Chapter 5
Advanced Configuration
44
a d d re ss to use o n a d a ta link.
•
NetBEUI:
It sta nd s fo r
NetB
IOS
E
xte nd e d
U
se r
I
nte rfa c e . It is a ne w,
e xte nd e d ve rsio n o f Ne tBIOS, the p ro g ra m tha t le ts
c o mp ute rs c o mmunic a te within a lo c a l a re a ne two rk.
Ne tBEUI fo rma lize s the fra me fo rma t (o r a rra ng e me nt o f
info rma tio n in a d a ta tra nsmissio n) tha t wa s no t sp e c ifie d
a s p a rt o f Ne tBIOS. Ne tBEUI wa s d e ve lo p e d b y IBM fo r its
LAN Ma na g e r p ro d uc t a nd ha s b e e n a d o p te d b y
Mic ro so ft fo r its Wind o ws NT, LAN Ma na g e r, a nd Wind o ws
fo r Wo rkg ro up s p ro d uc ts. He wle tt-Pa c ka rd a nd DEC use it
in c o mp a ra b le p ro d uc ts.
Ne tBEUI is the b e st p e rfo rma nc e c ho ic e fo r
c o mmunic a tio n within a sing le LAN. Be c a use , like Ne tBIOS,
it d o e s no t sup p o rt the ro uting o f me ssa g e s to o the r
ne two rks, its inte rfa c e must b e a d a p te d to o the r p ro to c o ls
suc h a s Inte rne two rk Pa c ke t Exc ha ng e o r TCP/ IP. A
re c o mme nd e d me tho d is to insta ll b o th Ne tBEUI a nd
TCP/ IP in e a c h c o mp ute r a nd se t the se rve r up to use
Ne tBEUI fo r c o mmunic a tio n within the LAN a nd TCP/ IP
•
IGMP:
It sta nd s fo r
I
nte rne t
G
ro up
M
a na g e me nt
P
ro to c o l. It is the
Inte rne t p ro to c o l tha t p ro vid e s a wa y fo r a n Inte rne t
c o mp ute r to re p o rt its multic a sting g ro up me mb e rship to
a d ja c e nt ro ute rs. Multic a sting a llo ws o ne c o mp ute r o n the
Inte rne t to se nd c o nte nt to multip le o the r c o mp ute rs tha t
ha ve id e ntifie d the mse lve s a s inte re ste d in re c e iving the
o rig ina ting c o mp ute r's c o nte nt. Multic a sting c a n b e use d
fo r suc h a p p lic a tio ns a s up d a ting the a d d re ss b o o ks o f
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