Tag: ccie-rs
Basic Zone Based Firewall
Scenario: Being a full-time Cisco Network Engineer you decide to implement a new router at your home network. You heard good stories about Zone Based Firewalls so you decide to beef up your home security. Let’s see what…
Read More »Advanced MPLS VPN
Scenario: After winning the lottery you thought your networking days would be over…with the millions you have won you bought your own tropical island. After weeks of sipping cocktails you got bored of doing nothing and decided to…
Read More »Multicast Stub & IGMP Helper
Scenario Your career started in the 80’s as a star in a famous action show, almost 30 years later your career is even more successful as a senior networking engineer. The company you are working for broadcasts old…
Read More »Multicast PIM Bootstrap Router
Scenario You are a network engineer and responsible for the main network of Gotham City. Multicast will be needed to send video replays throughout the city, and to decrease network load your boss has decided that you need…
Read More »Multicast Auto-RP Listener
Scenario Gotham City once again needs your help, one of your colleagues decided to change the configuration on all routers to “sparse-mode” instead of “sparse-dense-mode”. Some villain hacked your routers last week and you didn’t notice, the command…
Read More »Multicast Auto-RP
Scenario You are a network engineer and responsible for the main network of Gotham City. Multicast will be needed to send video replays throughout the city, and to decrease network load your boss has decided that you need…
Read More »Multicast PIM NBMA Mode
Scenario As a full-time IT instructor at a high school you are always busy with innovative ideas. The school network is pretty old and has a frame-relay network, your idea is to stream old school cartoon videos on…
Read More »Multicast Tunneling
Scenario It’s your first day in the army working as a networking professional. You are sent to a small international outpost to look after the network. It’s a rather old network but they need you to install Multicast…
Read More »Multicast PIM DR Election
Scenario Your have been streaming Star Trek videos by using multicast on your corporate network for quite some time without anyone noticing…recently one of your colleagues found you out…he’s going to tell your boss unless you agree to…
Read More »Multicast PIM Accept RP
Scenario Since you are a excellent network engineer at the company you are working for, the network rarely has any problems and you have plenty of spare time. One of the days you were slacking off at the…
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