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单选题
What is the purpose of an address book？（）
A
It holds security policies for particular hosts.
B
It holds statistics about traffic to and from particular hosts.
C
It defines hosts in a zone so they can be referenced by policies.
D
It maps hostnames to IP addresses to serve as a backup to DNS resolution.
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更多 “单选题What is the purpose of an address book？（）A It holds security policies for particular hosts.B It holds statistics about traffic to and from particular hosts.C It defines hosts in a zone so they can be referenced by policies.D It maps hostnames to IP addresses to serve as a backup to DNS resolution.” 相关考题
考题
The network administrator has configured port security on a Ezonexam switch. Why would a network administrator configure port security on this Ezonexam device?A．To prevent unauthorized hosts from getting access to the LANB．To limit the number of Layer 2 broadcasts on a particular switch portC．To prevent unauthorized Telnet or SSH access to a switch portD．To prevent the IP and MAC address of the switch and associated portsE．None of the above
考题
Which two statements are true regarding the system－default security policy [edit security policies default－policy]?()(Choose two.)
A. Traffic is permitted from the trust zone to the untrust zone.B. Intrazone traffic in the trust zone is permitted.C. All traffic through the device is denied.D. The policy is matched only when no other matching policies are found.
考题
You want to create a policy allowing traffic from any host in the Trust zone to hostb.example.com(172.19.1.1) in theUntrust zone. How do you do create this policy? ()
A. Specify the IP address (172.19.1.1/32) as the destination address in the policy.B. Specify the DNS entry (hostb.example.com.) as the destination address in the policy.C. Create an address book entry in the Trust zone for the 172.19.1.1/32 prefix and reference this entry in the policy.D. Create an address book entry in the Untrust zone for the 172.19.1.1/32 prefix and reference this entry in the policy.
考题
A network administrator wants to ensure that only the server can connect to port Fa0/1 on a Catalyst switch. The server is plugged into the switch Fa0/1 port and the network administrator is about to bring the server online. What can the administrator do to ensure that only the MAC address of the server is allowed by switch port Fa0/1?（）A. Configure port Fa0/1 to accept connections only from the static IP address of the server.B. Employ a proprietary connector type on Fa0/1 that is incompatible with other host connectors.C. Configure the MAC address of the server as a static entry associated with port Fa0/1.D. Bind the IP address of the server to its MAC address on the switch to prevent other hosts from spoofing the server IP address.E. Configure port security on Fa0/1 to reject traffic with a source MAC address other than that of the server.F. Configure an access list on the switch to deny server traffic from entering any port other than Fa0/1.
考题
Why would a network administrator configure port security on a switch?（）A、to prevent unauthorized Telnet access to a switch portB、to limit the number of Layer 2 broadcasts on a particular switch portC、to prevent unauthorized hosts from accessing the LAND、to protect the IP and MAC address of the switch and associated portsE、to block unauthorized access to the switch management interfaces over common TCP ports
考题
Assume the default-policy has not been configured.Given the configuration shown in the exhibit， which two statements about traffic from host_a inthe HR zone to host_b in the trust zone are true？（） [edit security policies from-zone HR to-zone trust] user@host# show policy one { match { source-address any； destination-address any； application [ junos-http junos-ftp ]； } then { permit； } } policy two { match { source-address host_a； destination-address host_b； application [ junos-http junos-smtp ]； } then { deny； } }A、DNS traffic is denied.B、HTTP traffic is denied.C、FTP traffic is permitted.D、SMTP traffic is permitted.
考题
What is the purpose of an address book？（）A、It holds security policies for particular hosts.B、It holds statistics about traffic to and from particular hosts.C、It defines hosts in a zone so they can be referenced by policies.D、It maps hostnames to IP addresses to serve as a backup to DNS resolution.
考题
In a DNS environment， the zone file that maps hostnames to IP address （sometimes called the named.hosts file）， is created on which of the following servers？（）A、CacheB、PrimaryC、SecondaryD、Primary and secondary
考题
Which configuration shows the correct application of a security policy scheduler?（）A、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn myTunnel; } scheduler-name now; } } }B、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn myTunnel; } } } scheduler-name now; }C、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn scheduler-name now; } } } }D、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; scheduler-name now; } then { permit { tunnel { ipsec-vpn myTunnel; } } } scheduler-name now; }myTunnel;
考题
Your task is to provision the Junos security platform to permit transit packets from the Private zone to the External zone by using an IPsec VPN and log information at the time of session close.Which configuration meets this requirement?（）A、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts;destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; } } log { session-init; } } }B、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; } } count { session-close; } } }C、[edit security policies from-zone Private to-zone External] user@host# showpolicy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN;} } log { session-close; } } }D、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; log; count session-close; } } } }
考题
What is the purpose of a zone in JUNOS Software？（）A、A zone defines a group of security devices with a common management.B、A zone defines the geographic region in which the security device is deployed.C、A zone defines a group of network segments with similar security requirements.D、A zone defines a group of network segments with similar class-of-service requirements.
考题
You want to create a security policy allowing traffic from any host in the Trust zone to hostb.example.com（172.19.1.1） in the Untrust zone. How do you create this policy？（）A、Specify the IP address （172.19.1.1/32） as the destination address in the policy.B、Specify the DNS entry （hostb.example.com.） as the destination address in the policy.C、Create an address book entry in the Trust zone for the 172.19.1.1/32 prefix and reference this entry in the policy.D、Create an address book entry in the Untrust zone for the 172.19.1.1/32 prefix and reference this entry in the policy
考题
Which two statements are true regarding the system-default security policy [edit security policies default-policy]?（）(Choose two.)A、Traffic is permitted from the trust zone to the untrust zone.B、Intrazone traffic in the trust zone is permitted.C、All traffic through the device is denied.D、The policy is matched only when no other matching policies are found.
考题
Given the configuration shown in the exhibit， which statement is true about traffic from host_ato host_b？（） [edit security policies from-zone HR to-zone trust] user@host# showpolicy two { match { source-address subnet_a； destination-address host_b； application [ junos-telnet junos-ping ]； } then { reject； } } policy one { match { source-address host_a； destination-address subnet_b； application any； } then { permit； } } host_a is in subnet_a and host_b is in subnet_b.A、DNS traffic is denied.B、Telnet traffic is denied.C、SMTP traffic is denied.D、Ping traffic is permitted
考题
单选题What is the purpose of assigning an IP address to a switch?（）A
Provides local hosts with a default gateway addressB
Allows remote management of the switch.C
Allows the switch to respond to ARP requests between two hostsD
Ensures that hosts on the same LAN can communicate with each other.
考题
单选题Given the configuration shown in the exhibit， which statement is true about traffic from host_ato host_b？（） [edit security policies from-zone HR to-zone trust] user@host# showpolicy two { match { source-address subnet_a； destination-address host_b； application [ junos-telnet junos-ping ]； } then { reject； } } policy one { match { source-address host_a； destination-address subnet_b； application any； } then { permit； } } host_a is in subnet_a and host_b is in subnet_b.A
DNS traffic is denied.B
Telnet traffic is denied.C
SMTP traffic is denied.D
Ping traffic is permitted
考题
单选题In a DNS environment， the zone file that maps hostnames to IP address （sometimes called the named.hosts file）， is created on which of the following servers？（）A
CacheB
PrimaryC
SecondaryD
Primary and secondary
考题
单选题Which configuration shows the correct application of a security policy scheduler?（）A
[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn myTunnel; } scheduler-name now; } } }B
[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn myTunnel; } } } scheduler-name now; }C
[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn scheduler-name now; } } } }D
[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; scheduler-name now; } then { permit { tunnel { ipsec-vpn myTunnel; } } } scheduler-name now; }myTunnel;
考题
单选题You want to create a security policy allowing traffic from any host in the Trust zone to hostb.example.com (172.19.1.1) in the Untrust zone. How do you create this policy?（）A
Specify the IP address (172.19.1.1/32) as the destination address in the policy.B
Specify the DNS entry (hostb.example.com) as the destination address in the policy.C
Create an address book entry in the Trust zone for the 172.19.1.1/32 prefix and reference this entry in the policy.D
Create an address book entry in the Untrust zone for the 172.19.1.1/32 prefix and reference this entry in the policy.
考题
单选题Why would a network administrator configure port security on a switch?（）A
to prevent unauthorized Telnet access to a switch portB
to limit the number of Layer 2 broadcasts on a particular switch portC
to prevent unauthorized hosts from accessing the LAND
to protect the IP and MAC address of the switch and associated portsE
to block unauthorized access to the switch management interfaces over common TCP ports
考题
单选题A network administrator wants to permit Telnet traffic initiated from the address book entry the10net in azone called UNTRUST to the address book entry Server in a zone called TRUST.However， the administrator does not want the server to be able to initiate any type of traffic from the TRUSTzone to the UNTRUST zone. Which configuration would correctly accomplish this task？（）A
AB
BC
CD
D
考题
单选题What is the IPv6 address FF02::2 used for?（）A
all routers in a local segmentB
all routers in an autonomous systemC
all hosts in a local segmentD
all hosts in a particular multicast group
考题
单选题You want to create a policy allowing traffic from any host in the Trust zone to hostb.example.com(172.19.1.1) in theUntrust zone. How do you do create this policy? （）A
Specify the IP address (172.19.1.1/32) as the destination address in the policy.B
Specify the DNS entry (hostb.example.com.) as the destination address in the policy.C
Create an address book entry in the Trust zone for the 172.19.1.1/32 prefix and reference this entry in the policy.D
Create an address book entry in the Untrust zone for the 172.19.1.1/32 prefix and reference this entry in the policy.
考题
多选题A network administrator wants to ensure that only the server can connect to port Fa0/1 on a Catalyst switch. The server is plugged into the switch Fa0/1 port and the network administrator is about to bring the server online. What can the administrator do to ensure that only the MAC address of the server is allowed by switch port Fa0/1?（）AConfigure port Fa0/1 to accept connections only from the static IP address of the server.BEmploy a proprietary connector type on Fa0/1 that is incompatible with other host connectors.CConfigure the MAC address of the server as a static entry associated with port Fa0/1.DBind the IP address of the server to its MAC address on the switch to prevent other hosts from spoofing the server IP address.EConfigure port security on Fa0/1 to reject traffic with a source MAC address other than that of the server.FConfigure an access list on the switch to deny server traffic from entering any port other than Fa0/1.
考题
单选题Your task is to provision the Junos security platform to permit transit packets from the Private zone to the External zone by using an IPsec VPN and log information at the time of session close.Which configuration meets this requirement?（）A
[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts;destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; } } log { session-init; } } }B
[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; } } count { session-close; } } }C
[edit security policies from-zone Private to-zone External] user@host# showpolicy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN;} } log { session-close; } } }D
[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; log; count session-close; } } } }
考题
多选题Which two statements are true regarding the system-default security policy [edit security policies default-policy]?（）(Choose two.)ATraffic is permitted from the trust zone to the untrust zone.BIntrazone traffic in the trust zone is permitted.CAll traffic through the device is denied.DThe policy is matched only when no other matching policies are found.
考题
单选题What is the purpose of a zone in JUNOS Software？（）A
A zone defines a group of security devices with a common management.B
A zone defines the geographic region in which the security device is deployed.C
A zone defines a group of network segments with similar security requirements.D
A zone defines a group of network segments with similar class-of-service requirements.
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