Network Management

we have some issues with 2 devices both have 100Mbps adapters (no POE) and when we connect the device the ports stay down, we don’t se any log about STP negotiation and it is not any port security configuration.we connected the same devices to a c920...

My boss told me to reach out to Cisco or the Cisco partner that Installed the router for my company, but it has been over 10 years that they installed the current router in my company, and I could not find the contact of they company that installed t...

Hi All,         I purchased a Cisco Catalyst 1000 Series switch model C1000-16P-2G-L just recently.  I was so excited to get it that I didn't do any setup, just literally unpacked it, plugged the power onto it and plugged in all my home networking.  ...

adquirí 3 router, lo configure a través de consola, funciono muy bien como repetidor Wi Fi, pasado unos años de pronto comensaron a parpadear las luces de verde a naranja y a rojo y se perdio el Wi Fi. los resetee volvi a configuralo pero con la wi f...

I teach Netacad CCNA level courses and a problem we run into is with 4 or 5 courses sharing the same hardware, students will use dumb passwords, forget them, & then we have to do the annoying romon fix.I researched setting up an applet that would del...

I'm testing an EEM applet on an IOS-XE switch and I'm having trouble getting it to trigger when an interface changes state.The basic event I'm testing is an interface state change, and the applet should simply write a syslog message when the event oc...

HelloI came across weird situation that is I cannot login to firepower 1010 using console. When I type in my username and hit enter it prints out "Login incorrect" 20 times and then "Login timed out after 60 secodns". It stopped working properly afte...

Hello,As a senior networking student, I am currently planning my graduation project and would greatly appreciate your guidance. I am looking for a unique and innovative project idea that combines networking, security, and, if possible, some programmi...

SSH Access Segmentation Challenge on ISR4300/IOS-XE 17.12.4a Platform Hardware: ISR4331, ISR4321 (ISR4300 series) Software: IOS-XE 17.12.04a Objective Implement SSH access with two different security policies based on authentication method: Public ke...

Hi all,I am having a terrible time trying to figure out how to get ISE to restrict commands that user groups can execute on network switches via TACACS.  I have no problem setting users with access level 1 or 15--that works great.  But if I try to ut...

     I'm replacing two 2901 routers with newer 4331 routers both running IOS-XE 17.12.07b.  The two routers are at two different sites with two different internet service providers.  On both routers, I have the "ip address dhcp" on my WAN interface, ...