I did have some questions , but it would need you to reply with a lot of information. A SBSC technician should be able to check the switch statistics and ask you questions about the switch topology setup to figure what might be the cause of your trouble.
But I do hope you are using either of switch port 24 or 48 for stacking purposes and no other switch ports to connect the switch together?
I do hope you do not have a cabling loop in the network, which will either cause Spanning tree issue or a broadcast storm ?
[toc:faq]Introduction: This document describes how to connect SG300 with
Catalyst switch via STP. Spanning Tree Protocol (STP) is a Layer 2
protocol that runs on mainly on switches. The specification for STP is
IEEE 802.1D. The main purpose of STP is to e...
The Sx500 Series Stackable Switches offers different port features. You
can add security to a port, make the port more energy efficient, map a
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portion, and so forth. The next set of articl...
On a technical level, Cisco 300 Series is far superior to the HP 1910
and 2530 products. This document provides evidence that Cisco has >100
features not supported by the HP platforms. Check this out and decide
for yourselves. Notes (2/5/2014):- Informati...