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Connect Meraki MX84 to Cisco 3850 Stacked switch

This is an example how to connect Meraki MX84 to Cisco 3850 stacked switch: As per the illustration below. We have enabled Vlans on the Meraki MX84 appliance and assigned respective ips to each of the vlans. We have connected the Meraki MX84 to the Cisco 3850 Stacked switch on LAN 3 port. On the…
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Network Scanning using Nmap

Useful nmap commands to help you detect your hosts on the network. HOST SCANNING A Simple Scan: # nmap localhost Scan a hostname with more info: # nmap -v localhost Only show open ports: # nmap --open 192.168.0.4 Scan specific ports # nmap –v -sU -sT -p U:53,111,T:21-25 192.168.0.47 TCP connect() scan (nmap –sT): The…
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Cisco NX-OS/IOS DHCP Relay Comparison

Original Post at: Cisco Cisco NX-OS/IOS DHCP Relay Comparison Objective This tech note outlines the main differences in Dynamic Host Configuration Protocol (DHCP) Relay support between Cisco® NX-OS Software and Cisco IOS® Software. Sample configurations are included for Cisco NX-OS and Cisco IOS Software to demonstrate the similarities and differences. Please refer to the NX-OS…
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Reinstall Gnome in Debian

In this quick article we will examine how to reinstall gnome desktop in Debian or Ubuntu Distro. At times you may find that when you boot up your Debian machine the Gnome environment will not come up. In fact you will get a black screen. Here is what to do: Switch between Consoles: To switch…
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