Tag: ccnp-route
Longest Prefix Match Routing
Scenario: The local matchstick factory needs your help. They added another link between their routers but now everything is being load balanced between the serial and FastEthernet interface. They want to make sure everything is sent down the…
Read More »NTP (Network Time Protocol)
Scenario: You are the owner of a Swiss watch factory. Time is everything to you and the same applies to your network. You want to make sure that your complete network is synchronized and up-to-date. Now get going…
Read More »NAT PAT Overload
Scenario: Emma and Alice are in trouble. They just got a new Internet connection but they forgot to mention to the Internet provider that they required two public IP addresses so they both can access the Internet at…
Read More »NAT Dynamic
Scenario: Your friends Jack and Joe recently switched to a new Internet provider and instead of getting a single public IP address they have received multiple global IP addresses. To make sure all global IP addresses are used…
Read More »NAT Port Forwarding
Scenario: Your network at home has been configured for NAT so you and the rest of your family can access the Internet. You also have a webserver and a SSH server at home and you would like those…
Read More »NAT TCP Load Balancing
Scenario: You are working as a networking trainee and in your pasttime you enjoy troubleshooting networks. Your roommate has a huge website and has bought multiple webservers to host the website. He doesn’t have any more money for…
Read More »Logging Timestamps
Scenario: “Time ‘r Us’ is a large swiss company selling a wide range of watches. Recently the company was hacked but the company’s security officer traced down the Hacker. Unfortunately the hacker got away because the log files…
Read More »Syslog Server Logging
Scenario: Router MasterMind has a large memory but due to security reasons you want to make sure all logging information isn’t saved locally but dumped to an external syslog server. You don’t want to use the default configuration…
Read More »System Message Logging
Scenario: Two brothers are working as network consultants. One of their customers asked them to implement logging system messages on their routers. There is no central logging server so you need to configure the routers for optimal logging….
Read More »RIP Broadcast
Scenario: A small company selling physical security solutions has asked for your help with their network. They own two routers running RIP and it seems the switch in the middle is running amok when it receives multicast traffic….
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