User's Manual

Chapter 10 Network Address Translation (NAT)
B222s User’s Guide
97
10.2.1 The Port Forwarding Screen
Click N et w ork Set t ing > N AT t o open t he Port Forw ar ding screen.
See
Appendix E on page 249 for port num bers com m only used for part icular services.
Figure 53 Net work Set ting > NAT > Port Forwarding
The following t able describes t he fields in t his screen.
Table 34 Network Sett ing > NAT > Port Forwar ding
LABEL DESCRIPTION
Add new rule Click t his t o add a new port forwarding rule.
# This is t he index num ber of t he ent ry.
St atus This field indicat es whether the r ule is act ive or not .
A yellow bulb signifies t hat t his rule is active. A gray bulb signifies t hat t his rule is not
act ive.
Service Nam e This is t he ser vice’s nam e. This show s User De fin ed if you m anually added a service. You
can change t his by clicking the edit icon.
WAN I nt erface This shows t he WAN int erface t hrough which the ser vice is forw arded.
St art Port This is t he first external port num ber t hat identifies a service.
End Port This is t he last ext ernal port num ber that identifies a service.
Translat ion Start
Por t
This is t he first internal port num ber t hat ident ifies a service.
Tr a n sl a t io n En d
Por t
This is t he last int ernal port num ber t hat ident ifies a service.
Server I P Address This is t he server ’s I P address.
Prot ocol This shows t he I P prot ocol suppor t ed by t his vir tual server, whether it is TCP, UDP, or
TCP/ UD P.
Modify Click t he Edit icon to edit t he por t forwarding r ule.
Click t he D elet e icon to delet e an exist ing port forwarding rule. Note t hat subsequent
address m apping rules m ove up by one when you t ake t his action.
Apply Click Apply t o save your changes.
Cancel Click Cancel t o rest ore your previously saved set t ings.