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(Updated September 2023 - Added Catalyst 1200 and Catalyst 1300 ) Hello! This sticky-post will serve as a sign-post for incoming community members. Below you will find links to pages that you may find helpful. Catalyst 1200 & 1300 Hardware Install...
Hi All, i need your help with the creating private vlan , i already created the private vlan primary and secondary "isolated and community " with associated port and hosts , but i can not reach to promiscuous port , when i connect to isolated or comm...
Hi. I've got hybrid stack of 4 switches1 SG350XG-2F102 SG350XG-2F103 SG350X-484 SG350X-48Sometimes (approx. once a month) master unit goes to reboot, then backup unit becomes a master and reboots too. Slaves don't reboot. All units are powered from ...
Hello, I have a Cisco WS-C3750 switch in my house. It has been running for many years and I have not touched it. It has been connected to a Linksys 1900AC router. I tried to replace the Linksys router with Google Wifi. I was able to get the wifi port...
So I have been patching all my switches and most of them have come back clean. We have both SG300 and SG500. I have 3 that came up with the following issues:OpenSSH issues that are supposed to be vendor fix but I have patched.HTTP negative Content-Le...
Hi I bought 3 used SG300-28PP. With each I have the same problem. All combo ports work well on copper but not on Fiber. I used different gbic types that work in my other sg300 switches. No mather that switch is configured od not or it have a program...
We have several SG350XG-24T-K9 switches with multiple rj45 ports loosing their 10G connections every few seconds and going on and off all the time. Already changed cables and tried new firmware without success. This also happens with different server...
SG300-28P Have upgraded to the latest firmware but keep getting errors on POE.
I have 4 SG250X-48 switches connected together. In SNA they all show up as expected except one. The connection between it and the next switch has a two cloud icons between them. The switch itself shows up as 2 separate icons with the same IP and M...
Resolved! Span Ports on the SG Series Switches
I have a customer who is interested in spanning three live traffic ports into one span port. I realize there is a possibility of dropping packets due to performance but I'm curious if this is even technically possible due to the limitation?Thanks fo...
Resolved! SG200-18 firmware update failed
Hello, I can't update my SG200-18 from 1.3.7.xx to the latest firmware 1.4.0.88. I downloaded the firmware package from Cisco and tried to install it to my device via https and tftp. On both methods the copying of the image stops at nearly 7mb and I ...
I have a switch that will intermittently load up and not have an RSA key loaded into it's configuration. We are sure that every time it is generated, we save the configuration and reload to ensure that it remains. A few days later, the key will be ...
Resolved! C2960X switch question
Are there any differences between a WS-C2960XR-48TS-I switch purchased in the US vs one purchased in the UK?
I'll be working to recover an administrator password of a switch specifically cisco sg 350 - 28 without any effect / changes in the other configuration. I've tried to consider a solution stating in the two (2) given link 1. https://community.cisco.co...
I have a cisco 7821 phone I attached a plantronics cs540 headset with a Plantronics 38350-13APC-43 electronic hook switch selector. Everything works fine for 15 seconds then the headset is powered off. Plantronics say that there is a software switch ...
I was about to buy the SG220-26-K9 when I was reading the following sentence in the manual:'NOTE DHCP Snooping is applicable only for the switch models with the country of destination (-CN).' I read it as: DHCP Snooping is only available in China. I ...
