TCP/IP ?nh tuy?n c b?n dnh cho Windows NT

D?ch tiu ? D?ch tiu ?
ID c?a bi: 140859 - Xem s?n ph?m m bi ny p d?ng vo.
Bung t?t c? | Thu g?n t?t c?

? Trang ny

TM T?T

Bi vi?t ny th?o lu?n v? Windows NT Routing Table trn m?t n homed my v multihomed Windows NT Router c v khng c giao th?c Multi B? ?nh tuy?n (MPR). Thng tin c b?n ny s? gip v?i gi?i p th?c m?c lin quan ?n TCP/IP.

THNG TIN THM

Route b?ng

Ngay c? m?t n homed TCP/IP ch? ? a ra quy?t ?nh ?nh tuy?n. y quy?t ?nh ?nh tuy?n ?c i?u khi?n b?i bn tuy?n ?ng. B?ng tuy?n ?ng c th? ?c hi?n th? b?ng cch g? "route print" t?i d?u nh?c l?nh. Sau y l m?t v d? l? b?ng t? m?t my homed n. Tuy?n ?ng ny n gi?n b?ng ?c xy d?ng t? ?ng c?a Windows NT d?a trn c?u h?nh IP my ch? c?a b?n.

Network Address   Netmask          Gateway Address  Interface       Metric

0.0.0.0           0.0.0.0          157.57.8.1       157.57.11.169      1
127.0.0.0         255.0.0.0        127.0.0.1        127.0.0.1          1
157.57.8.0        255.255.248.0    157.57.11.169    157.57.11.169      1
157.57.11.169     255.255.255.255  127.0.0.1        127.0.0.1          1
157.57.255.255    255.255.255.255  157.57.11.169    157.57.11.169      1
224.0.0.0         224.0.0.0        157.57.11.169    157.57.11.169      1
255.255.255.255   255.255.255.255  157.57.11.169    157.57.11.169      1
				


Cc tiu ? c?a m?i c?t trong b?ng ? trn ?c gi?i thch trong sau y vn b?n:

?a ch? m?ng:

?a ch? m?ng l i?m ?n. C?t ?a ch? m?ng c th? ch?a:

  • ?a ch? my ch?
  • ?a ch? m?ng con
  • ?a ch? m?ng
  • C?ng n?i m?c ?nh
Th? t? t?m ki?m l c?ng nh trn, t? cc tuy?n ?ng ?c o nh?t (my ch? ?a ch?) ? nh?t chung (c?ng m?c ?nh):

0.0.0.0         is the default route
127.0.0.0       is the loopback address
157.57.8.0      is the local subnet address
157.57.11.169   is the network card address
157.57.255.255  is the subnet broadcast address
224.0.0.0       is the multicast address
255.255.255.255 is the limited broadcast address
				


M?t n? m?ng:

M?t n? m?ng xc ?nh nh?ng g? ph?n ?a ch? m?ng ph?i ph h?p cho m tuy?n ?ng s? ?c s? d?ng. Khi m?t n? ?c vi?t trong h? nh? phn l m?t 1 ng k? (ph?i kh?p v?i) v m?t 0 c?n khng kh?p. V d?, m?t 255.255.255.255 m?t n? ?c s? d?ng cho m?t m?c nh?p my ch? lu tr?. M?t n? c?a t?t c? cc 255s (t?t c? 1s) c ngh?a l ?a i?m ?n c?a gi d? li?u s? ?c chuy?n ph?i chnh xc ph h?p v?i ?a ch? m?ng cho tuy?n ?ng ny s? ?c s? d?ng. ?i v?i nhau V d?, ?a ch? m?ng 157.57.8.0 c m?t m?t n? m?ng c?a 255.255.248.0. M?t n? m?ng ny c ngh?a l l?n ?u tin hai octet ph?i ph h?p v?i chnh xc, 5 ?u tin bit c?a octet th? ba ph?i ph h?p v?i (248 = 11111000) v octet cu?i khng khng v?n ?. K? t? khi 8 trong h? th?ng s? th?p phn l tng ng v?i 00001000 nh? phn, m?t tr?n ?u s? ph?i b?t ?u v?i 00001. V? v?y, b?t k? ?a ch? c?a 157.57 v octet 8 qua 15 (15 = 00001111), th? ba s? s? d?ng ny tuy?n ?ng. y l m?t m?t n? m?ng cho m?t m?ng con ?ng v do ?c g?i l cc m?t n? m?ng con.

?a ch? c?ng:

?a ch? c?ng ra l ni m gi d? li?u c?n ph?i ?c g?i. i?u ny c th? cc m?ng c?c b? th? ho?c m?t c?ng (router) trn m?ng con ?a phng.

Giao di?n:

Giao di?n l ?a ch? c?a card m?ng m gi nn ?c g?i. 127.0.0.1 l ?a ch? loopback ph?n m?m.

S? li?u:

Cc s? li?u l m?t s? b?c nh?y ?n ch. B?t c? i?u g? v? cc ?a phng LAN l m?t hop v m?i b? ?nh tuy?n v?t qua sau l m?t b? sung hop. Cc s? li?u ?c s? d?ng ? xc ?nh cc tuy?n ?ng t?t nh?t.

Multihomed Router

y l m?c ?nh tuy?n b?ng c?a m?t my ch? Windows NT multihomed.

Network Address   Netmask           Gateway Address   Interface      Metric

0.0.0.0           0.0.0.0           157.57.24.1       157.57.24.193     1
0.0.0.0           0.0.0.0           199.199.40.1      199.199.40.139    1
127.0.0.0         255.0.0.0         127.0.0.1         127.0.0.1         1
157.57.24.0       255.255.248.0     157.57.24.193     157.57.24.193     1
157.57.24.193     255.255.255.255   127.0.0.1         127.0.0.1         1
199.199.40.0      255.255.255.0     199.199.40.139    199.199.40.139    1
199.199.40.139    255.255.255.255   127.0.0.1         127.0.0.1         1
199.199.40.255    255.255.255.255   199.199.40.139    199.199.40.139    1
224.0.0.0         224.0.0.0         157.57.24.193     157.57.24.193     1
224.0.0.0         224.0.0.0         199.199.40.139    199.199.40.139    1
255.255.255.255   255.255.255.255   199.199.40.139    199.199.40.139    1
				


Ki?m tra "Kch ho?t tnh nng IP Routing" c?u h?nh nng cao TCP/IP ? kch ho?t vi?c ?nh tuy?n. T?i th?i i?m ny Windows NT s? ?nh tuy?n gi?a cc m?ng con hai.

Lu ? - cho Multihomed Router ? v?t qua DHCP khm ph cc gi d? li?u t? m?t trong nh?ng m?ng con khc b?n s? c?n ph?i ci ?t "bootp Relay Agent" m i km v?i MPR. MPR th?o lu?n sau ny.

M?t lu ? v? c?ng n?i m?c ?nh:

Trong c?u h?nh TCP/IP, b?n c th? thm m?t tuy?n ?ng m?c ?nh cho m?i m?ng th?. i?u ny s? t?o ra m?t 0.0.0.0 tuy?n ?ng cho m?i. Tuy nhin, ch? c m?t m?c ?nh tuy?n ?ng s? th?c s? ?c s? d?ng. Trong tr?ng h?p ny, 199.199.40.139 l l?n ?u tin th? trong TCP/IP bindings v do l con ?ng m?c ?nh cho th? ny s? ?c s? d?ng. K? t? khi c?ng ch? c m?t m?c ?nh s? ?c s? d?ng, b?n nn ch? c?u h?nh m?t th? ? c m?t c?ng m?c ?nh. i?u ny s? lm gi?m s? nh?m l?n v b?o ?m k?t qu? b?n d? ?nh.

? bi?t thm chi ti?t, xem cc bi vi?t sau y trong ki?n th?c Microsoft c s?:
ID C?A BI: 157025
Tiu ?: C?ng m?c ?nh c?u h?nh cho my tnh a Homed

N?u b? ?nh tuy?n Windows NT khng c giao di?n trn con cho tr?c, n s? c?n m?t tuy?n ?ng ?n . i?u ny c th? ?c th?c hi?n b?ng cch thm cc tuy?n t?nh ho?c b?ng cch s? d?ng MPR. MPR th?o lu?n sau ny.

? thm m?t t?nh l?

y l m?t tuy?n ?ng v d?.

Tuy?n ?ng Add 199.199.41.0 m?t n? 255.255.255.0 199.199.40.1 s? li?u 2

Lu ?: Ty ch?n mt ch? ?c h? tr? trong Windows NT 3.51 v?i d?ch v? Pack 2 ho?c sau ny ?c ci ?t.

Cc tuy?n ?ng trong v d? ny c ngh?a l ? c ?c ? 199.199.41.0 m?ng con v?i m?t m?t n? 255.255.255.0 s? d?ng c?a ng? 199.199.40.1 v r?ng m?ng con l 2 Hoa bia i. M?t tuy?n ?ng t?nh c?ng c?n ph?i ?c thm vo k? ti?p cc b? ?nh tuy?n cho n lm th? no ? l?y l?i ? m?ng con th? truy c?p b?i l ng?i ?u tin b? ?nh tuy?n. V?i m?t m?ng l?i c?a m?t vi b? ?nh tuy?n ho?c cc tuy?n ?ng b?, t?nh c th? tr? thnh r?t ph?c t?p.

? bi?t thm chi ti?t, xin vui l?ng xem cc bi sau y trong cc C s? ki?n th?c Microsoft:
ID C?A BI: 141383
Tiu ?: "P" chuy?n ?i cho tuy?n ?ng ch? huy ?c thm vo trong Windows NT

Giao th?c Multi Router (MPR)

MPR g?m nh?ng i?u sau y:
  • ?nh tuy?n thng tin giao th?c (RIP) cho TCP/IP.
  • ?i l? ti?p s?c BOOTP (giao th?c kh?i ?ng) cho c?u h?nh my ch? ?ng Giao th?c (DHCP).
  • RIP cho IPX.
RIP ?c s? d?ng b?i b? ?nh tuy?n ?ng trao ?i thng tin ?nh tuy?n. RIP router pht sng c?a h? b?ng ?nh tuy?n m?i 30 giy theo m?c ?nh. Khac RIP router s? l?ng nghe cho cc chng tr?nh pht sng RIP v C?p Nh?t ring c?a h? ?nh tuy?n b?ng.

MPR c s?n trong Service Pack 2 cho Windows NT 3.51.

? bi?t thm chi ti?t, xin vui l?ng xem RIPROUTE.WRI t?p tin (c s?n v?i Windows NT 3.51 Service Pack 2) h?ng d?n ci ?t MPR ho?c bi vi?t sau trong c s? ki?n th?c Microsoft:
ID C?A BI: 138793
Tiu ?: a phng th?c Router ci ?t v c?u h?nh

Thu?c tnh

ID c?a bi: 140859 - L?n xem xt sau cng: 18 Thang Tam 2011 - Xem xt l?i: 2.0
p d?ng
  • Microsoft BackOffice Small Business Server 4.0
T? kha:
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My d?ch
QUAN TRONG: Bi vi?t ny ?c d?ch b?ng ph?n m?m d?ch my c?a Microsoft ch? khng ph?i do con ng?i d?ch. Microsoft cung c?p cc bi vi?t do con ng?i d?ch v c? cc bi vi?t do my d?ch ? b?n c th? truy c?p vo t?t c? cc bi vi?t trong C s? Ki?n th?c c?a chng ti b?ng ngn ng? c?a b?n. Tuy nhin, bi vi?t do my d?ch khng ph?i lc no c?ng hon h?o. Lo?i bi vi?t ny c th? ch?a cc sai st v? t? v?ng, c php ho?c ng? php, gi?ng nh m?t ng?i n?c ngoi c th? m?c sai st khi ni ngn ng? c?a b?n. Microsoft khng ch?u trch nhi?m v? b?t k? s? thi?u chnh xc, sai st ho?c thi?t h?i no do vi?c d?ch sai n?i dung ho?c do ho?t ?ng s? d?ng c?a khch hng gy ra. Microsoft c?ng th?ng xuyn c?p nh?t ph?n m?m d?ch my ny.
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