本此考試總題目數為24題: 選擇題12題、HSRP case、BGP、Tickit 10題。8 I! f7 A+ ]$ J* @# q( k: \5 s
+ z! L5 y7 M- H一、選擇題=>題庫涵蓋率99%,建議17題直接熟記。
2 B. y( w' X; J' U2 eQ8:題目敘述與題庫不同,關於WFQ on control plane 造成memory leak的root cause,答案敘述bandwidth的選項,只有此選項的關鍵字有粗體字。& W7 S" v& I( _- c9 S
Q17 : RouterA, RouterB 改名為 RouterC, RouterD,圖片log為EIGRP K-valyes mismatch。=>一樣不會形成鄰居9 m- ?; |, s0 R& r0 H* g
' {, Y/ \0 E: q4 a0 M0 i1 l二、HSRP case、BGP 與題庫一致: u2 j2 P& W: }$ M- ?, Q7 S
9 o& o: [( N% s }' l! J9 Y" K# B* r三、Tickit 10題: 3題變題,請參考下方戰報。0 R" p! e( s; v! ?2 p4 h: n+ I* `
1. R1—BGP neighbor—209.56.200.226错误 2. (變題) R1—IP NAT—s0/0/0 ip nat outside错误 3. (變題) R4—Redistribute ospf— OSPF->EIGRP deny 20改permit 20 4. R4—EIGRP passive interface—两个接口上NO PASSIVE INTERFACE 5. DSW1—VLAN filter 6. ASW1—PORT SECURITY 7. ASW1—PORT Channel 8. (變題) ASW1—access vlans — Q1Q2不變,Q3:選switchport mode access然後no switchport trunk encapsulation dot1q 9. R2—ipv6 ospf 10. R3—ipv6 Tunnel + i5 q; r0 w1 N, Z( D7 D: X1 c0 b3 k9 Y( v
6 N. N0 c8 \7 C/ B建議參考以下戰報所提及的變題及排错方法:$ R4 q/ p) X+ z5 F, ]$ s( O$ Z+ [& d/ H
http://bbs.hh010.com/forum.php?mod=viewthread&tid=5588982 F$ u, U; Z3 Y
http://bbs.hh010.com/forum.php?mod=viewthread&tid=5593928 e% \0 G$ B9 \& d% L& ?
http://bbs.hh010.com/forum.php?mod=viewthread&tid=559308
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; ~1 E% w) i/ }8 B, a8 PP.S補充本次準備排错可使用以下指令(考場實測可用)
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( @& j V' t& v; J, O. MClient 1: ipconfig =>直接看有無透過DHCP成功取得IP。+ p3 N4 E' K2 ^* W8 b+ a
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ASW1 :
0 U! F# s: K( S- m# q8 ?# s. m( @show vlans brief => 確認access vlan' R8 e) A" u: e' c- F& p
show interface trunk =>確認Po13,Po23 allow vlan2 {* \( o5 q5 u: C7 N* s
show port-security => 確認port-status是否violation而port down
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DSW1:7 T5 P8 Q& M$ p/ I9 m
show run 確認vlan filter及interface vlan10 的helper-address ip。
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IPv4查修指令:
9 m Z2 o% U Y8 [: G( W4 Xshow ip ospf neighbor (R1)* A+ r: e$ ^! a, T
show ip bgp summary (R1)' P0 o8 r) B; w; n6 W8 Q
show ip eigrp neighbor(R4)
( G5 K) S+ i: @- \4 l zshow route-map (R4)/ K3 t) ]/ ^1 i! F/ I9 ]- ^5 v
show run 查 IP NAT in/out方向(R1)
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IPv6查修指令:0 P3 s4 R# d8 `, E3 L/ h
show ipv6 ospf neighbor(R2)) ]* T0 n2 e) w6 m: r' r$ u
show ipv6 route (R3,R4有無DSW2 loopback route)4 H$ {1 c9 K7 v0 r
IPv6 tunnel mode => show run (R3)
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0 w; K! P& U. ?. M1 z關於ACL沒考的3題(R1 ACL ,BGP ACL, NAT ACL):
. U, G# z3 Q0 D: Q如有考到只能show run 查,以下指令無法用:show ip access-list; d' e) { [) h9 s
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