Scenario's where SNMP polling might be not working due to missing entry in iptables in VCO
System Property Settings:
Where 10.10.10.10 and X.X.X.X is allowed.
Check the iptables list by running the following command:
#iptables -nvL
Iptables rules to be added:
sudo iptables -I INPUT 3 -s 10.10.10.10 -j ACCEPT
sudo iptables -I INPUT 3 -s X.X.X.X -j ACCEPT
All Vmware velocloud sd-wan on-prem Environments
An iptables rule to specifically allow SNMP servers even though they are added in system properties.