Users Guide

Table Of Contents
OS10 supports standard and private SNMP MIBs, including all get requests. MIBs are hierarchically structured and use object
identifiers to access managed objects. For a list of MIBs supported in the OS10 version running on a switch, see the OS10
Release Notes for the release.
OS10 supports different security models and levels in SNMP communication between SNMP managers and agents. Each
security model refers to an SNMP version used in SNMP messages. SNMP versions provide different levels of security, such as
user authentication and message encryption.
NOTE: OS10 does not support SNMP SET operations.
Configuration notes
All Dell EMC PowerSwitches except MX-Series, S4200-Series, S5200 Series, and Z9332F-ON:
SNMP server is supported in non-default (data) VRFs.
Dell EMC PowerSwitch S4200-ON Series:
SNMP server is supported in non-default (data) VRFs.
SNMP security models and levels
OS10 supports SNMP security models v1, v2c, and v3. The supported security levels are no authentication, authentication, and
privacy.
You specify the SNMP security model and level when you configure SNMP groups and users. Each security model corresponds
to an SNMP version that provides different security levels:
SNMPv1 provides no user authentication or privacy protection (encryption). SNMP messages are sent in plain text.
SNMPv2c provides no user authentication or encryption. SNMP messages are sent in plain text.
SNMPv3 provides user-configured security levels for user authentication and encryption of SNMP messages:
No user password or message encryption
User authentication only
User authentication and message encryption
The supported characters for SNMP user password are:
A-Z
a-z
0-9
+/
_-
=
MIBs
OS10 supports the following standard and Dell EMC enterprise MIBs.
MIBs are stored in the /opt/dell/os10/snmp/mibs/ directory.
Table 40. Standards MIBs
Module Standard
BRIDGE-MIB IEEE 802.1D
ENTITY-MIB RFC 6933
EtherLike-MIB RFC 3635
HOST-RESOURCES-MIB RFC 2790
IEEE8021-PFC-MIB IEEE 802.1Qbb
IEEE8023-LAG-MIB IEEE 802.3ad
IF-MIB RFC 2863
System management 151