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助理工程师
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本帖最后由 xiangpixiong 于 2013-1-29 00:08 编辑 7 D; K1 Q1 R3 Q; M' ^
' r# M, ^1 a' }, u4 N; U; T呵呵 可以过人了 努力吧!
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1.3 Implement Spanning-Tree(STP)6 C$ ^7 ]5 f0 m; L3 r2 ]
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configure the switches according to the following requirements:6 V; u0 X: @6 v' p) R6 a) F; x
. Both switches must run a separate spanning-tree instance for each VLAN
n: L1 }5 O5 k% |. Use the Spaning-tree mode that feafures rapid transition to forwarding state
+ u/ [- a4 G. v; }( V. Ensure that Sw1 is the root switch,and Sw2 the backup root switch for all odd Vlans used in your3 V/ `3 _. U& }
. Ensure that Sw2 is the root switch,and Sw1 the backup root switch for all even VLANs used in your
9 w5 s5 L; {( n! T# ` G. Configure to 30 seconds the time that all switchs wait before their spanning-tree process attention 1 B" e7 I8 T3 g* ^
receive any spanning-tree configuration message .Ensure the this configuration is in effect application0 e/ S" t1 k% i4 `2 B
/ b9 i- ]7 P& Q. Odd numbers are 1,3,5 .... even 2,4,6.....
y- |; I6 {$ I9 N) i1 W7 {. Don't forget Vlan 1- D6 Y5 W f1 o& G. d! b# c
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sw1:3 T- h* [# y5 m+ X5 {7 o
spanning-tree mode rapid-pvst
6 ]( s9 h: `* F* l0 a D G7 {4 [ spanning-tree vlan 1,11,33,55,123,999 root primary' J+ r( @% q6 y! Z9 c- C
spanning-tree vlan 22,42,44 root secondary
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sw2:
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$ K% D! T2 h6 U! T, @ spanning-tree vlan 1,11,33,55,123,999 secondary6 Y3 ?9 P4 F8 R! E
spanning-tree vlan 42 priority 12288
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spanning-tree mode rapid-pvst( |- T, `% Y- c$ ~0 t% k
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sw4:
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sw1\sw2\sw3\sw4:
* B* F/ B6 h" U7 rspanning-tree vlan 1-4094 max-age 30, b, U) i" x, ]- ^
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