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Derek
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 Posted: Fri Apr 09, 2004 7:36 pm Post subject: Windows 9x OS question. |
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Y o u a r e a b l e t o c on n e c t t o t h e in t e rn e t b u t un a b l e t o c h e c k e m a i l o r s u r f t h e in t e rn e t . W h a t c o m p on en t o f W in d o w s 9 8 s h o u l d y o u r e p a i r ?
A . T e ln e t
B . m s c on f i g . e x e
C . W in s o c k
D . F T P
A N S W E R B E L O W
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C . W in s o c k
F o r a d e s c r i p t i on an d d e t a i l s on r e p a i r in g W in s o c k v i s i t t h i s l in k . . .
h t t p : / / s u p p o r t . p cn e t . c a / w in d o w s - 9 5 - 9 8 / w in s o c k . h t m
M a y b e n o t on t h e A + e x a m b u t p r o b a b l y g o o d t o kn o w .
D e r e k
Last edited by Derek on Sat Apr 10, 2004 7:34 pm; edited 1 time in total |
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Dave
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g r e a t q u e s t i on an d e s s en t i a l " m u s t kn o w " f o r b a s i c t r o u b l e s h o o t in g .
M an y u s e r s d o m a k e t h e a s s u m p t i on t h a t i f t h e y c an c on n e c t t o t h e i r I S P , t h en t h e i r in t e rn e t m u s t b e w o r k in g . B u t t h e l o g on s c r i p t r e a l l y h a s n o t h in g t o d o w i t h y o u r b r o w s in g c a p a b i l i t i e s o t h e r t h an t o e s t a b l i s h a c on n e c t i on b e t w e en y o u r c o m p u t e r an d y o u r I S P ' s in t e rn e t c on n e c t i on .
S o m e o t h e r p r o b l e m s t h a t c an o c c u r w o u l d b e a c o r r u p t o r in c o r r e c t en t r i e s in y o u r b r o w s e r s H O S T f i l e t h a t w o u l d c a u s e y o u n o t t o c on n e c t t o c e r t a in w e b s i t e s .
A H O S T f i l e i s a t e x t o r A S C I I f i l e t h a t t r an s l a t e a h o s t n a m e in t o t h e I P a d d r e s s . ( i o w , i t c on v e r t s t h e "n a m e . c o m in t o n u m b e r s o f t h e I P a d d r e s s ) I f a H O S T en t r y i sn t a v a i l a b l e f o r t h e I P a d d r e s s in q u e s t i on , t h en t h e b r o w s e r m u s t q u e r y a D N S s e r v e r f o r t h e i m f o r m a t i on . t h i s a c t i on t a k e s m u c h l on g e r a s t h e D N S s e r v e r i s on t h e in t e rn e t an d t h e H O S T f i l e i s on t h e l o c a l c o m p u t e r .
H O S T f i l e s s h o u l d on l y b e u s e d f o r s t a t i c I P a d d r e s s e s on l y . K e e p in m in d t h a t m an y v e r y l a r g e s i t e s l i k e Y a h o o u s e a r o t a t in g l i s t o f I P a d d r e s s e s in o r d e r t o h an d l e t h e h e a v y d e m an d t h e i r s i t e e x p e r i en c e s . B e c a u s e o f t h a t r e a s on , Y a h o o s h o u l d n e v e r g e t a H O S T en t r y .
An o t h e r t h in g t o r e m e m b e r i s t h a t a H O S T f i l e m a y b e m u c h f a s t e r b u t i t m u s t b e m a in t a in e d m an u a l l y m a k in g i t v e r y un p r a c t i c a l f o r t h e a v e r a g e h o m e u s e r .
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Derek
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Y o u kn o w I r e m e m b e r s e e in g s o m e t h in g a b o u t a h o s t f i l e n o t t o o l on g a g o . D o a l l w e b b r o w s e r s u s e h o s t f i l e s an d i s i t h a r d t o l o c a t e t h e m ?
D e r e k
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Dave
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| Posted: Sat Apr 10, 2004 8:14 pm Post subject: |
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A l l w e b b r o w s e r s c an u s e H O S T S f i l e s b u t t h e u s e o f t h e H O S T S f i l e s i t h in k w i l l b e s l o w l y f a d in g in t o t h e b a c k g r o un d .
B a c k w h en t h e in t e rn e t w a s s m a l l an d t h e r e w e r e p l en t y o f a d d r e s s e s t o g o a r o un d , H O S T S f i l e s w e r e u s e d b e c a u s e t h e y s p e d u p t h e b r o w s e r .
H O S T S f i l e s w e r e a l s o u s e d t o p r o t e c t y o u r s y s t e m f r o m v a r i o u s w e l l kn o wn s p a m s i t e s .
y o u s e e on e t r i c k w a s t o en t e r a p o p u l a r s p y w a r e s i t e in t h e t e x t f i e l d o f t h e H O S T s f i l e b u t h a v e i t p o in t t o y o u r o wn I P a d d r e s s . t h a t w a y , w h en s p y w a r e t r i e s t o r e p o r t b a c k t o i t s h o m e s i t e , t h e in f o a c t u a l l y g e t s r e p o r t e d t o y o u r c o m p u t e r in s t e a d . u s u a l l y y o u r c o m p u t e r w on t kn o w h o w t o r e s p on d t o t h e r e q u e s t an d t h e r e q u e s t d i e s t h e r e . a l s o t h i s w i l l a l e r t a d m in i s t r a t o r s t o a t t e m p t s t o r e p o r t t o s p y w a r e s i t e s an d g i v e y o u a l e g u p in f in d in g t h e s p y b u g in y o u r s y s t e m an d g e t t in g r i d o f i t . in f a c t , t h e r e i s a w e b s i t e t h a t h a s a p r e m a d e h o s t s f i l e t h a t r e d i r e c t s a l l w e l l kn o wn s p y s i t e s o f t w a r e b a c k t o y o u r c o m p u t e r . t h e n a m e e s c a p e s m e n o w b u t a s e a r c h on G o o g l e i m s u r e w i l l h a v e i t .
E v e r b e on a s i t e an d c l i c k on an a d d r e s s t h in k in g i t w i l l t a k e y o u s o m e w h e r e s b u t in s t e a d , i t t a k e s y o u s o m e p l a c e t o t a l l y un e x p e c t e d ? t h e r e a s on t h a t h a p p en e d i s t h e I P a d d r e s s w a s r e d i r e c t e d b y a H O S T S f i l e ( t h e r e a r e o t h e r w a y s t o d o t h i s ) .
i f y o u w an t e d t o , y o u c o u l d m a k e y o u r b r o w s e r g o an y w h e r e i t w an t s t o n o m a t t e r w h e r e s o m e on e t e l l s i t t o g o .
a H O S T S f i l e i s b a s i c a l l y t h e s a m e a s a t e l e p h on e b o o k . b e c a u s e a l l en t r i e s a r e m an u a l l y en t e r e d , y o u c o u l d c on c e i v a b l y en t e r t h e s a m e d e s t in a t i on f o r a l l c o m b in a t i on s o f t e x t a d d r e s s e s . t h i s c an c r e a t e a h u g e m e s s i f n o t m an a g e d p r o p e r l y a s y o u c an p r o b a b l y g u e s s .
a s f a r a s w h e r e i t s l o c a t e d , i t w i l l b e d i f f e r en t p l a c e s d e p en d in g on w h a t O S y o u a r e r un n in g . j u s t r un a s e a r c h on " H O S T S " an d y o u w i l l s e e a f i l e a b o u t 1 k in s i z e . o p en i t w i t h n o t e p a d . in t h e f i l e a r e s o m e g u i d e l in e s on h o w en t r i e s n e e d t o b e m a d e . b u t r e m e m b e r , w h en y o u t y p e a t e x t a d d r e s s in t o y o u r b r o w s e r , i t a l w a y s l o o k s a t t h e h o s t s f i l e f i r s t s o b e c a r e f u l w i t h w h a t y o u p u t in t o t h e f i l e .
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Derek
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S p y b o t u s e s a h o s t s f i l e j u s t a s y o u e x p l a in e d . A l l t h e b a d w e b s i t e s a r e l in k e d t o l o c a l h o s t s o t h e y w on ' t b e c a l l in g h o m e . V e r y c l e v e r .
D e r e k
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Dave
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| Posted: Sun Apr 11, 2004 9:58 am Post subject: |
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o k i g o t c u r i o u s an d l o o k e d f o r t h e s i t e i w a s t a l k in g a b o u t in t h e a b o v e p o s t an d i t s a l m o s t a s i r e m e m b e r i t .
a c t u a l l y i t d o e s p r o v i d e a s m a l l t w i s t in t h a t i t t a k e s t h e m o s t p o p u l a r s p y s i t e s an d t r an s l a t e s t h e m in t o w h a t t h e y t e r m a s "n on s en s e " I P a d d y s .
b u t i d on t kn o w i f t h a t m e t h o d i s a s e f f e c t i v e t o d a y a s i t w a s a f e w y e a r s a g o . t h e in t e rn e t i s g r o w in g s o f a s t n o w t h a t "n on s en s e " I P a d d r e s s e s a r e a l m o s t n on e x i s t en t . r e m e m b e r t h a t t h e H O S T S f i l e i s a m an u a l l y c r e a t e d l i s t o f h o s t n a m e s t r an s l a t e d in t o a l i s t o f s t a t i c I P a d d r e s s e s . t h i s l i s t W I L L N O T c on s i d e r an y d yn a m i c u p d a t e s o f t h e r o u t in g t a b l e o r c h an g e s in t h e in t e rn e t o f an y k in d . s o w h a t c o u l d b e an e m p t y d e s t in a t i on t o d a y c o u l d b e a r e g u l a r s i t e t o m m o r r o w .
a l s o d on t un d e r e s t i m a t e t h e p o w e r s o f g r e e d . i d o u b t t h a t t h i s w o u l d s t y m y a g o o d h a c k e r l on g t h e s e d a y s . b u t t h i s s i t e w o u l d s t i l l b e g o o d f o r g e t t in g t h e a d d r e s s e s o f t h e b i g g e s t , b a d d e s t an d m o s t a c t i v e s p y w a r e s i t e s on t h e n e t t o d a y . t h e s i t e a l s o p r o v i d e s an e x p l an a t i on ( p r o b a b l y a b e t t e r on e t h an m in e ) on t h e p l u s e s an d m in u s e s o f H O S T S f i l e s .
l i k e i s a i d , y o u r b e s t b e t i s t o r e d i r e c t a l l s p y w a r e s i t e s t o l o c a l h o s t ( l o c a l h o s t i s a l w a y s 1 2 7 . 0 . 0 . 1 ) t h a t w a y y o u d on t h a v e t o w o r r y a b o u t b r o a d c a s t in g y o u r in f o a l l o v e r t h e n e t .
h t t p : / / w w w . e v e r y t h in g i sn t . c o m / h o s t s . h t m l
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Hubert
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| Posted: Mon Apr 12, 2004 8:55 pm Post subject: |
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I s t i l l u s e a h o s t f i l e a s on e o f p r e c a u t i on s a g a in s t s p y w a r e an d o t h e r " s c u m w a r e " . On e t h in g t o r e m e m b e r i s t o k e e p i t u p t o d a t e an d k e e p i t r e a d on l y s in c e h i j a c k e r s ( t h e l e s s s o p h i s t i c a t e d on e s ) u s e i t b y p u t t in g t h e r e t h e i r o wn en t r i e s an d i f y o u h a v e a l on g l i s t o f I P s i t c o u l d b e d i f f i c u l t t o f in d t h o s e .
w w w . a u m h a . o r g
h a s a l in k t o a p a r a s i t e f i g h t an d p r e v en t i on in c l u d in g h o s t f i l e u s e .
A s D a v e s a i d u s in g a h o s t f i l e t o r e s o l v e I P s f o r s u r f in g i s o b s o l e t e an d q u i t e u s l e s s b u t b l o c k in g s o m e b a d I P s w i t h i t c an b e a s i m p l e a d d i t i on a l m e t h o d o f s e c u r in g y o u r c o m p . T h e r e a r e o f c o u r s e m o r e s p h i s t i c a t e d t o o l s t o d o i t l i k e f i r e w a l l s , an d b l o c k l i s t m an a g e r s l i k e t h e on e y o u c an f in d h e r e :
h t t p : / / b l u e t a c k . c o . u k / b l m . h t m l
I l i k e t h i s on e ' c o s i t u s e s m an y g o o d s o u r c e s o f b l a c k l i s t e d I P s an d c on v e r t s t h e m t o m an y d i f f e r en t f o r m a t s e . g . z on e a l a r m l i s t o r p r o t o w a l l .
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