ZyXEL Communications VMG1312-B Series, Руководство пользователя

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Chapter 11 Network Address Translation (NAT)
VMG1312-B Series User’s Guide
189
11.3 The Applications Screen
This screen provides a sum m ary of all NAT applicat ions and t heir configurat ion. I n addit ion, t his
screen allows you t o creat e new applicat ions and/ or rem ove exist ing ones.
To access t his screen, click
N e t w or k Se t t in g > N AT > Applica t ion s
. The follow ing screen
appears.
Figure 75 Net work Set t ing > NAT > Applicat ions
The following t able describes t he labels in t his screen.
End Por t Ent er t he last port of t he original dest inat ion port range.
To forward only one port , ent er t he port num ber in t he St a r t Por t field above and t hen
ent er it again in t his field.
To forward a series of port s, ent er t he last port num ber in a series t hat begins w it h t he port
num ber in t he
St a r t Por t field above.
Translat ion
St art Port This show s t he port num ber t o w hich you want t he Device t o t ranslat e t he incom ing port .
For a range of port s, ent er t he first num ber of t he range t o which you want t he incom ing
port s t ranslat ed.
Translat ion End
Port This show s t he last port of t he t ranslat ed port range.
Server I P
Address Ent er t he inside I P address of t he virt ual server here.
Prot ocol Select t he prot ocol support ed by t his vir t ual ser ver. Choices are TCP , UD P , or TCP/ UD P .
OK Click OK t o save your changes.
Cancel Click Ca n ce l t o exit t his scr een w it hout saving.
Table 52 Port Forwarding: Add/ Edit ( cont inued)
LABEL DESCRIPTION
Table 53 Net work Set t ing > NAT > Applicat ions
LABEL DESCRIPTION
Add new
applicat ion Click t his t o add a new NAT applicat ion rule.
Applicat ion
Forwarded This field show s t he t ype of applicat ion t hat t he service forwards.
WAN I nt er face This field show s t he WAN int erface t hrough which t he service is forwarded.
Server I P
Address This field displays t he dest inat ion I P address for t he service.
Modify Click t he
D e le t e
icon t o delet e t he rule.