2.1d Port Security Flashcards

1
Q

Port Security padroes

A

nao ocorre aging nos enderecos aprendidos, por padrao (aging time = 0)

os enderecos aprendidos dinamicamente sao armazenados na tabela MAC e na running config. Para tornar os enderecos persistentes, habilitar a ferramenta “sticky”

protege contra o mac-flooding/ CAM flood (switch atuar como hub)

as mensagens de syslog tem o security level 4

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2
Q

limpar a lista de enderecos aprendidos pela port-security

A

clear port-security dynamic [int x]

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3
Q

mostrar as interfaces que estao err-disabled e o motivo

mostrar quais servicos estao habilitados para o err-disable

A

sh int status err-disabled

sh errdisable detect

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4
Q

mostrar infomacoes sobre a port-security

A

sh run
sh port-security int
sh port-security (resumo)
sh int status err-disabled

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5
Q

habilitar automaticamente uma porta apos ser colocada em err-disabled (e verificar se esta ativado)

A
#sh errdisable recovery
(config) errdisable recovery cause psecure-violation

int x
switchport port-security aging time [mins]

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6
Q

estabelecer o aging time

A

int
switchport port-security aging type [inactivity/…]
switchport port-security aging time [mins]

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