Protocol Daemons in Junos
-> Junos OS divided into multiple modules called as Protocol Daemons.
-> Each and Every module runs in its own protected memory area,if one module fails it will not affect other modules.
-> This modules are basically called as Protocol Daemons
-> Junos OS is mainly having Five protocol Daemons
1) Routing Protocol Daemon
-> Is also called as RPD.
-> Used to maintain routing protocol functionality
2) Device Control Daemon
-> Is also called as DCD.
-> Used to maintain and configure hardware and Interfaces,
3) Management Daemon
->Is also called as MGD.
-> Used to provide CLI and J web GUI to the users.
4) Chassis Daemon
->Is also called as CHASSISD.
-> Used to maintain Hardware and Environmental Processes.
5) SNMP Daemon
-> Is also called as SNMPD
-> To Provide Monitoring and configuration of the device.