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Chapter 11 Network Address Translation (NAT)
VMG4380-B10A / VMG4325-B10A User’s Guide
190
The following table describes the fields in this screen.
11.8 Technical Reference
This part contains more information regarding NAT.
11.8.1 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.
Table 63
Address Mapping: Add/Edit
LABEL
DESCRIPTION
Type
Choose the IP/port mapping type from one of the following.
One-to-One: This mode maps one local IP address to one global IP address. Note that port
numbers do not change for the One-to-one NAT mapping type.
Many-to-One: This mode maps multiple local IP addresses to one global IP address. This is
equivalent to SUA (i.e., PAT, port address translation), the Device's Single User Account
feature that previous routers supported only.
Many-to-Many: This mode maps multiple local IP addresses to shared global IP addresses.
Local Start IP
Enter the starting Inside Local IP Address (ILA).
Local End IP
Enter the ending Inside Local IP Address (ILA). If the rule is for all local IP addresses, then
this field displays 0.0.0.0 as the Local Start IP address and 255.255.255.255 as the Local
End IP address. This field is blank for One-to-One mapping types.
Global Start IP
Enter the starting Inside Global IP Address (IGA). Enter 0.0.0.0 here if you have a dynamic
IP address from your ISP. You can only do this for the Many-to-One mapping type.
Global End IP
Enter the ending Inside Global IP Address (IGA). This field is blank for One-to-One and
Many-to-One mapping types.
Set
Select the number of the mapping set for which you want to configure.
OK
Click OK to save your changes.
Cancel
Click Cancel to exit this screen without saving.
Содержание VMG4325-B10A
Страница 4: ...Contents Overview VMG4380 B10A VMG4325 B10A User s Guide 4 Troubleshooting 283 ...
Страница 14: ...Table of Contents VMG4380 B10A VMG4325 B10A User s Guide 14 ...
Страница 15: ...15 PART I User s Guide ...
Страница 16: ...16 ...
Страница 24: ...Chapter 1 Introducing the Device VMG4380 B10A VMG4325 B10A User s Guide 24 ...
Страница 37: ...Chapter 4 Tutorials VMG4380 B10A VMG4325 B10A User s Guide 37 7 Click Apply to save your settings ...
Страница 69: ...69 PART II Technical Reference ...
Страница 70: ...70 ...
Страница 178: ...Chapter 10 Quality of Service QoS VMG4380 B10A VMG4325 B10A User s Guide 178 ...
Страница 204: ...Chapter 13 Interface Group VMG4380 B10A VMG4325 B10A User s Guide 204 ...
Страница 220: ...Chapter 15 Firewall VMG4380 B10A VMG4325 B10A User s Guide 220 ...
Страница 226: ...Chapter 17 Parental Control VMG4380 B10A VMG4325 B10A User s Guide 226 ...
Страница 236: ...Chapter 19 Certificates VMG4380 B10A VMG4325 B10A User s Guide 236 ...
Страница 240: ...Chapter 20 Log VMG4380 B10A VMG4325 B10A User s Guide 240 ...
Страница 244: ...Chapter 21 Traffic Status VMG4380 B10A VMG4325 B10A User s Guide 244 ...
Страница 250: ...Chapter 24 IGMP Status VMG4380 B10A VMG4325 B10A User s Guide 250 ...
Страница 254: ...Chapter 25 xDSL Statistics VMG4380 B10A VMG4325 B10A User s Guide 254 ...
Страница 256: ...Chapter 26 User Account VMG4380 B10A VMG4325 B10A User s Guide 256 ...
Страница 262: ...Chapter 29 TR 064 VMG4380 B10A VMG4325 B10A User s Guide 262 ...
Страница 266: ...Chapter 30 Time Settings VMG4380 B10A VMG4325 B10A User s Guide 266 ...
Страница 272: ...Chapter 32 Logs Setting VMG4380 B10A VMG4325 B10A User s Guide 272 ...
Страница 290: ...Chapter 36 Troubleshooting VMG4380 B10A VMG4325 B10A User s Guide 290 ...
Страница 330: ...Appendix C Pop up Windows JavaScripts and Java Permissions VMG4380 B10A VMG4325 B10A User s Guide 330 ...
Страница 344: ...Appendix D Wireless LANs VMG4380 B10A VMG4325 B10A User s Guide 344 ...