NOTE: A community string is like a password. In the case of the first command, the community string grants you access to SNMP.
Configuring Syslog
There are eight levels of severity in logging messages, as follows:
Setting a level means you will get that level and everything below it. Level 6 means you
will receive level 6 and 7 messages. Level 4 means you will get levels 4 through 7.
