nat on $ext_if2 from $lan_net to any -> ($ext_if2) rdr on $ext_if2 proto tcp from any to any port 80 -> 192.168.1.4 rdr on $ext_if1 proto tcp from any to any port 80 -> 192.168.1.4 rdr on $ext_if2 proto tcp from any to any port 3389 -> 192.168.1.4 rdr on $ext_if2 proto tcp from 200.118.109.58 to any port 1433 -> 192.168.1.4 rdr on $ext_if2 proto tcp from 200.118.109.58 to any port 21 -> 192.168.1.4 block log on $ext_if1 from any to any block log on $ext_if2 from any to any # pass all outgoing packets on internal interface #pass out on $int_if from any to $lan_net # pass in quick any packets destined for the gateway itself #pass in quick on $int_if from $lan_net to $int_if # load balance outgoing tcp traffic from internal network. pass in on $int_if route-to \ { ($ext_if1 $ext_gw1), ($ext_if2 $ext_gw2) } round-robin \ proto tcp from $lan_net to any flags S/SA modulate state # load balance outgoing udp and icmp traffic from internal network pass in on $int_if route-to \ { ($ext_if1 $ext_gw1), ($ext_if2 $ext_gw2) } round-robin \ proto { udp, icmp } from $lan_net to any keep state # general "pass out" rules for external interfaces pass on $ext_if1 proto tcp from any to any flags S/SA modulate state pass on $ext_if1 proto { udp, icmp } from any to any keep state pass on $ext_if2 proto tcp from any to any flags S/SA modulate state pass on $ext_if2 proto { udp, icmp } from any to any keep state # route packets from any IPs on $ext_if1 to $ext_gw1 and the same for # $ext_if2 and $ext_gw2 pass out on $ext_if1 route-to ($ext_if2 $ext_gw2) from $ext_if2 to any pass out on $ext_if2 route-to ($ext_if1 $ext_gw1) from $ext_if1 to any