Archive

Category Archives for "ORHAN ERGUN"

CCDE Practical/Lab Exam Result Policy

Many of my students have been asking whether CCDE Practical/Lab Exam Result policy is still the same.    As you might know after CCDE 2017 May exam cancellation  , practical exam results can be learned after 8 to 12 weeks. This mean, if you attend CCDE Practical exam, you cannot learn the result (Pass or fail) …

The post CCDE Practical/Lab Exam Result Policy appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

CCDE Practical/Lab Exam Result Policy

Many of my students have been asking whether CCDE Practical/Lab Exam Result policy is still the same.    As you might know after CCDE 2017 May exam cancellation  , practical exam results can be learned after 8 to 12 weeks. This mean, if you attend CCDE Practical exam, you cannot learn the result (Pass or fail) …

The post CCDE Practical/Lab Exam Result Policy appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

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 last post was on October 26. More than 2 months , I didn’t share anything on the website. I […]

The post Telecom Operator Network Design Training appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

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 last post was on October 26. More than 2 months , I didn’t share anything on the website. I …

The post Telecom Operator Network Design Training appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

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 last post was on October 26. More than 2 months , I didn’t share anything on the website. I …

The post Telecom Operator Network Design Training appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

LDP retention and distribution modes

MPLS protocol uses labels to forward traffic between point A and B. These labels are binded to FECs and distributed on the network by means of different protocols like (LDP, RSVP, BGP-LS, SPRING). LDP (Label Distribution Protocol “RFC5036”) is still by far the widely used protocol among them and was developed to do label distribution […]

The post LDP retention and distribution modes appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

LDP retention and distribution modes

MPLS protocol uses labels to forward traffic between point A and B. These labels are binded to FECs and distributed on the network by means of different protocols like (LDP, RSVP, BGP-LS, SPRING). LDP (Label Distribution Protocol “RFC5036”) is still by far the widely used protocol among them and was developed to do label distribution …

The post LDP retention and distribution modes appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

LDP retention and distribution modes

MPLS protocol uses labels to forward traffic between point A and B. These labels are binded to FECs and distributed on the network by means of different protocols like (LDP, RSVP, BGP-LS, SPRING). LDP (Label Distribution Protocol “RFC5036”) is still by far the widely used protocol among them and was developed to do label distribution …

The post LDP retention and distribution modes appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

What does hot potato routing mean? Why hot potato routing is important?

What does Hot Potato Routing mean ? Why hot potato routing is important ? What is the default policy of the Internet Service Providers ? In which case Hot Potato Routing is not wanted ? I will explain these questions and more in this post.   What does Hot Potato Routing Mean ?   If …

The post What does hot potato routing mean? Why hot potato routing is important? appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

CCDE October Online Class is starting, why CCDE from Orhan Ergun ?

CCDE October Online Instructor Led Class will start today. My Online CCDE Classes are 10 days, everyday around 4 hours. But really, let’s be honest, can you understand everything in 10 days ? So, can you pass the CCDE Practical exam just studying this 10 days course ?   No. No. Even if you are […]

The post CCDE October Online Class is starting, why CCDE from Orhan Ergun ? appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

CCDE October Online Class is starting, why CCDE from Orhan Ergun ?

CCDE October Online Instructor Led Class will start today. My Online CCDE Classes are 10 days, everyday around 4 hours. But really, let’s be honest, can you understand everything in 10 days ? So, can you pass the CCDE Practical exam just studying this 10 days course ?   No. No. Even if you are …

The post CCDE October Online Class is starting, why CCDE from Orhan Ergun ? appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

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 some special businesses  ? Have you heard about HFT (High Frequency Trading) ? If you like the discussion points, after […]

The post Microwave or Fiber which one is faster ? appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

CCDE Practical Exam Dates 2018

Below is the CCDE Practical/Lab exam dates for 2018.   As you might know there are four exam yearly. You can attend maximum four times. You don’t have to pass any exam other than CCDE Written Qualification exam to be able to attend CCDE Practical/Lab exam.   For the cost, registration process , refund and […]

The post CCDE Practical Exam Dates 2018 appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

IP Fast Reroute, LFA and Remote LFA Discussion for real network deployment

IP Fast Reroute , LFA (Loop Free Alternate) , Remote LFA and in general recovery and protection discussion. In this post, I will share the discussion with one of my slack group member, Driss Jabbar. He is a CCDE and highly skilled network engineer and also author of some posts in this website. You can […]

The post IP Fast Reroute, LFA and Remote LFA Discussion for real network deployment appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

Update for the Free Network Engineers Group

A while ago, I created a slack group for the network engineers. Some of you might be a part of the group and have been enjoying, learning, discussing the networking topics, real life deployments, for a while.   I wanted to say that, I started to extend the group. It started initially for the Telco, […]

The post Update for the Free Network Engineers Group appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

Why submarine cable , why not satellite ?

Why submarine/subsea cables rather than satellite. Story between my friend who is from finance background and myself.     Today, one of my friends who is totally foreigner to our industry,  visited me at home. It was a family dinner actually and as I said, He is not a network engineer but just a curios […]

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What is convergence in different field of networking ?

What is convergence ?   This term has different meaning for different networking groups. In this post, I will explain the two most common usage. This kind of knowledge definitely will differentiate you from the others ?   If you are a layer 3 person, I mean if you are familiar with routing, most probably […]

The post What is convergence in different field of networking ? appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

What is last mile and first mile ?

What is last mile and first mile ? This is an important telecommunication term which is used in all broadband communication methods. In this post, I will explain the term, differences and some detail about this term.   In fact, last mile and the first mile is the same thing.   The link between the […]

The post What is last mile and first mile ? appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

What is Deadlock situation in MPLS Traffic Engineering ?

What is deadlock situation in MPLS Traffic Engineering ? What happens when deadlock occurs ? Is there any mechanism to prevent deadlock ? I will explain all the details in this post.     Deadlock occurs when LSP needs to move to the other link but due to lack of available bandwidth cannot move to […]

The post What is Deadlock situation in MPLS Traffic Engineering ? appeared first on Cisco Network Design and Architecture | CCDE Bootcamp | orhanergun.net.

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