Firewall rules

LAN >> 192.168.3.1

TCP  *  *  127.0.0.1  *  *

TCP  *  *  *  443 (HTTPS)  OPT1

TCP/UDP  *  *  *  1194  OPT1

TCP/UDP  *  *  *  1723  OPT1

*  *  *  *  *  wanpool

i dont enabled the advanced outbound NAT my surfing and routing slows drastically i dont know why.

as i configured the firewall as openvpn client:

Routes:

IPv4
Destination Gateway Flags Refs Use Mtu Netif Expire
default 61.9.69.248 UGS 0 131690 1500 rl1   
10.16/17 10.16.200.121 UGS 0 0 1500 tun0   
10.16.128/18 10.16.200.121 UGS 0 0 1500 tun0   
10.16.160/24 10.16.200.121 UGS 0 0 1500 tun0   
10.16.200/24 10.16.200.121 UGS 0 0 1500 tun0   
10.16.200.121 10.16.200.122 UH 6 0 1500 tun0   
10.100.100.10/32 10.16.200.121 UGS 0 0 1500 tun0   
10.254/16 10.16.200.121 UGS 0 0 1500 tun0   
124.107.72/24 link#2 UC 0 0 1500 rl1   
124.107.72.121 00:13:49:2e:46:d0 UHLW 2 145827 1500 rl1 1169
127.0.0.1 127.0.0.1 UH 1 0 16384 lo0   
192.168.1 link#3 UC 0 0 1500 dc0   
192.168.1.101 127.0.0.1 UGHS 0 0 16384 lo0   
192.168.1.254 00:04:ed:24:fa:e4 UHLW 1 4756 1500 dc0 1164
192.168.3 link#1 UC 0 0 1500 rl0   
192.168.3.199 00:14:bf:37:1c:d8 UHLW 1 25979147 1500 rl0 1193

Wireless router

Automatic Configuration - DHCP
IP Address:  192.168.3.199     
Subnet Mask:  255.255.255.0   
Default Gateway:  192.168.3.1
DNS 1:  203.127.225.10     
DNS 2:  203.167.102.2     
DNS 3:  192.168.3.1

how can i apply the routing 10.16.0.0/16 to the lan pc to access vpn?

Thanks and God bless?