TP-Link TL-ER6020 TL-ER6020 v1 User Guide - Page 59
Traffic Control
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3.3.1.6 ALG Some special protocols such as FTP, H.323, SIP, IPsec and PPTP will work properly only when ALG (Application Layer Gateway) service is enabled. Choose the menu Advanced→NAT→ALG to load the following page. Figure 3-34 ALG The following items are displayed on this screen: ALG FTP ALG: Enable or disable FTP ALG. The default setting is enabled. It is recommended to keep the default setting if no special requirement. H.323 ALG: Enable or disable H.323 ALG. The default setting is enabled. H.323 is used for various applications such as NetMeeting and VoIP. SIP ALG: Enable or disable SIP ALG. The default setting is enabled. It is recommended to keep the default setting if no special requirement. IPsec ALG: Enable or disable IPsec ALG. The default setting is enabled. It is recommended to keep default if no special requirement. PPTP ALG: Enable or disable PPTP ALG. The default setting is enabled. It is recommended to keep default if no special requirement. 3.3.2 Traffic Control Traffic Control functions to control the bandwidth by configuring rules for limiting various data flows. In this way, the network bandwidth can be reasonably distributed and utilized. -54-
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