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单选题
If the PFE does not have a route to the destination address of a packet, which action will be taken?（）
A
The PFE floods the packet out of all interfaces.
B
The PFE drops the packet and sends a destination unreachable notification back to source device.
C
The PFE forwards the packet to the routing engine for furtherprocessing.
D
The PFE queues the packet and sends are quest for a layer3 lookup to the routing engine.
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更多 “单选题If the PFE does not have a route to the destination address of a packet, which action will be taken?（）A The PFE floods the packet out of all interfaces.B The PFE drops the packet and sends a destination unreachable notification back to source device.C The PFE forwards the packet to the routing engine for furtherprocessing.D The PFE queues the packet and sends are quest for a layer3 lookup to the routing engine.” 相关考题
考题
When an SRX series device receives an ESP packet, what happens?()
A. If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, it willB. If the destination IP address in the outer IP header of ESP does not match the IP address of the ingress interface, it willC. If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based packet.D. If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based of inner header, it will decrypt the packet.
考题
Which action does the ping 172.18.1.1 size 5 command perform?()
A. It sends only five ping requests to the 172.18.1.1 destination.B. It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.C. It sends five rapid ping requests to the 172.18.1.1 destination.D. It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.
考题
Which statement describes the PFE?()
A. The PFE controls the RE by providing Layer 2 and Layer 3 forwarding tablesB. The PFE implements advanced services such as policing, stateless firewall filtering, and class of serviceC. The PFE sends traffic to the RE for systematic packet forwardingD. The PFE receives hardware and environmental status messages from the RE
考题
If the PFE does not have a route to the destination address of a packet, which action will be taken?()
A.The PFE floods the packet out of all interfaces.B.The PFE drops the packet and sends a destination unreachable notification back to source device.C.The PFE forwards the packet to the routing engine for furtherprocessing.D.The PFE queues the packet and sends are quest for a layer3 lookup to the routing engine.
考题
A router receives a packet on interface 172.16.45.66／26. The source IP of the packet is 172.16.45.127／26 and the destination is 172.16.46.191／26.How will the router handle the packet?()
A. The destination is a host on another subnet, so the router will not forward the packet.B. The destination is a host on the same subnet, so the router will forward the packet.C. The destination is a broadcast address, so the router will not forward the packet.D. The destination is a network address, so the router will forward the packet.
考题
The following configuration line was added to router R1 Access－list 101 permit ip 10.25.30.00.0.0.255 any What is the effect of this access list configuration?()
A.ermit all packet smatching the first three octets of the source address to all destinationsB.permit all packet matching the last octet of the destination address and accept all source addressesC.permit all packet matching the host bits in the source address to all destinationsD.permit all packet from the third subnet of the network address to all destinations
考题
The following configuration line was added to router R1 Access-list 101 permit ip 10.25.30.00.0.0.255 any What is the effect of this access list configuration?（）A、ermit all packet smatching the first three octets of the source address to all destinationsB、permit all packet matching the last octet of the destination address and accept all source addressesC、permit all packet matching the host bits in the source address to all destinationsD、permit all packet from the third subnet of the network address to all destinations
考题
The following configuration line was added to router R1 Access-list 101 permit ip 10.25.30.00.0.0.255 any What is the effect of this access list configuration？（）A、ermit all packets matching the first three octets of the source address to all destinationsB、permit all packet matching the last octet of the destination address and accept all source addressesC、permit all packet matching the host bits in the source address to all destinationsD、permit all packet from the third subnet of the network address to all destinations
考题
When an IP packet is Layer 3-switched from a source in one VLAN to a destination in anotherVLAN, which field in a packet will be rewritten? （）A、Layer 2 TTLB、Layer 3 TTLC、Layer 3 source addressD、Layer 3 transport protocolE、Layer 3 destination address
考题
Assuming that an IP packet is sent from a source address in VLAN1 to a destination address in VLAN2 through a layer-3 switch, which part of the packet will be changed?（）A、Layer 2 TTLB、Layer 3 TTLC、Layer 3 source addressD、Layer 3 destination address
考题
When an IP packet is Layer 3-switched from a source in one VLAN to a destination in another VLAN,which field in a packet will be rewritten? （）A、Layer 2 TTLB、Layer 3 TTLC、Layer 3 source addressD、Layer 3 transport protocolE、Layer 3 destination address
考题
Which action does the ping 172.18.1.1 size 5 command perform?（）A、It sends only five ping requests to the 172.18.1.1 destination.B、It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.C、It sends five rapid ping requests to the 172.18.1.1 destination.D、It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.
考题
Which statement describes the PFE?（）A、The PFE controls the RE by providing Layer 2 and Layer 3 forwarding tablesB、The PFE implements advanced services such as policing, stateless firewall filtering, and class of serviceC、The PFE sends traffic to the RE for systematic packet forwardingD、The PFE receives hardware and environmental status messages from the RE
考题
Which two statements are correct when you use the reject parameter as the next-hop value for a static route?（）A、The packet is dropped and the packet's source is marked with the no-readvertise parameter.B、The system sends the packet back to the source.C、The packet is dropped from the network.D、The system sends an ICMP message back to the source of the packet.
考题
If the router R1 has a packet with a destination address 192.168.1.255, what describes the operation of the network（）。A、R1 will forward the packet out all interfaces.B、R1 will drop this packet because this it is not a valid IP address.C、As R1 forwards the frame containing this packet, Sw-A will add 192.168.1.255 to its MAC table.D、R1 will encapsulate the packet in a frame with a destination MAC address of FF-FF-FF-FF-FF-FFE、As R1 forwards the frame containing this packet, Sw-A will forward it to the device assigned the IP address of 192.168.1.255.
考题
If the PFE does not have a route to the destination address of a packet, which action will be taken?（）A、The PFE floods the packet out of all interfaces.B、The PFE drops the packet and sends a destination unreachable notification back to source device.C、The PFE forwards the packet to the routing engine for furtherprocessing.D、The PFE queues the packet and sends are quest for a layer3 lookup to the routing engine.
考题
When an SRX series device receives an ESP packet, what happens?（）A、If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, it willB、If the destination IP address in the outer IP header of ESP does not match the IP address of the ingress interface, it willC、If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based packet.D、If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based of inner header, it will decrypt the packet.
考题
单选题When an IP packet is Layer 3-switched from a source in one VLAN to a destination in another VLAN,which field in a packet will be rewritten? （）A
Layer 2 TTLB
Layer 3 TTLC
Layer 3 source addressD
Layer 3 transport protocolE
Layer 3 destination address
考题
多选题Which two statements are correct when you use the reject parameter as the next-hop value for a static route?（）AThe packet is dropped and the packet's source is marked with the no-readvertise parameter.BThe system sends the packet back to the source.CThe packet is dropped from the network.DThe system sends an ICMP message back to the source of the packet.
考题
单选题Which statement describes the PFE?（）A
The PFE controls the RE by providing Layer 2 and Layer 3 forwarding tablesB
The PFE implements advanced services such as policing, stateless firewall filtering, and class of serviceC
The PFE sends traffic to the RE for systematic packet forwardingD
The PFE receives hardware and environmental status messages from the RE
考题
单选题A router receives a packet on interface 172.16.45.66/26. The source IP of the packet is 172.16.45.127/26 and the destination is 172.16.46.191/26.How will the router handle the packet?（）A
The destination is a host on another subnet, so the router will not forward the packet.B
The destination is a host on the same subnet, so the router will forward the packet.C
The destination is a broadcast address, so the router will not forward the packet.D
The destination is a network address, so the router will forward the packet.
考题
单选题Which action does the ping 172.18.1.1 size 5 command perform?（）A
It sends only five ping requests to the 172.18.1.1 destination.B
It sends a continuous ping with a packet length of five bytes to the 172.18.1.1 destination.C
It sends five rapid ping requests to the 172.18.1.1 destination.D
It sends a continuous rapid ping with a packet length of five bytes to the 172.18.1.1 destination.
考题
单选题The following configuration line was added to router R1 Access-list 101 permit ip 10.25.30.00.0.0.255 any What is the effect of this access list configuration?（）A
ermit all packet smatching the first three octets of the source address to all destinationsB
permit all packet matching the last octet of the destination address and accept all source addressesC
permit all packet matching the host bits in the source address to all destinationsD
permit all packet from the third subnet of the network address to all destinations
考题
单选题The following configuration line was added to router R1 Access-list 101 permit ip 10.25.30.00.0.0.255 any What is the effect of this access list configuration？（）A
ermit all packets matching the first three octets of the source address to all destinationsB
permit all packet matching the last octet of the destination address and accept all source addressesC
permit all packet matching the host bits in the source address to all destinationsD
permit all packet from the third subnet of the network address to all destinations
考题
单选题Assuming that an IP packet is sent from a source address in VLAN1 to a destination address in VLAN2 through a layer-3 switch, which part of the packet will be changed?（）A
Layer 2 TTLB
Layer 3 TTLC
Layer 3 source addressD
Layer 3 destination address
考题
单选题When an SRX series device receives an ESP packet, what happens?（）A
If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, it willB
If the destination IP address in the outer IP header of ESP does not match the IP address of the ingress interface, it willC
If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based packet.D
If the destination address of the outer IP header of the ESP packet matches the IP address of the ingress interface, based of inner header, it will decrypt the packet.
考题
单选题When an IP packet is Layer 3-switched from a source in one VLAN to a destination in anotherVLAN, which field in a packet will be rewritten? （）A
Layer 2 TTLB
Layer 3 TTLC
Layer 3 source addressD
Layer 3 transport protocolE
Layer 3 destination address
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