单项选择题

What is required to enable the use of metrics larger then 63 for traffic engineering in IS-IS?（）

A. No action required, wide metrics are used by default in IS-IS.
B. Enable wide-metrics-only under protocols IS-IS.
C. Enable traffic-engineering under protocols IS-IS.
D. Disable TLVs 2 and 128 which carry the 6-bit metrics (0-63).

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单项选择题

Which JUNOS software show command allows you to view BGP attributes for a given route?（）

A. show route bgp
B. show route extensive
C. show bgp attribute
D. show bgp neighbor

单项选择题

Given the following policy, what happens when the 1.1/17 route is evaluated?（）
[edit policy-options] policy-statement test
{ from { route-filter 0/0 orlonger accept; route-filter 1.1/17 upto /24 reject; route-filter 1.1/18 exact; }
then { metric 6; accept; }

A. The route does not match this policy.
B. The route is accepted.
C. The route is rejected.
D. The route is accepted with a metric of 6.

多项选择题

Which three attributes are carried in a source active message?（）

A. NLRI information
B. IP address of originating RP
C. address of multicast source
D. all active RPs in the local domain
E. group address to which the source is sending