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助理工程师
 
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发表于 2018-9-28 12:07:06
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so , 2018.9.05 has a different answer, C, DHCP issue. Which one is correct? I don't think the question any differently.) [3 k7 l. Z o
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R5 configuration :-
" ]7 q% O" b8 Qint gig0/0
% R" s; |4 m& m. c1 C$ y( Yip address dhcp) {) ?8 L: m. t* V6 {; _
This interface not getting dhcp ip address from R4. So even though OSPF configuration was like 0.0.0.0
6 V. M$ N& B e$ ?! q+ j1 D* P0.0.0.0 area 0 , because this interface does not get correct ip address from DHCP it can’t participate in
7 q. k* k6 \* FOSPF.
% Y, N4 k; f9 r" O, dR4 configuration :-( I7 L0 L" v! R# c8 t5 l" F* F7 N
ip dhcp exlude address0 u6 H; x0 z4 Q" j" { f8 v
ip dhcp pool ine
2 [' D+ v, a( w4 x5 k# ~' Pnetwork x.x.x.x x.x.x.x
+ t: S! A5 Z. u+ w: X0 ^- z/ pi think default router command was missing here . not sure
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Int gig0/0
6 \/ k) Y. P; S: ] uip address dhcp .
3 e) s3 a% ^* H2 t% b' {This interface on R4 should have ip address configured on it instead of ” ip address dhcp ” . Hence its not# J W7 Q/ I& W3 n
able to provide dhcp lease address to R5., e1 A3 e: F) Q' `3 ?% X# s
R4 also had ospf configured as network 0.0.0.0 0.0.0.0 area 0. So all interface can participate if they are
# z4 W+ O3 o- i: xup and if they have ip address. ?4 E! R" }5 V! b7 D) C/ m
But because R5 interface connected to R4 could not obtail correct dhcp ip address from R4 due to DHCP9 E, Y7 \! f' k/ d( _
issue they wont form ospf neighborship.
B1 U; _; I3 G2 R( K p+ Z( ASo correct answer is DHCP issue between R5 & R4. |
213#
2018-9-28 12:07:06
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