单选题Which statement describes the behavior of source NAT with address shifting？（）A Source NAT with address shifting translates both the source IP address and the source port of a packet.B Source NAT with address shifting defines a one-to-one mapping from a

第1题：

What is the function of the Cisco IOS command ip nat inside source static 10.1.1.5 172.35.16.5（）。

• A、It creates a global address pool for all outside NAT transactions
• B、It establishes a dynamic address pool for an inside static address
• C、It creates dynamic source translations for all inside local PAT transactions
• D、It creates a one-to-one mapping between an inside local address and an inside global address
• E、It maps one inside source address to a range of outside global addresses

第2题：

What is the function of the Cisco IOS command ip nat inside source static 10.1.1.5 172.35.16.5？（）

• A、It creates a global address pool for all outside NAT transactions.
• B、It establishes a dynamic address pool for an inside static address.
• C、It creates dynamic source translations for all inside local PAT transactions.
• D、It creates a one-to-one mapping between an inside local address and an inside global address.
• E、It maps one inside source address to a range of outside global addresses.

第3题：

Which statement is true about interface-based source NAT？（）

• A、PAT is a requirement.
• B、It requires you to configure address entries in the junos-nat zone.
• C、It requires you to configure address entries in the junos-global zone.
• D、The IP addresses being translated must be in the same subnet as the egress interface.

第4题：

Which three methods of source NAT does the Junos OS support?（） (Choose three.)

• A、interface-based source NAT
• B、source NAT with address shifting
• C、source NAT using static source pool
• D、interface-based source NAT without PAT
• E、source NAT with address shifting and PAT

第5题：

Which three methods of source NAT does JUNOS Software support？（）

• A、interface-based source NAT
• B、source NAT with address shifting
• C、source NAT using static source pool
• D、interface-based source NAT without PAT
• E、source NAT with address shifting and PAT

第6题：

Which statement is true about source NAT？（）

• A、Source NAT works only with source pools.
• B、Destination NAT is required to translate the reply traffic.
• C、Source NAT does not require a security policy to function.
• D、The egress interface IP address can be used for source NAT

第7题：

Which type of source NAT is configured in the exhibit？（） [edit security nat source] user@host# show rule-set 1 { from interface ge-0/0/2.0； to zone untrust； rule 1A {match { destination-address 1.1.70.0/24； } then { source-nat interface； } } }

• A、interface-based source NAT
• B、static source NAT
• C、pool-based source NAT with PAT
• D、pool-based source NAT without PAT

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第13题：

Which of the following descriptions about IP spoofing is correct？（）

• A、IP source address is forged
• B、IP destination address is forged
• C、IP TCP source port is forged
• D、IP TCP destination port is forged
• E、None of above

第14题：

Interface ge-0/0/2.0 of your device is attached to the Internet and is configured with an IP address and network mask of 71.33.252.17/24. A Web server with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. The Web server is attached to the ge-0/0/0.0 interface of your device. You must use NAT to make the Web server reachable from the Internet using port translation. Which type of NAT must you configure?（）

• A、source NAT with address shifting
• B、pool-based source NAT
• C、static destination NAT
• D、pool-based destination NAT

第15题：

Interface ge-0/0/2.0 of your device is attached to the Internet and is configured with an IP address andnetwork mask of 71.33.252.17/24. A webserver with IP address 10.20.20.1 isrunning an HTTP service on TCP port 8080. The webserver is attached to the ge-0/0/0.0 interface of yourdevice. You must use NAT to make the webserver reachable from the Internet using port translation.Which type of NAT must you configure？（）

• A、source NAT with address shifting
• B、pool-based source NAT
• C、static destination NAT
• D、pool-based destination NAT

第16题：

Which statement describes the behavior of source NAT with address shifting？（）

• A、Source NAT with address shifting translates both the source IP address and the source port of a packet.
• B、Source NAT with address shifting defines a one-to-one mapping from an original source IP address to a translated source IP address.
• C、Source NAT with address shifting can translate multiple source IP addresses to the same translated IP address.
• D、Source NAT with address shifting allows inbound connections to be initiated to the static source pool IP addresses.

第17题：

Which type of source NAT is configured in the exhibit？（） [edit security nat destination] user@host# show pool A { address 10.1.10.5/32； } rule-set 1 { from zone untrust； rule 1A { match { destination-address 100.0.0.1/32； } then { destination-nat pool A； } } }

• A、static destination NAT
• B、static source NAT
• C、pool-based destination NAT without PAT
• D、pool-based destination NAT with PAT

第18题：

A network administrator receives complaints from the engineering group that an application on one server is not working properly. After further investigation, the administrator determines that source NAT translation is using a different source address after a random number of flows. Which two actions can the administrator take to force the server to use one address?（） (Choose two.)

• A、Use the custom application feature.
• B、Configure static NAT for the host.
• C、Use port address translation (PAT).
• D、Use the address-persistent option.

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