單項(xiàng)選擇題

Which statement correctly describes the disabling of IP TTL propagation in an MPLS network？（）

A.The TTL field from the IP packet is copied into the TTL field of the MPLS label header at the ingress edge LSR
B.TTL propagation cannot be disabled in an MPLS domain
C.TTL propagation is only disabled on the ingress edge LSR
D.The TTL field of the MPLS label header is set to 255
E.The TTL field of the IP packet is set to 0

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單項(xiàng)選擇題

Which of these is mandatory when configuring Cisco IOS Firewall？（）

A.Cisco IOS IPS enabled on the untrusted interface
B.NBAR enabled to perform protocol discovery and deep packet inspection
C.a route map to define the trusted outgoing traffic
D.a route map to define the application inspection rules
E.an inbound extended ACL applied to the untrusted interface

問(wèn)答題

【簡(jiǎn)答題】which BGP attributes will influence inbound flow？

答案： MED、AS-PATH，ORIGIN

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Which statement correctly describes the disabling of IP TTL propagation in an MPLS network？（）

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Which of these is mandatory when configuring Cisco IOS Firewall？ （）

【簡(jiǎn)答題】which BGP attributes will influence inbound flow？

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Which statement correctly describes the disabling of IP TTL propagation in an MPLS network？（）

Which of these is mandatory when configuring Cisco IOS Firewall？（）

【簡(jiǎn)答題】which BGP attributes will influence inbound flow？