How to configure SNMPv3 on Cisco IOS Router

[lagapidis (Lazarus Agapidis)]

Hello Thao

Take a look at this post which is a response to a similar question you asked:

Introduction to SNMP

Hello Thao The configuration you’ve provided seems correct from the point of view of R1. However, based on your description, you may also want to check some of the following to help you in your troubleshooting process: Make sure the SNMP service is running on R1. You can check this by running the command “show snmp”. Check if there are any ACLs that might be blocking SNMP traffic. If there are, you will need to modify them to allow SNMP traffic. The username MYUSER password password1 role MY…

I hope this has been helpful!

Laz