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发表于 2015-2-2 08:18:52
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正在看这份题库,对第47题有疑问:
4 b, x( p1 S7 n! r' _QUESTION 47
- u3 b6 J1 S8 h, r& Q+ ?A network engineer is configuring a routed interface to forward broadcasts of UDP 69, 53, and 49 to
0 D, B; Q u; E) v, {172.20.14.225. Which command should be applied to the configuration to allow this?
. V* c0 q+ D4 q& IA. router(config-if)#ip helper-address 172.20.14.225
, ?. ^7 l, C) hB. router(config-if)#udp helper-address 172.20.14.225
* H5 i1 z! q; yC. router(config-if)#ip udp helper-address 172.20.14.225
. o: [( J- @" L: E* T5 jD. router(config-if)#ip helper-address 172.20.14.225 69 53 493 w5 C& i G3 x5 `# F4 S
Correct Answer: AC
! M$ k. O% z! x; b5 j
9 V7 U- G' m! V. E+ p; D这道题应该是单选吧,为什么有两个答案?我查了一下,觉得正确答案应该是A。请高人指点。谢谢! |
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