Switching

I have a PLC/Machine network that is internal only and Internet connectivity is blocked completely. This presents an issue or a question at least. On new versions of Cisco IOS, the Call Home feature is enabled by default and cannot be disabled. On my...

hi all,how do you reset the above switch as theres no physical reset button, so i imagine its all done via command lineis it this write erase reload System configuration has been modified. Save? [yes/no]: n Proceed with reload? [confirm]y delete f...

Dear community members, I´m Reinhard and new in the Cisco community and hope, someone can help me by the issue below: I have two cisco IE3300 8T2S switches.For testing I have update the switches with the IOS XE 17.07.01At the first switch the update ...

Hello,We are looking at using a PWR-C1-715WDC power supply, which takes a -48VDC input, for the CS9300-24T-A.  Our source will be a +48VDC supply with its return tied to a system ground.  Are the DC inputs to the PWR-C1-715WDC isolated?  Do you see a...

I had a situation where I was rushing to finish a switch configuration and didn't have time to add the tacacs commands.  I accidently left the Line Con 0 config blank and it meant we couldn't connect to the switch without having someone actually prov...

Hi, I am trouble-shooting with ISA-3000-2C2F.I could not have the link enabled and switched patch cords and SFPs, but could not have yet.Am wondering if there is a default config on the SFP port, and want to know how to enable it.From CLI and ASDM, c...

Hi, I want to implement Stackwise with two C9500-24Y4C-A and planning to use in each chassis: 2 SVL links using QSFP-100G-CU3M 100 Gbps QSFP28 3m Preterminated cable. 1 DAD link using SFP-H25G-CU3M 25 Gbps SFP28 3m Preterminated cable. The other 2 x ...

I upgraded my 3650 ios to cat3k_caa-universalk9.SPA.03.06.05b.E.152-2.E5b.bin. When I reboot, I'm receiving the following error message: The System is using a non-recommended Boot mode.Not all features may be available in this boot mode.Please check ...

I want to install a PWR-IE50W-AC power supply to provide power to a Catalyst IE3400 Ethernet switch. The PWR-IE50W-AC data sheet says the inrush current for this power supply @230VAC input voltage is as high as 70A.. This seems really high for a devi...

Hello,I have two C9407 in VSS (being DHCP server too). I want to upgrade their iOS from 16.9.2 to 17.12.3, so ISSU is not an option. What is the best way to do this and keep DHCP leases ? Best regardsTIA

Is it possible to copy an ios from cisco 3650 to a usb flash drive? If so does anyone know the commands? Cisco IOCisco IOSSCisco IOS

Hello, I've recently redeployed a 3750 after attempting a firmware upgrade that was botched.  After the upgrade from 12.2 to 15.02, I can console to the switch & have reconfigured it so it's working as it was originally, except for SSH access. I've a...

The IE 4000 series switches freeze for some time when it gets too hot. After a restart, they work again but then freeze once more. Is there any way to check the heat or temperature-related logs from the switches other than using the show environment ...