SNMP (Simple Network Management Protocol) Follow

Example:

Reference model:

• Switch model name:All
• Edgecore SONiC version: SONiC.Edgecore-SONiC_20201123_130028_ec202006_74

Restriction:

1. There's no SONiC command to modify SNMP settings.  Edit the file /etc/sonic/snmp.yml instead. 
2. Does not support SNMP trap

Default setting:

1. SNMP is enabled
2. Support "Read" only for SNMPv2
3. SNMP community default is public.

4. Support list:

   RFC 1213	MIB-II	OID: 1.3.6.1.2.1
   RFC 2737	Physical Table MIB	OID: 1.3.6.1.2.1.47
   RFC 2863	Interfaces MIB	OID: 1.3.6.1.2.1.2
   RFC 3433	Sensor Table MIB	OID: 1.3.6.1.2.1.99
   RFC 4363	dot1qTpFdbPort in Q-BRIDGE-MIB	OID: 1.3.6.1.2.1.17
   RFC 4292	ipCidrRouteDest table in IP Forwarding Table	OID: 1.3.6.1.2.1.4
   IEEE 802.1 AB	LLDP-MIB	OID: 1.0.8802.1.1.2

Procedure :
Steps 1. Edit the file /etc/sonic/snmp.yml that's SNMP config file.

admin@sonic:~$ vi /etc/sonic/snmp.yml
snmp_rocommunity: public
snmp_location: public 

Steps 2. config reload or power cycle the switch

admin@sonic:~$ sudo config reload -y