Atlantis Land WEBSHARE 3G 244WN - Manual (Page 84)

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The Block WAN Request is a stand-alone function and not relate to whether security
enable or disable. Mostly it is for preventing any scan tools from WAN site by hacker.
Table 1: Predefined Port Filter
Application Protocol
Port
Number
Low Level Medium Level High Level
Start End Inbound Outbound Inbound Outbound Inbound Outbound
HTTP(80) TCP(6) 80 80 NO YES NO YES NO YES
DNS (53) UDP(17) 53 53 NO YES NO YES NO YES