Hongdian H7921/H7920 Basic 3G/4G Router - Manual (Page 73)

H92x 3G/4G Router 7 FAQ
Version (2014-05-28) 7 -39
Step 5 Click “Add” to add a new NAT rule.
Figure 5-43 DNAT rule configuration
Step 6 NAT Type select “DNAT”, Configure DNAT rule parameter.
Table 5-20 DNAT Parameter instruction
Parameter Details Operation
Basic Settings
Protocol Supports “TCP”, “UDP”,
“ICMP” or “ALL” Select from Dropdown List
Original Address
Type The destination address of
the IP packet needs to be
converted Dropdown List
 interface
 static
Interface (when
the initial address
type select
“interface” ,
needs to be
configured) Indicates the destination
address of IP packets to an
interface of the router Dropdown List
 br0
 modem

modem2
 eth0
 eth1
Original Address
(when the initial
address type
select “static”,
needs to be
configured) The source address of IP
packet, the source
address needs to be
converted Manual input
Format1：A.B.C.D
Format2: A.B.C.D/Mask