In this tutorial I am going to show how you can automate configuration backup to a TFTP server using Cisco's EEM(Embedded Event Manager) feature. Although Cisco already has an archive feature in the Cisco IOS and their KB states that it's present in the NX-OS too but the command just does not exist. Well, I … Continue reading Backup Config to TFTP Server using EEM | Cisco Nexus
So what's happening! You start up a VM in VMware Fusion and you get this error. There could be many reasons for this but 2 most common are your mac's Security & Privacy settings or an earlier installation of Virtual Box. Privacy & Security settings: Allow VMware to load Just allow VMware. If that doesn't work then try … Continue reading vmware: could not open /dev/vmmon: Broken pipe | macOS
SPLUNK is really handy when it comes to analyzing logs of your network devices all in one place. Let's start with setting up SPLUNK on an UBUNTU 16.04 server. We will be installing the free version (version 7.2.1) for this tutorial. It allows for 500MB of log indexing daily. If you want to compare it … Continue reading How to configure SPLUNK for Cisco logging?
First install brew: brew install mtr sudo ln /usr/local/Cellar/mtr/0.92/sbin/mtr /usr/local/bin/mtr sudo ln /usr/local/Cellar/mtr/0.92/sbin/mtr-packet /usr/local/bin/mtr-packet then create symlinks: sudo ln /usr/local/Cellar/mtr/0.92/sbin/mtr /usr/local/bin/mtr sudo ln /usr/local/Cellar/mtr/0.92/sbin/mtr-packet /usr/local/bin/mtr-packet Run the mtr command: sudo mtr 184.108.40.206 Result: Packets Pings Host Loss% Snt Last Avg Best Wrst StDev 1. 192.168.6.1 0.0% 71 1.4 1.6 1.2 11.3 1.2 2. 220.127.116.11 0.0% … Continue reading How to use MTR on MacOS?
SCP(secure copy) depends on SSH for security which makes it a secure way of copying files. To make it work we need to configure authentication, authorization, and accounting (AAA) on the router for it to check the privilege level of user. If it's not configured and you are trying to copy files from the router … Continue reading SCP Privilege denied: Cisco