Log failed Log to Syslog

here is a quick and dirty config to log failed and successful attempts on your router…

configuration terminal
enable secret cisco
username cisco secret password
line vty 0 4
login local


logging trap notification
login on-success log
loging on-failure log

logging block-for 120 attempts 2 within 60 !—-router will create an acl to block a failed attempt for 120 sec if there were 2 failed attempt within a 60 second time span.

login delay 5 !—time interval that can be done between failed attempts

logging source-interface fastEthernet0/0

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