Cisco IOS Technologies

Cisco CCNA / CCNP Certification Exam Tutorial: Configuring PPP Callback

You may run into situations where a router in a remote location needs to dial in to a central router, but the toll charges are much higher if the remote router makes the call. This scenario is perfect for PPP Callback, where the callback client places a call to a callback server, authentication takes place, More Info »

Cisco IOS Technologies

Cisco CCNA / CCNP Certification Exam Tutorial: ISDN And Multilink PPP

ISDN is a huge topic on both your Cisco CCNA and CCNP exams. While many ISDN topics seem straightforward, it’s the details that make the difference in the exam room and working with ISDN in production networks. Configuring and troubleshooting multilink PPP is just one of the skills you’ll need to pass both of these More Info »

Cisco IOS Technologies

CCNA Certification Exam Tutorial: Cisco Switching Modes

To pass the CCNA exam and earn this important certification, you’ve got to know switching inside and out. While you’re learning all the basic switching theory, make sure to spend some time with one of three switching modes Cisco routers can use. Store-and-Forward is exactly what it sounds like. The entire frame will be stored More Info »

Cisco IOS Technologies

CCNA / CCNP Home Lab Tutorial: The VLAN.DAT File

CCNA and CCNP candidates who have their own Cisco home labs often email me about an odd situation that occurs when they erase a switch’s configuration. Their startup configuration is gone, as they expect, but the VLAN and VTP information is still there! Sounds strange, doesn’t it? Let’s look at an example. On SW1, we More Info »

Cisco IOS Technologies

Cisco CCNA / CCNP Certification Exam Tutorial: Floating Static Routes

To pass the Cisco CCNA and CCNP certification exams, as well as becoming a world-class networker, you’ve got to know how and when to use floating static routes. And if you’re wondering what makes them “float” — read on! In this example, R1 and R2 are running OSPF over a Frame Relay network, /24. More Info »

Cisco IOS Technologies Exam

Cisco 300-101 Exam (2018 and 2019)

300-101 (CCNP Implementing Cisco IP Routing (ROUTE v2.0)), Get 100% Real Exam Questions, Accurate & Verified Answers As Seen in the Real Exam!, Instant Download! Product Questions: 768 Version: 34.0 Question: 1 Refer to the exhibit.  Based on this FIB table,  which statement  is correct?   There is no default gateway. The IP address of the router on FastEthernet is The gateway of More Info »

Cisco IOS Technologies


Networking: Definition: A network is devices connected to end systems and able to communicate with each other. Use of the network: Sending data between computers, sharing files. Network printers. Network Storage Network backup server for services Real time applications like VOIP Parts: END Points: Like computers, for example, they are sending and receiving data. Network More Info »

Cisco IOS Technologies


CISCO IOS Just like a computer a switch or router requires an operating system to support the hardware. Cisco IOS is the operating system that you will find on the switches and routers and some other devices like wireless access points. When you work with Cisco routers and switches you will do most of the More Info »

Cisco IOS Technologies

Routage ospf multizone ipv6 – Lab

Enable command 15:38:07 2016 Router0 Router>en Configure Terminal command Also to be able to configure your router, you need to access the global configuration mode.  So you need to type configure terminal command from privileged EXEC mode 15:38:10 2016 Router0 Router#config t Hostname command In order to rename the Router name to RO,  you need to type hostname R0 15:38:30 2016 Router0 Router(config)#hostname R0 Interface  Command First, More Info »