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1.
Dynamic IP access
As shown in Figure 6_1, the following describes the meaning of the parameters for dynamic IP
access.
Interface: Selects the appropriate interface for the device.
Access mode: Selects "Dynamic IP access" here.
Operator policy: Selects the operator of the interface, with the options as follows: Operator
policy, Telecom, China Unicom and China Mobile respectively.
Working mode: options include NAT and routing mode.
NAT mode: Network address translation. The router working in this mode can convert
the IP address of the Intranet (LAN side) to that of the external network (WAN side).
The router works in this mode by default.
Routing mode: The router working in this mode will not NAT-convert the IP address for
the Intranet (LAN side) to access to the external network (WAN side), and directly looks
up the routing table for forwarding.
Tip:
Both NAT mode and routing mode can take effect to a single line.
MAC address: The MAC address of the related interface, which usually requires no
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Figure 6_1 Configuration of WAN port
Chapter 6 Network parameters
Page 19
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