In today’s hyperconnected world, computer networks are the silent engines powering everything from small home offices to global enterprises. Yet for many IT beginners, networking remains a maze of acronyms (OSI, TCP/IP, DNS, VLANs) and intimidating concepts. Enter the – a comprehensive resource designed to take you from absolute novice to confident network practitioner.
If you want to stop guessing why the Wi-Fi is slow, start debugging real connectivity issues, and finally understand the difference between a router, a switch, and a gateway, this single volume is your fastest path—without three separate purchases or a classroom.
Many “3 in 1” tech books are just three short pamphlets stapled together. This one applies a :
This taught the second lesson: By dividing the network, Alex stopped the departments from fighting for bandwidth. The router became the traffic cop, directing packets exactly where they needed to go.
Mastering computer networking is about more than just memorizing commands; it is about understanding the flow of information. By moving from the basics of hardware to the complexities of security and cloud integration, you build a versatile skill set that is in constant demand. Whether you are aiming for a CCNA certification or simply want to build a bulletproof home lab, a structured, all-in-one approach is the most efficient path to expertise.
: In-depth explanations of must-know protocols such as TCP/IP, DNS, DHCP, and VPNs .
We, EMCO GmbH (headquarters: Austria), would like to process personal data with external services. This is not necessary for the use of the website, but enables us to interact even more closely with you. If desired, please make a selection:
Purpose: Error analysis, statistical evaluation of our website
Processing operations: Collection of connection data, data of your web browser and data on the contents called up; execution of analysis software and storage of data on your end device, anonymization of the collected data; evaluation of the anonymous data in the form of statistics
Storage period: Data on your end device for up to two years
Joint responsible party: Google LLC, Amphitheatre Parkway, Mountain View, CA 94043, USA
Legal basis for data processing: voluntary, at any time revocable consent
Consequences of non-consent: No direct effect on the function of the website; however, limited possibilities for further development and error analysis
Legal basis for data transfer to the USA: Implementing decision of the EU Commission C/2016/4176 and the Privacy Shield certification
| Nom | Description | Période de conservation |
|---|---|---|
| _ga |
Used to distinguish users in Google Analytics 4. |
2 Years |
| _gid |
This cookie is used by Google Analytics to store and update a unique value for each page visited. |
1 Day |
| _gat |
Used by Google Analytics to throttle the request rate, which means that the collection of data on high-traffic websites is restricted. |
1 Day |
| _ga_AW-959191631 |
Used to maintain the session status. |
2 years |
Purpose: Provision of a career portal
Processing operations: collection and processing of personal data by eRecruiters for application procedures
Storage period: until you leave the website
Joint responsible: eRecruiter GmbH, Am Winterhafen 4, 4020 Linz, Austria
Legal basis for data processing: voluntary consent, revocable at any time
Consequences of non-consent: The career portal is not made available to you.
| Nom | Description | Période de conservation |
|---|---|---|
| __RequestVerificationToken |
Saves a token for verification of the following requests. Computer Networking Bible- 3 In 1 - The Complet... |
Session |
Purpose: Provision of a form for newsletter registration
Processing operations: Collection of connection data, data of your web browser and data about the contents called up; execution of analysis software and storage of data on your end device, anonymization of the collected data; evaluation of the anonymous data in the form of statistics
Storage period: Data on your end device up to two years.
Jointly responsible: SC-Networks GmbH, Würmstraße 4, 82319 Starnberg
Legal basis for data processing: voluntary, at any time revocable consent
Consequences of non-consent: No direct effect on the functioning of the website
| Nom | Description | Période de conservation |
|---|---|---|
| ewafutano |
Tracking (anonymous history) |
2 Years |
Purpose: To display the map service Google Maps
Processing operations: Collection of connection data, data of your web browser and data on the contents called up; placement of advertising cookies by Google; processing of the collected data by Google
Storage period: until you leave the website
Jointly responsible: Google LLC, Amphitheatre Parkway, Mountain View, CA 94043, USA
Legal basis for data processing: voluntary, at any time revocable consent
Consequences of non-consent: The Google Maps service is not made available to you.
Legal basis for data transfer to the USA: Implementing decision of the EU Commission C/2016/4176 and the Privacy Shield certification
Purpose: Integration of external videos
Processing operations: Collection of connection data, data of your web browser and data about the contents called up; execution of analysis software and storage of data on your end device, anonymization of the collected data; evaluation of the anonymous data in the form of statistics
Storage period: Data on your end device up to one year.
Joint Controller: YouTube LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA
Legal basis for data processing: voluntary, revocable consent
Consequences of non-consent: No playback of embedded videos.
Legal basis for the data transfer to the USA: Implementing decision of the EU Commission C/2016/4176 and the Privacy Shield certification
| Nom | Description | Période de conservation |
|---|---|---|
| yt-remote-device-id |
Saves the user settings when retrieving a YouTube video integrated on other websites |
Permanent |
| yt-remote-connected-devices |
Saves the user settings when retrieving a YouTube video integrated on other websites |
Permanent |
| yt-remote-session-app |
Saves the user settings when retrieving a YouTube video integrated on other websites In today’s hyperconnected world, computer networks are the |
Session |
| yt-remote-cast-installed |
Saves the user settings when retrieving a YouTube video integrated on other websites |
Session |
| yt-remote-session-name |
Saves the user settings when retrieving a YouTube video integrated on other websites |
Session |
| yt-remote-fast-check-period |
Saves the user settings when retrieving a YouTube video integrated on other websites |
Session |
| VISITOR_INFO1_LIVE |
Trying to estimate user bandwidth on pages with integrated YouTube videos. |
179 Days |
| YSC |
Registers a unique ID to keep statistics of the YouTube videos that the user has seen. |
Session |
| GPS |
Registers a unique ID on mobile devices to enable tracking based on GPS geographic location. |
1 Day |