RP/0/RP0/CPU0:R1#show logging start Sep 15 12:31:53
Tue Sep 15 12:34:16.451 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, 172 messages logged

Log Buffer (2097152 bytes):

RP/0/RP0/CPU0:Sep 15 12:31:53.816 UTC: logger[65894]: %OS-SYSLOG-6-LOG_INFO : informational STEP4-BEGIN 
RP/0/RP0/CPU0:Sep 15 12:31:54.234 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[8503]: Received disconnect from 10.100.3.1 port 52024:11: disconnected by user 
RP/0/RP0/CPU0:Sep 15 12:31:54.235 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[8503]: Disconnected from user cisco 10.100.3.1 port 52024 
RP/0/RP0/CPU0:Sep 15 12:33:41.972 UTC: isis[1003]: %ROUTING-ISIS-5-ADJCHANGE : ISIS (1): Adjacency to R2 (GigabitEthernet0/0/0/0) (L1) Down, Holdtime expired 
RP/0/RP0/CPU0:Sep 15 12:33:41.972 UTC: isis[1003]: %ROUTING-ISIS-5-ADJCHANGE : ISIS (1): Adjacency to R2 (GigabitEthernet0/0/0/0) (L2) Down, Interface state down 
RP/0/RP0/CPU0:Sep 15 12:34:07.320 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[8753]: Accepted authentication/pam for cisco from 10.100.3.1 port 52112 ssh2 
RP/0/RP0/CPU0:Sep 15 12:34:13.221 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[8758]: Received disconnect from 10.100.3.1 port 52112:11: disconnected by user 
RP/0/RP0/CPU0:Sep 15 12:34:13.221 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[8758]: Disconnected from user cisco 10.100.3.1 port 52112 
RP/0/RP0/CPU0:Sep 15 12:34:14.243 UTC: ssh_syslog_proxy[1188]: %SECURITY-SSHD_SYSLOG_PRX-6-INFO_GENERAL : sshd[8864]: Accepted authentication/pam for cisco from 10.100.3.1 port 52118 ssh2