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- All
- Announcements
- Basic Networking
- Best Practices in Network Design
- BGP
- BOOTCAMP ANNOUNCEMENTS
- Broadband
- CCDE BOOTCAMP
- CCDE CERTIFICATION
- CCDE Preparation Recommendations
- CCIE SP
- Certifications
- Cloud Computing
- Data Center
- Definitions
- Design Scenarios
- Discussions
- DMVPN
- EIGRP
- Fast Convergence
- FUNNY
- IGP
- Inspiring
- Inter AS MPLS VPN
- IPv6
- IS-IS
- Layer 2 Technologies
- Life
- LISP
- Mobile Broadband
- MPLS
- MPLS Traffic Engineering
- MPLS Transport Profile
- MPLS VPNs
- Multicast
- Network Design
- Network Monitoring
- OSPF
- Peering
- Quality of Service
- Segment Routing
- Sub Marine Cables
- TCP - UDP - QUIC
- Transport Network
- Uncategorized
- VPN
- Wireless
GPON vs. Traditional Ethernet Architecture
GPON (Gigabit Passive Optical Network) is used to reduce the number of active switching nodes in the network design. Network Design Best practice in Campus networks and many Datacenter networks (Not Massively Scale Datacenters), is …
Edge Computing Providers
Edge computing is a networking philosophy focused on bringing computing as close to the source of data as possible, in order to reduce latency and bandwidth usage. In a simpler term, edge computing means running …
Segment Routing Workbook by Orhan Ergun
Recently I published a new book on Segment Routing. Segment Routing have been deployed by many networks (Both Enterprises and Service Providers ) for many different use cases such as Traffic Engineering, Fast Reroute , …
Different wordings for the same definition/meaning in Networking
In computer network engineering almost always we use different definitions/wordings to explain same thing. In this post, I will give you some examples, please add whatever else you remember in the comment box below , …
BGP PIC – Prefix Independent Convergence Fundemantals
BGP PIC Fundamentals: BGP PIC ( Prefix Independent Convergence ) is a BGP Fast reroute mechanism which can provides sub second convergence even for the 800K internet prefixes by taking help of IGP convergence.
Ask these questions before you replace any technology in your network !
If you are replacing one technology with the other, these questions you should be asking. This may not be the complete list and one is maybe more important than the other for your network , …
Please don’t register to South Africa/Johannesburg CCDE Class, it is full !
Hi Everyone, I would like to inform you that Instructor Led CCDE Class in South Africa/Johannesburg Training is full. So please don’t register for it.
Telecom Operator Network Design Training
I missed writing , missed writing a post lot on the website specifically !. Because I know you are reading right now and wonder where I have been.
CCDE Practical/Lab Exam Result Policy
Many of my students have been asking whether CCDE Practical/Lab Exam Result policy is still the same.
What is GLBP and where GLBP should be used?
GLBP stands for Gateway Load Balancing Protocol. In this article, I will explain where GLBP is used , where it shouldn’t be used with the topologies.
What is Urban and Rural area in networking ?
What is urban and rural area ? What is underserved area in networking ? These definitions are heavily used in networking. And all broadband network designers take always these definitions into an account while they …
Congratulations to Roy Lexmond on Passing CCDE Practical Exam!
I am very glad to announce that Roy Lexmond from my April CCDE training class passed CCDE Practical exam yesterday in France.