Del Sutton
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ACL / NAT

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ACL / NAT

ACL / NAT

Questão 1 de 10

1

Access Control Lists:

Selecione uma ou mais das seguintes:

  • Filter network traffic by controlling weather routed packets are forwarded or blocked at the router's interfaces.

  • determine the upper layer protocol access rights only.

  • Permit the router examines each packet to determine whether to forward or drop the packet, based on the what you specified within the access lists.

  • Criteria could be the source address of the traffic, the destination address of the traffic, the upper-layer protocol or the information

Explicação

Questão 2 de 10

1

You Can control access to the router using the following methods

Selecione uma ou mais das seguintes:

  • Console Access

  • Telnet/SSH Access

  • SNMP Access

  • Controlling Access to the Network Servers That Contain Configuration Files

Explicação

Questão 3 de 10

1

Masquerading (NAPT) is not used very much in residential application as such applications tend to use Dynamic NAT

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 4 de 10

1

Match the Well-Known IP Protocol Port Numbers

Selecione uma ou mais das seguintes:

  • FTP Data : 20

  • FTP program : 21

  • DNS : 53

  • SMTP : 25

  • Telnet : 23

  • TFTP : 69

Explicação

Questão 5 de 10

1

IP Extended Access Lists are always configured with an ACL protocol number between 1-99

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 6 de 10

1

Why You Should Configure Access Lists

Selecione uma ou mais das seguintes:

  • To restrict use access to the "show running-config" command

  • To restrict contents of routing updates

  • To provide traffic flow control

  • To provide security for your network

Explicação

Questão 7 de 10

1

The command: ip nat inside source list 10 interface serial0/0 overload means:

Selecione uma das seguintes:

  • The private IP addresses in the access-list 10 are allowed access to the serial0/0 interface where they will be Network Address Translated. The overload command overrides any instances of overloading.

  • The private IP addresses in the access-list 10 are allowed access to the serial0/0 interface where they will be Network Address Translated until the overload command is issued by the administrator,

  • The private IP addresses in the access-list 10 are allowed access to the serial0/0 interface where they will be Network Address Translated until the point where the system becomes overloaded.

  • The private IP addresses in the access-list 10 are allowed access to the serial0/0 interface where they will be Network Address Translated. The overload keyword specifies that these multiple internal LAN addresses can be Network Address Translated to that single instance.

Explicação

Questão 8 de 10

1

An ACL in Cisco IOS parlance is an Accounting Control Link (ACL)

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 9 de 10

1

access-class access-list number (in|out)

Selecione uma das seguintes:

  • access-class assigns access lists to a Cisco interface

  • access-class assigns access lists to a particular Cisco line like VTY terminals.

  • access-class assigns access lists to a particular Cisco VLAN tag

  • access-class assigns access lists to a particular Cisco Access interface.

Explicação

Questão 10 de 10

1

______________________ address translation is necessary when the number of IP's to translate does not equal the number of IP's to translate to, or they are equal but for some reason it is not desirable to have a static Mapping ....(not multiple choice in exam)

Selecione uma das seguintes:

  • Static

  • Dynamic

  • Variable

  • Floppy

Explicação

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