Which is the latest version of SNMP for IOS XE?
SNMP Version 3. Cisco IOS XE Release 3.3SE. The SNMP Version 3 feature is used to provide secure access to devices by authenticating and encrypting data packets over the network. In Cisco IOS XE Release 3.3SE, this feature is supported on Cisco Catalyst 3850 Series Switches.
How to configure SNMP v3 on Cisco devices?
Configuration of SNMP v3 on Cisco devices is done using these steps: create view; create group; create user and define destination host (last step is required for ASA, but optional for others). We will configure SNMP v3 with authentication and privacy (option authPriv) using next parameters:
How does the SNMP-Server Group Command work in Cisco?
If a view is specified in the snmp-server group command, any notifications in that view that are generated will be sent to all users associated with the group (provided a SNMP server host configuration exists for the user). Cisco recommends that you let the software autogenerate the notify view.
How are SNMP passwords localized in Cisco IOS XSE?
SNMP passwords are localized using the SNMP engine ID of the authoritative SNMP engine. For SNMP notifications such as inform requests, the authoritative SNMP agent is the remote agent.
How to configure SNMP v3 on a Cisco IOS?
The commands used to configure SNMP v3 on an Cisco IOS? The configuration required on the SNMP v3 agent? They have a pretty simple writeup over at Networklessons, but in-depth information on how it works are on Cisco’s site. It can be as complicated and secure as you want it.
Is there a problem with SNMPv1 and V2?
However, there is a big problem with SNMPv1 and v2, they use plain text password (community string) that could be sniffed from network traffic. Therefore, SNMP v3 is recommended because of authentication and privacy (encryption) support. The SNMPv3 supports the following set of security levels ( RFC 2574 ):