Wireless(MR20)的終端想要存取Z3C的internal服務，預設LAN_to_LAN的防火牆政策是deny。

Configuration

1.
Wireless > Configure > Firewall & Traffic Shaping

2. 
SSID > 選擇你要打通的SSID用戶

3.
Block IPs and ports > Outbound rules > Destination: Local Lan > Deny改成Allow

Check

Using ping or telnet to test the connectivity.