RP/0/RP0/CPU0:R3#show logging start Sep 16 23:25:20
Wed Sep 16 23:30:02.394 UTC
Time Zone UTC, DST disabled
Syslog logging: enabled (0 messages dropped, 0 flushes, 0 overruns)
    Console logging: Disabled
    Monitor logging: level debugging, 0 messages logged
    Trap logging: level informational, 0 messages logged
    Buffer logging: level debugging, 102 messages logged

Log Buffer (2097152 bytes):

RP/0/RP0/CPU0:Sep 16 23:25:21.096 UTC: logger[67599]: %OS-SYSLOG-6-LOG_INFO : informational STEP1-BEGIN 
RP/0/RP0/CPU0:Sep 16 23:25:21.441 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[6109]: Received disconnect from 10.100.3.1 port 61615:11: disconnected by user 
RP/0/RP0/CPU0:Sep 16 23:25:21.441 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[6109]: Disconnected from user cisco 10.100.3.1 port 61615 
RP/0/RP0/CPU0:Sep 16 23:26:59.246 UTC: isis[1003]: %ROUTING-ISIS-4-LSP_MTU_MISMATCH : ISIS (1): The Level-2 LSP MTU on R1 (256) does not match ours (1492) 
RP/0/RP0/CPU0:Sep 16 23:28:43.009 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[6437]: Accepted authentication/pam for cisco from 10.100.3.1 port 61648 ssh2 
RP/0/RP0/CPU0:Sep 16 23:28:45.444 UTC: logger[67936]: %OS-SYSLOG-6-LOG_INFO : informational STEP1-CLEAR: clear isis statistics 
RP/0/RP0/CPU0:Sep 16 23:28:46.003 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[6442]: Received disconnect from 10.100.3.1 port 61648:11: disconnected by user 
RP/0/RP0/CPU0:Sep 16 23:28:46.003 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[6442]: Disconnected from user cisco 10.100.3.1 port 61648 
RP/0/RP0/CPU0:Sep 16 23:29:52.100 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[6570]: Accepted authentication/pam for cisco from 10.100.3.1 port 61672 ssh2 
RP/0/RP0/CPU0:Sep 16 23:29:58.894 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[6575]: Received disconnect from 10.100.3.1 port 61672:11: disconnected by user 
RP/0/RP0/CPU0:Sep 16 23:29:58.894 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[6575]: Disconnected from user cisco 10.100.3.1 port 61672 
RP/0/RP0/CPU0:Sep 16 23:29:59.736 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[6681]: Accepted authentication/pam for cisco from 10.100.3.1 port 61673 ssh2