What is this?

This knowledgebase contains questions and answers about PRTG Network Monitor and network monitoring in general.

Learn more

PRTG Network Monitor

Intuitive to Use. Easy to manage.
More than 500,000 users rely on Paessler PRTG every day. Find out how you can reduce cost, increase QoS and ease planning, as well.

Free Download

Top Tags


View all Tags

Hello

Votes:

0

When I was Monitoring a Network With prtg، I saw All of the sensor in prtg For 5 Minutes Down and Then All of them Up then I saw Error was No Response[Check Fire wall add ....] [snmp Error 2003].

I checked the server and I saw Its ok . Now I cant Understand. Whats the Problem? Thanks

error prtg snmp

Created on Aug 23, 2016 7:22:11 AM



1 Reply

Accepted Answer

Votes:

0

Dear Akbar,

The error message 2003 indicates that the SNMP packets timed out. This might be caused by a firewall or something similar inbetween the PRTG probe and the target device. You can follow this link to troubleshoot the connection.

Best regards, Felix

Created on Aug 23, 2016 11:27:22 AM by Felix Saure [Paessler Support]




Disclaimer: The information in the Paessler Knowledge Base comes without warranty of any kind. Use at your own risk. Before applying any instructions please exercise proper system administrator housekeeping. You must make sure that a proper backup of all your data is available.