11月24日最新CCIE考题发布
26.Exhibit:
priority-list 1 protocol ip medium list 102
priority-list 1 protocol ip normal list 103
priority-list 1 protocol ip low list 104
priority-list 1 default low
access-list 101 permit ip any any precedence critical
access-list 102 permit ip any any precedence flash access-list 103 permit ip any any precedence immediate
access-list 104 permit ip any any precedence priority
Given the settings shown in the exhibit, which queue will a packet tagged with IP Precedence value of 4 go into? A. Low
B. Normal
C. Medium
D. High
E. Will be dropped at the interface. 答案及讲解收听序号: 16861000－7－26 top 27.What statement is TRUE regarding VLAN Trunk Protocol (VTP) pruning? A. VTP pruning only affects traffic from VLANs that are pruning eligible.
B. VLAN 1 is always pruning eligible.
C. Pruning eligibility is determined by the amount of ports assigned to a VLAN.
D. VTP pruning is a way to detect the removal of a VLAN within a VTP domain. 答案及讲解收听序号: 16861000－7－27 top 28.Routers A, B, and C are running IGRP over frame relay connections. No subinterfaces are used, and a single IP subnet is used for all the Frame Relay interfaces. Router A is able to see routers from both Router B and Router C, but Router B and Router C cannot see routers from each other.
Which could be causing this problem? A. Router A is missing frame maps.
B. Router B and Router C are missing frame maps.
C. Split-horizon is enabled on Router A.
D. Split-horizon is disabled on Router A. 答案及讲解收听序号: 16861000－7－28 top 29.What is the goal of the ISIS CSNP and the PSNP packets? A. PSNP are used either to acknowledge the receipt or to request the retransmission of the latest version of
an LSP while the CSNP are used for synchronizing the LS Database or adjacent neighbors.
B. CSNP are used either to acknowledge the receipt to or to request the retransmission of the latest version
of an LSP while the PSNP are used for synchronizing the LS Database of adjacent neighbors.
C. PSNP are used to acknowledge the receipt of the latest version of an LSP while the CSNP are used
either for synchronizing the LS Database of adjacent neighbors or to request the retransmission of an
LSP.
D. CSNP are used to acknowledge the receipt of the latest version of an LSP while the PSNP are used
either for synchronizing the LS Database of adjacent neighbors or to request the retransmission of an
LSP. 答案及讲解收听序号: 16861000－7－29 top 30.Suppose a network access server (NAS) is configured to use TACACS+ to provide user authentication service for remote access users. The NAS get an ERROR in response to its authentication request when: (Select three) A. The TACACS+ service is not running on the server.
B. The supplied user password is incorrect.
C. The username does not exist in the TACACS+ user database.
D. The NAS TACACS+ server key does not match that on the server.
E. The TACACS+ server is unreachable by the NAS. 答案及讲解收听序号: 16861000－7－30 top
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