Cisco Cisco IOS Software Release 12.0(22)S

In this example, the read-write community string is set to newstring:

Router(config)# snmp-server community newstring rw

In the following example, the string comaccess is assigned to SNMPv1, allowing read-only access. IP 
access list 4 is enabled to use the community string:

Router(config)# snmp-server community comaccess ro 4

In the following example, the string mgr is assigned to SNMPv1, allowing read-write access to the 
objects in the restricted view:

Router(config)# snmp-server community mgr view restricted rw

In the following example, the community comaccess is removed:

Router(config)# no snmp-server community comaccess

In the following example, both versions of SNMP are disabled:

Router(config)# no snmp-server 

Specifies the recipient of an SNMP trap operation.

Enables the router to send SNMP traps.