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Hi everyone, I’m experiencing a strange issue on one of our Cisco switches: several interfaces (e.g., `GigabitEthernet2/0/5`, `2/0/9`, `2/0/11`, `2/0/13`, `2/0/14`, etc.) are continuously going **up and down every few seconds**. I dont have any hub...
Hi guys .The SOC administrator in my department told me that, for the purpose of securing the network, I should disable the password recovery service so that no one can access the switch configurations just by having a console cable. But I’m not sure...
hi guys.I have a network with a 3750 switch and two D-Link hubs.I have a Windows 10 virtual machine that is supposed to get an IP switch via DHCP. During the IP acquisition phase of the virtual machine, the virtual machine gets an IP but immediately ...
Hello everyone, I hope you're having a good time.I'm facing a persistent issue with my Cisco 3750-48PS-S switch.I've configured a DHCP pool for the 192.168.5.0/24 range with an excluded address range from 192.168.5.1 to 192.168.5.20.Previously, I had...
Hello everyone, good time.I have a wireless link. At different times, the connection between the radio and the switch is constantly up and down, and the bandwidth fluctuates between 100 megabits and 1 gigabit.I also tested the network cable on the sw...
This vlan 41 in all my network only used in this switch . This problem occurs even during hours when no users are active on the systems. However, we also replaced the Windows clients to ensure that there were no computer viruses on the clients.But th...
Thank you so much @Leo Laohoo .Most of the switches under my management are model 2960X with IOS version 15.When the switch encounters a problem loading the NVRAM, the only way to perform software-level troubleshooting is through ROMmon
Thanks for the clarification. For my use case, it's enough if I can at least access ROMmon in critical situations just to factory-reset the switch configuration. Are you sure that even this minimal level of access could be affected? I just want to ma...
Thank you, dear colleague @David Ruess I’ve been instructed to disable this feature, and I have no problem disabling the password recovery capability.My main question is: could disabling this feature prevent me from accessing ROMmon mode in case the ...
