ZyXEL P-2812HNU-F1 User Guide - Page 193
The Sessions Screen, Technical Reference
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Chapter 10 Network Address Translation (NAT) Table 47 Port Forwarding: Add/Edit (continued) LABEL DESCRIPTION Apply Click Apply to save your changes. Back Click Back to return to the previous screen without saving. 10.3 The Sessions Screen Use the Sessions screen to limit the number of concurrent NAT sessions each client can use. Click Network Setting > NAT > Sessions to display the following screen. Figure 85 Network Setting > NAT > Sessions The following table describes the fields in this screen. Table 48 Network Setting > NAT > Sessions LABEL DESCRIPTION MAX NAT Session Use this field to set a common limit to the number of concurrent NAT sessions each client computer can have. Apply Cancel If only a few clients use peer to peer applications, you can raise this number to improve their performance. With heavy peer to peer application use, lower this number to ensure no single client uses too many of the available NAT sessions. Click Apply to save your changes. Click Cancel to restore your previously saved settings. 10.4 Technical Reference This section provides some technical background information about the topics covered in this chapter. 10.4.1 NAT Definitions Inside/outside denotes where a host is located relative to the Device, for example, the computers of your subscribers are the inside hosts, while the web servers on the Internet are the outside hosts. Global/local denotes the IP address of a host in a packet as the packet traverses a router, for example, the local address refers to the IP address of a host when the packet is in the local network, while the global address refers to the IP address of the host when the same packet is traveling in the WAN side. P-2812HNU(L)-Fx Series User's Guide 193