Chapter 11 Network Address Translation (NAT)
Nebula Mobile Router User’s Guide
205
11.6.4 NAT Application
The following figure illustrates a possible NAT application, where three inside LANs (logical LANs using IP
alias) behind the Zyxel Device can communicate with three distinct WAN networks.
Figure 132
NAT Application With IP Alias
Port Forwarding: Services and Port Numbers
The most often used port numbers are shown in the following table. Please refer to RFC 1700 for further
information about port numbers. Please also refer to the Supporting CD for more examples and details
on port forwarding and NAT.
Table 78 Services and Port Numbers
SERVICES
PORT NUMBER
ECHO
7
FTP (File Transfer Protocol)
21
SMTP (Simple Mail Transfer Protocol)
25
DNS (Domain Name System)
53
Finger
79
HTTP (Hyper Text Transfer protocol or WWW, Web)
80
POP3 (Post Office Protocol)
110
ZD
Содержание LTE3301-PLUS
Страница 16: ...16 PART I User s Guide...
Страница 43: ...Chapter 3 Web Configurator Nebula Mobile Router User s Guide 43 Figure 31 Connection Status...
Страница 50: ...Chapter 3 Web Configurator Nebula Mobile Router User s Guide 50 Figure 36 Check Icons...
Страница 89: ...Nebula Mobile Router User s Guide 89 PART II Technical Reference...
Страница 165: ...Chapter 9 Home Networking Nebula Mobile Router User s Guide 165 Figure 99 Network Setting Home Networking LAN Setup...
Страница 267: ...Chapter 26 Cellular WAN Status Nebula Mobile Router User s Guide 267 Figure 176 System Monitor Cellular WAN Status...
Страница 284: ...Chapter 30 TR 069 Client Nebula Mobile Router User s Guide 284 Figure 187 Maintenance TR 069 Client...
Страница 293: ...Chapter 33 Log Setting Nebula Mobile Router User s Guide 293 Figure 190 Maintenance Log Setting...
Страница 361: ...Index Nebula Mobile Router User s Guide 361 Zyxel Nebula Control Center 18...