Switching

Hi everyone,I have a cluster with 3 devices and I'm getting a message: (VTP VLAN configuration not allowed when device is not the primary server for vlan database) when I trying to add a new vlan.According to this: https://community.cisco.com/t5/swit...

We'd like to limit a specific user's access on our core Cisco 9300 switch stack.We want them to be able to modify only a specific extended access list, and to not be able to create or delete other access lists.We've got their view setup to where they...

Can a QSFP-4SFP10G-CU3M breakout cable be used in a C9500-48Y4C switch?The C9500-48Y4C is running IOS 17.3.1I'm replacing the Old Nexus 5548P to Nexus 2248PQ setup and replacing them with C9500-48Y4C switches.  I'm trying to verify that the QSFP-4SFP...

Hi board,numerous document state, that wireshark requires the dna-advantage (and network-advantage) license:https://www.cisco.com/c/m/en_us/products/software/dna-subscription-switching/en-sw-sub-matrix-switching.html?OID=otren019471https://www.cisco....

Hello,I want to migrate from 2960 to 9200 with IOS 17.06.05In the previous configuration, I had thisenable secret 5 XXXXXXXX....enable password 7 XXXXXX.......So i do this :#enable secret 9 $9$..If I understand correctly, I no longer need to put enab...

Hi, a question regarding the two STP variants MST and rapid-pvst+. In a network running rapid-pvst+, if we reach the limitation with rapid-pvst+ instances (128 per switch), can we just use MST concurrently with the new set of vlans? Or migration from...

Not a comm guy but estimating a job where they're asking for this series of switches.They want a communication fiber line from the telecom closet to the switch. Can this swich accept a fiber connection and if so how many strand? Thank you.

Hello all,I have a bunch of switches C2960 at work and I can connect to most except 2. I can't even ping them. The thing is, I have the same setup procedure for all switches so I don't understand where I went wrong on this one.No SSH, no ping, no tel...

Hello thereI'm using 93180-FX3 chassis cisco switches and my NXOS is 9.3(9)I have connected SNMP of switch to my zabbix server. but there is a bug in SNMP data that is being sent. many spikes happen with the number of rx byte of every port. for examp...

When I run the below code getting the read timeout error, need expert adviceThings you might try to fix this:Adjust the regex pattern to better identify the terminating string. Note, inmany situations the pattern is automatically based on the network...

Hello,I'm in a class for Cybersecurity and in our week 7 project I'm having issues setting up DHCP. I reached out to the instructor and received some feedback:"You are having issues due to the server not being configured with appropriate IP settings,...