Chat with us, powered by LiveChat

Blog

Share on facebook
Facebook
Share on google
Google+
Share on twitter
Twitter
Share on linkedin
LinkedIn
  • All
  • Announcements
  • Basic Networking
  • Best Practices in Network Design
  • BGP
  • BGP Security
  • BOOTCAMP ANNOUNCEMENTS
  • Broadband
  • CCDE BOOTCAMP
  • CCDE CERTIFICATION
  • CCDE Preparation Recommendations
  • CCIE Enterprise Infrastructure
  • CCIE SP
  • Certifications
  • Cisco SD-WAN
  • Cloud Computing
  • Data Center
  • Definitions
  • Design Scenarios
  • Discussions
  • DMVPN
  • EIGRP
  • Fast Convergence
  • FUNNY
  • IGP
  • Inspiring
  • Inter AS MPLS VPN
  • IOT
  • 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
  • SD-Access
  • SD-WAN
  • Security
  • Segment Routing
  • Service Provider Networks
  • Sub Marine Cables
  • TCP - UDP - QUIC
  • Transport Network
  • Uncategorized
  • VPN
  • Wireless
All
  • All
  • Announcements
  • Basic Networking
  • Best Practices in Network Design
  • BGP
  • BGP Security
  • BOOTCAMP ANNOUNCEMENTS
  • Broadband
  • CCDE BOOTCAMP
  • CCDE CERTIFICATION
  • CCDE Preparation Recommendations
  • CCIE Enterprise Infrastructure
  • CCIE SP
  • Certifications
  • Cisco SD-WAN
  • Cloud Computing
  • Data Center
  • Definitions
  • Design Scenarios
  • Discussions
  • DMVPN
  • EIGRP
  • Fast Convergence
  • FUNNY
  • IGP
  • Inspiring
  • Inter AS MPLS VPN
  • IOT
  • 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
  • SD-Access
  • SD-WAN
  • Security
  • Segment Routing
  • Service Provider Networks
  • Sub Marine Cables
  • TCP - UDP - QUIC
  • Transport Network
  • Uncategorized
  • VPN
  • Wireless

GRE Tunnels – Generic Routing Encapsulation – Use Cases

GRE Tunnels  GRE tunnels are by far most common tunnelling technology. Very easy to setup, troubleshoot and operate. But in large scale deployment, configuring GRE tunnels become cumbersome, because GRE tunnel is a point to point tunnel. …

Read More →

Introduction to VPN (Virtual Private Network)

Introduction to VPN (Virtual Private Network) Let’s start with the definition. VPN is a logical network and created over shared physical infrastructure. Shared infrastructure can be private such as MPLS VPN of a Service Provider or over …

Read More →

Should I use Cisco OTV for the Datacenter Interconnect ?

Should I use Cisco OTV for the Datacenter Interconnect? This question comes from not only from my students but also the companies which I provide consultancy.

Read More →

Carrier Ethernet – Definition | Service Types | Requirements

CARRIER ETHERNET DEFINITION Carrier Ethernet is an attempt to expand Ethernet beyond the borders of Local Area Network (LAN), into the Wide Area Networks (WAN).

Read More →

What is Colocation, POP , Carrier Hotels and Meetme Room ?

What is Colocation, POP , Carrier Hotels and Meetme Room ? If you are working in operator domain or a network engineer who wants to learn what is colocation , what is POP (Point of …

Read More →

Microwave or Fiber which one is faster ?

Microwave or Fiber which one is faster ? I will explain  the faster connectivity option and some of the use cases for each, deployment considerations a bit in this post. Why latency is important for …

Read More →

Risk Management in Submarine Cable Systems

Risk Management in Submarine Cable System Submarine networks carry over 99% of the world’s Intercontinental electronic communications traffic.

Read More →

Route where you can , switch where you must – Is it true ?

Route where you can , switch where you must. If you are from networking background most probably you heard this many times. But is it true or like anything else, does it depend on the …

Read More →

Submarine Cable Basics

Submarine Cable is probably the most important topic for the International traffic. More than 99% of the International traffic , including data, voice and video is carried over Submarine Cables.

Read More →

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. I just checked and seen that my …

Read More →

What is IRU ? Indefeasible Right of Use ?

What is IRU (a.k.a Indefeasible Right of Use)  ?  If you are working in the Operator, Service Provider or Telco/Carrier networks, you probably heard this term. If you haven’t, you need to learn it.

Read More →

What is Layer 0 in the OSI Layers ?

What is Layer 0 in the OSI layers ? Isn’t OSI (Open Systems Interconnection) seven layers? 

Read More →

Powered by WishList Member - Membership Software