本帖最后由 orthogonal 于 2016-4-9 14:37 编辑 ' U2 C7 v7 r- k! H: Z9 |' o3 e, `6 [) q4 h$ a) H
My friend took the exam in the month of February . He faced the new diag and confirm the scenario that described before in other posts + G; g9 e; p7 H% E, E! c # ^+ ^! u5 A8 H! [) c. B1 hsrpipv6% o4 d# U+ B. \
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q1 which device has the problem. unknown device in the lan* R2 D0 L2 z- l
q2quick fix increase the hsrp priority of ce2 ( currently standby)2 U7 c" s; ] m* B2 p6 ]) W; F* s
q3 packet capture packet id - find the RA packet with source ip different from CE1 and CE2 / t1 M# s7 u7 D9 X) G* T 3 _$ @4 m% u# k9 `* {* i! ?/ _2 X2 multicast ) R7 N. t3 _8 g1 w: s* G 8 N6 _" U2 X. [' Z; o3 G1? what is the issue RP address in r3 not know ( 0.0.0.0 )- Y; S" s( G" F r# t$ J
2 what can ask to help resolve the case : why is r3 missing the route to RP ( r4 ) L# [6 E( b) w' K3 C8 M# J3 quick fix. static host route in r3 pointing to address of the rp . y2 v% |" P2 h0 L/ \
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发表于 2016-4-9 10:23:14
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