RP/0/RP0/CPU0:R3#show logging start Sep 9 10:46:30
Wed Sep  9 10:48:35.677 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, 143 messages logged

Log Buffer (2097152 bytes):

RP/0/RP0/CPU0:Sep  9 10:46:30.231 UTC: arp[322]: %IP-ARP-6-INFO_DUPMAC : 'Duplicate MAC address 5254.0038.0c12' 
RP/0/RP0/CPU0:Sep  9 10:46:30.452 UTC: logger[66969]: %OS-SYSLOG-6-LOG_INFO : informational STEP5-BEGIN 
RP/0/RP0/CPU0:Sep  9 10:46:30.733 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[9576]: Received disconnect from 10.100.3.1 port 53463:11: disconnected by user 
RP/0/RP0/CPU0:Sep  9 10:46:30.733 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[9576]: Disconnected from user cisco 10.100.3.1 port 53463 
RP/0/RP0/CPU0:Sep  9 10:46:34.865 UTC: arp[322]: %IP-ARP-6-INFO_DUPADDR : 'Duplicate IP address 10.100.22.33 on MgmtEth0/RP0/CPU0/0, sourced by 5254.0038.0c12' 
RP/0/RP0/CPU0:Sep  9 10:48:21.973 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[9782]: Accepted authentication/pam for cisco from 10.100.3.1 port 53490 ssh2 
RP/0/RP0/CPU0:Sep  9 10:48:26.455 UTC: arp[322]: %IP-ARP-6-INFO_DUPMAC : 'Duplicate MAC address 5254.0038.0c12' 
RP/0/RP0/CPU0:Sep  9 10:48:31.212 UTC: arp[322]: %IP-ARP-6-INFO_DUPADDR : 'Duplicate IP address 10.100.22.33 on MgmtEth0/RP0/CPU0/0, sourced by 5254.0038.0c12' 
RP/0/RP0/CPU0:Sep  9 10:48:33.156 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[9787]: Received disconnect from 10.100.3.1 port 53490:11: disconnected by user 
RP/0/RP0/CPU0:Sep  9 10:48:33.156 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[9787]: Disconnected from user cisco 10.100.3.1 port 53490 
RP/0/RP0/CPU0:Sep  9 10:48:33.865 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[9958]: Accepted authentication/pam for cisco from 10.100.3.1 port 53491 ssh2