Passwords

Card Set Information

Author:
kraqus
ID:
259817
Filename:
Passwords
Updated:
2014-02-05 23:37:43
Tags:
ICND2
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Description:
Cisco CCNA Exam
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  1. Passwords
    Password command:

    "service password-encryption"

    encrypts all passwords
  2. Enable
    Used to get from user exec to privileged exec. Not encrypted.

    Router(config)# enable password {password}
  3. VTY:
    Needed if telnet access is required:

    • Router(config)#line vty 0 4
    • Router(config-line)#password cisco
    • Router(config-line)#login
  4. Auxiliary
    Allows modem access to the aux port:

    • Router(config)#line aux 0
    • Router(config-line)#password cisco
    • Router(config-line)#login
  5. Console
    Used to allow console access:

    • Router(config)#line console 0
    • Router(config-line)#password cisco
    • Router(config-line)#login
  6. Protect the Ports
    • Switch1(config)#int fast 0/1
    • Switch1(config-if)#switchport
    • port-security Switch1(config-if)#switchport port-security ?
    • mac-address  Secure mac address
    • maximum Max secure addresses
    • violation Security
    • violation mode <cr>
  7. VTP Password
    Switch1(config)#vtp password cisco
  8. Restrict VLANS Passing on Ports
    Switch1(config-if)#switchport trunk allowed vlan 7-12

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