Cisco MDS 9000 Series Configuration Manual page 58

Configuring Login Parameters
Setting Login Parameters
Verifies no login parameters
Verifies login parameters
Displays information on failed login attempts
The following example shows how to configure your switch to enter into a 100 seconds quiet period
if 15 failed login attempts is exceeded within 100 seconds. All login requests are denied during the
quiet period except hosts from the ACL "myacl."
switch(config)# login block-for 100 attempts 15 within 100
switch(config)# login quiet-mode access-class myacl
The following sample output from the show login command verifies that no login parameters have
been specified.
switch# show login
No Quiet-Mode access list has been configured, default ACL will be applied.
Switch is enabled to watch for login Attacks.
If more than 15 login failures occur in 100 seconds or less, logins will be disabled for
100 seconds.
Switch presently in Normal-Mode.
Current Watch Window remaining time 49 seconds.
Present login failure count 0.
The following sample output from the show login command verifies that login parameters have been
specified:
switch# show login
Quiet-Mode access list myacl is applied.
Switch is enabled to watch for login Attacks.
If more than 15 login failures occur in 100 seconds or less, logins will be disabled for
100 seconds.
Switch presently in Normal-Mode.
Current Watch Window remaining time 49 seconds.
Present login failure count 0.
The following sample output from the show login failures command shows all failed login attempts
on the switch:
switch# show login failures
Information about last 20 login failures with the device.
---------------------------------------------------------
Username
admin
admin
The following sample output from the show login failures command verifies that no information is
presently logged:
switch# show login failures
*** No logged failed login attempts with the device.***
Cisco MDS 9000 Series Security Configuration Guide, Release 8.x
40
TimeStamp Line
Wed Jun 10 04:56:16 2015
Wed Jun 10 04:56:19 2015
Configuring Security Features on an External AAA Server
Source Appname
pts/0 10.10.10.1
pts/0 10.10.10.2
login
login