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

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

单项选择题In JUNOS software, which type of encapsulation is required on a PE router for the CE-facinginterface in a Martini-based VPN?（）

A.ATM
B.CCC
C.HDLC
D.Ethernet

单项选择题You have a firewall filter containing two terms applied in an inbound direction on a customer interface.You would like this filter to protect your network from a spoofed denial of service attack. Which match criterion should be configured ito identify unwanted packets?（）

A. from source-port
B. from source-address
C. from destination-address
D. from destination-port