Ok, no problem. This are the configs:
MAIN SERVER
dev tap
ifconfig 172.16.2.1 255.255.255.0
tls-server
dh dh1024.pem
ca ca.crt
cert server.crt
key server.key
port 80
--proto tcp-server
verb 3
persist-tun
persist-key
comp-lzo
--script-security 2
keepalive 10 30
status openvpn-status.log
LOCATION #1
dev tap
float
remote 1.2.3.4
ifconfig 172.16.2.2 255.255.255.0
tls-client
ns-cert-type server
ca ca.crt
cert location1.crt
key location1.key
port 80
--proto tcp-client
user nobody
group nobody
persist-key
persist-tun
#ping 15
verb 3
comp-lzo
keepalive 10 30
--connect-retry 10
LOCATION #2
dev tap
float
remote 1.2.3.4
ifconfig 172.16.2.3 255.255.255.0
tls-client
ns-cert-type server
ca ca.crt
cert location2.crt
key location2.key
port 80
--proto tcp-client
user nobody
group nobody
persist-key
persist-tun
#ping 15
verb 3
comp-lzo
keepalive 10 30
--connect-retry 10
Please, help me