LTE TDD B2268H
User Guide
Copyright © Huawei Technologies Co., Ltd.
8.1 Overview .................................................................................................................................................................... 66
8.1.1 What You Need To Know ........................................................................................................................................ 66
8.2 The Port Forwarding Screen ....................................................................................................................................... 67
8.2.1 The Port Forwarding Screen .................................................................................................................................... 67
8.2.2 The Port Forwarding Edit Screen ............................................................................................................................ 68
8.3 The DMZ Screen ........................................................................................................................................................ 70
8.4 The Sessions Screen.................................................................................................................................................... 70
8.5 The ALG Screen ......................................................................................................................................................... 71
8.6 Technical Reference .................................................................................................................................................... 71
8.6.1 NAT Definitions ....................................................................................................................................................... 72
8.6.2 What NAT Does ....................................................................................................................................................... 72
8.6.3 How NAT Works[h1] ............................................................................................................................................... 72
9 Dynamic DNS .............................................................................................................................. 74
9.1 Overview .................................................................................................................................................................... 74
9.1.1 What You Need To Know ........................................................................................................................................ 74
9.2 The Dynamic DNS Screen .......................................................................................................................................... 74
10 Firewall........................................................................................................................................ 76
10.1 Overview .................................................................................................................................................................. 76
10.1.1 What You Need to Know ....................................................................................................................................... 76
10.2 The General Screen ................................................................................................................................................... 77
10.3 The Services Screen .................................................................................................................................................. 78
10.3.1 The Add New Services Entry Screen ..................................................................................................................... 79
10.4 The Access Control Screen ....................................................................................................................................... 80
10.4.1 The Add New ACL Rule/Edit Screen .................................................................................................................... 81
10.5 The DoS Screen ........................................................................................................................................................ 83
10.6 Firewall Technical Reference.................................................................................................................................... 83
10.6.1 Guidelines For Enhancing Security With Your Firewall ........................................................................................ 83
10.6.2 Security Considerations ......................................................................................................................................... 84
11 MAC Filter .................................................................................................................................. 85
11.1 Overview ................................................................................................................................................................... 85
11.1.1 What You Need to Know ....................................................................................................................................... 85
11.2 The MAC Filter Screen ............................................................................................................................................. 85
12 Parental Control......................................................................................................................... 87
12.1 Overview .................................................................................................................................................................. 87
12.2 The Parental Control Screen ..................................................................................................................................... 87
12.2.1 Add/Edit a Parental Control Rule .......................................................................................................................... 88
13 VoIP ............................................................................................................................................. 91
13.1 Overview .................................................................................................................................................................. 91
13.1.1 What You Need to Know ....................................................................................................................................... 91
13.1.2 Before You Begin ................................................................................................................................................... 92