When you update the router software, you might also want to update the corresponding MIBs. Links to the MIBs related to a release are located in the JUNOS Software Installation and Upgrade Guide. This guide lists the Juniper-specific enterprise MIBs, and provides a link to Simple Network Management Protocol (SNMP) standards that list the standard MIBs supported by the JUNOS software.
In addition, a tar file that contains all the Juniper Networks enterprise-specific MIBs is included in the JUNOS software package for each release.
To determine MIBs supported by a Juniper release, follow these steps;