server conf (ubuntu-server 10.04): 

tls-server
proto udp
port 1194
#dev tap
dev tap0
#server 192.168.10.0 255.255.255.0
server-bridge 192.168.1.91 255.255.255.0 192.168.1.128 192.168.1.254
ca /etc/openvpn/keys/ca.crt
cert /etc/openvpn/keys/VPN-Server.crt
key /etc/openvpn/keys/VPN-Server.key
dh /etc/openvpn/keys/dh1024.pem
tls-auth /etc/openvpn/keys/ta.key 0

push "shaper 100000"

persist-key
persist-tun
keepalive 10 60
fragment 1300
#mssfix 1400
comp-lzo
push "route 192.168.1.0 255.255.255.0"

user nobody
group nobody
daemon 
log-append /var/log/ovpn.log


client conf (Win 7): 

client

proto udp

remote ip_of_remote_server

port 1194

dev tap

nobind

ca ca.crt

cert VPN-Client.crt

key VPN-Client.key

dh dh1024.pem

tls-auth ta.key 1

comp-lzo

ns-cert-type server

fragment 1400

#mssfix 1400

persist-tun

persist-key

verb 3

route-method exe

route-delay 2