Netgear FVG318 참조 매뉴얼

10

-4

T

rou

ble

sh

ootin

g

If your firewall

 is unable to 

acce

ss the

 Internet, 

you should first 

de

te

rmine whethe

r 

the firewall is 

able to obtain 

a W

AN IP addres

s from 

the ISP

. Un

less you have been assigne

d a static

 IP addre

ss, 

your firewall must request an IP 

address 

from th

e ISP

. Y

ou can dete

rmine whe

ther the reque

st was 

succes

sful using the

 W

eb Configura

tion 

Manager

.

To

 chec

k the

 W

AN IP addre

ss: 

1.

Launch your brows

er and sele

ct an 

ex

tern

al site such 

as

 h

ttp:/

/www

.netgear

.com

2.

Acc

ess the main menu 

of the firew

all’

s configuration at 

 

3.

Under the Maintenance heading, selec

t Router S

4.

Che

ck 

that an IP addre

ss is shown for the W

A

N

 Port

 

If 0

.0

.0.0

 is sho

w

n, 

you

r firewal

l has no

t o

btained

 an

 IP 

ad

dress 

from yo

ur IS

P.

If yo

ur firewa

ll 

is

 u

na

ble

 to

 ob

tain

 an IP ad

dre

ss 

fro

m th

e 

ISP

, yo

u may

 need to

 fo

rce y

our 

cabl

e o

r 

DSL 

mo

dem t

o recogn

ize 

yo

ur n

ew fir

ewall b

y p

erfo

rmi

ng 

the fo

llowin

g p

roced

ure:

1.

T

urn

 of

f po

wer t

o th

e 

cab

le 

or DSL 

mo

dem. 

2.

T

urn of

f power to your firewall. 

3.

W

ait five

 m

inu

tes an

d 

re

app

ly p

ow

er to the

 c

ab

le

 or DSL mo

dem

. 

4.

Whe

n the

 modem’

s LED

s indicate that it has rea

cquired sync with 

the ISP

, reapply power to 

yo

ur firew

all.

If your firewall

 is still unable to obtain an IP 

address from 

the ISP

, the 

pr

oblem may be 

one of 

the 

following:

•

Y

ou

r ISP ma

y req

uire

 a

 lo

gin

 pro

gra

m.

 

Ask your ISP 

whether they require 

PPP over Ethe

rnet (PPP

oE) or some other

 type 

of login.

•

If y

ou

r ISP 

req

uires a lo

gin

, yo

u 

may h

ave inco

rrectly

 set 

the lo

gin

 name an

d p

assword

.

•

Y

ou

r IS

P may

 check

 fo

r yo

ur P

C

's 

host 

name.

 

Assign the PC Host

 Name of your ISP 

acco

unt as the 

Account Name in the 

Basic Settings 

me

nu.

•

Y

our ISP only 

allows one 

Ethernet MAC 

address

 to connect to Internet, and 

may 

check for 

your PC’

s MAC addre

ss. In this

 c

ase

:

In

form yo

ur ISP

 that yo

u h

ave bo

ug

ht a new ne

twork devi

ce, and ask them to use the f

irewall’

s 

MAC addres

s.