Switching

Hello, I have a old 2924XL setup with a pair of routers in a LAB to learn and test with.I have a couple of VLAN created to segregate traffic on switch but there are a couple of things that I don't understand about how this configuration Got there ......

Has anyone seen this behavior before or can comment on the specific syslog messaging being produced?The problem started out as noticing intermittent ping loss to one switch, an Industrial Ethernet 2000. Looking though logging / syslog output, I track...

 Task 2 – Adding a new VLAN onto an existing networkNow you are going to add two VLANs to your network on the R1 router.  These networks will be in the same network 10.___.1.0/24 network and will use the rest of the network space left for the new net...

I can't find the local username and local password for catalyst 4006 model WS-X4014

HiI have a project to replace more than 30 switches at a particular site with a best migration approach to reduce the downtime or impact to max. Can anyone suggest what steps that we should follow to minimize the impact of whole network altogether at...

Hi All,Switch port is configured for dot1x and mab authentication and default VLAN is guest VLAN.We want to block peer-to-peer traffic between guest hosts.What are possible solutions for this case? Thanks  

DearCould you please tell me what is the maximum SPAN sessions supported by N3K-C3232C?And if not using ACL,  are there any restrictions on port src and port dest ?Thank you so much for your help

Hello,after updating our WS-C3850-12S switches (used as router between four networks) to a vendor qualified version 16.12.7, right away the communication between the networks become unstable or unavailable at a time, issue later after couple of our o...

Hi. I am trying to solve problem of our customer regarding long re-convergence times for Cisco Business 350 Series Managed Switches.In attachment I have added diagram of switches and console messages in all 3  states of topology. I will shortly descr...

Hey, I was playing around with some lab configurations, and suddenly I got in my Putty connection to my routeran output anytime I hitted enter like this: [xx:xx:xx:xx](hostname)#[xx:xx:xx:xx](hostname)#[xx:xx:xx:xx](hostname)# in brackets it seems it...

Hey, I am trying to connect 2 switches in this topology  However, it doesn't seem to be working, when i try to set the IP address, it responds with the following: I am able to ping all the other devices excepts the ones that need to be accessed throu...

Hi All,I have a lab topology like this but loop avoidance seems not to work and the traffic is duplicated on N9K-2 when the peer gateway is enabled. Interconnections.- Server1 connects to Router 1.- Routers use a subinterface to connect to N3Ks.- N3K...