05-08-2014 07:51 AM
Hello,
I have an SG200-50 small business switch that I need to configure SNMP on. It has the latest firmware and boot code installed on it and so the SNMP configuration tab appears in the GUI.
However, when I enable SNMP in the TCP/UDP services page on the switch and create a RO community string (let's say 'public') it is completely unreachable via SNMP.
I have configured other switches in the past for SNMP and it was always as simple as enabling SNMP (if necessary) and creating a community string for access. I don't understand what could be mucking this up here.
Under the TCP/UDP services tab, the GUI says that the switch is listening on the SNMP port of UDP 161.
Am I missing something obvious?
Many Thanks,
Jon
05-08-2014 11:09 AM
Hi Jon, see if this helps- go to http://sbkb.cisco.com and search switches > snmp. There is an article ID 3590 about setting up SNMP on these switches. Unfortunately the site does not seem to allow linking directly to pages.
05-08-2014 11:59 AM
Hi Brandon,
Thanks so much for the quick reply! I followed exactly what was prescribed by the article you mentioned, but it still doesn't work. So I decided to perform a port scan of the switch and I was able to determine that it is not listening on UDP 161 (SNMP) as the GUI claims that it is. I am going to reboot it one more time, but besides that, I am at a loss as to what to do.
Thanks,
Jon
05-08-2014 12:51 PM
Strange. You did scan connected directly to switch I guess? What software version? I do recall some time ago enabling SNMP on a bunch of 200 series switches and had to upgrade, but I think t was to get SNMP feature at all, not because of an issue with it not working. Is the switch new? It comes with free phone support from Cisco.
05-08-2014 01:36 PM
Thanks Brandon. Yes, I had to upgrade the firmware initially to gain access to the SNMP management features. They weren't available out-of-the-box.
I will probably call Cisco for support whenever I have a free moment.
Jon
10-18-2016 08:26 AM
Hello,
You just need to enable snmp service on the Security->TCP UDP Services page.
http://www.cisco.com/c/dam/en/us/td/docs/switches/lan/csbss/sf20x_sg20x/administration_guide/78-21139.pdf
page 334
G.
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