单项选择题

An IS-IS router is adjacent to and passing traffic with……

An IS-IS router is adjacent to and passing traffic with a neighbor. You perform a show isis interface detail command and notice that for some interfaces you have a circuit type of 3. Which IS-IS level(s) is enabled on these interfaces?（）

A. Level 1 only
B. Level 2 only
C. Level 1 and Level 2
D. Level 3 only

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热门试题

单项选择题Which method should be used to dynamically elect an RP when your network is using PIM version1?（）

A. auto-RP
B. static RP
C. discovery mode
D. bootstrap protocol

单项选择题By default, what does a Juniper Networks router set the BGP origin code to when originating theroute?（）

A. IGP (Value 0)
B. EGP (Value 1)
C. Incomplete (Value 2)
D. It depends on the route's source.

单项选择题In JUNOS software, which type of VPN supports IPX and Appletalk?（）

A. Martini based VPNs
B. 2547bis based VPNs
C. Sham link based VPNs
D. Virtual Router based VPNs

单项选择题What is true when designing OSPF import routing policy in JUNOS software?（）

A. Import policies are not possible.
B. Import policies only match on external routes.
C. Import policies only match on internal routes.
D. Import policies can cause inconsistent link state databases.

单项选择题Within IS-IS, the restart helper performs which task?（）

A. It sends CSNPs to the restarting router.
B. It periodically sends TLV 211 to the restarting router.
C. It informs other routers in the domain that a router has restarted.
D. It tears down adjacency and sends its entire database after 30 seconds.