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- All
- Announcements
- Basic Networking
- Best Practices in Network Design
- BGP
- Broadband
- CCDE BOOTCAMP
- CCDE CERTIFICATION
- CCDE Preparation Recommendations
- Certifications
- Definitions
- Design Scenarios
- Discussions
- DMVPN
- 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
- OSPF
- Peering
- Segment Routing
- Transport Network
- Uncategorized
- VPN
- Wireless
What is reliability in networking?
What is reliability in networking ? Why reliability is an important design tool ? I will provide the answers of these questions with the examples in this post.
Is Fate Sharing bad thing in network design?
Is fate sharing bad thing in network design? Someone asked this question recently on my youtube channel and I want to share a post for the website followers as well. First of all, what is …
Packet loss with Fast Reroute!
Do we still lose packet with fast reroute? One of my students asked me this question. And I would like to share the answer with everyone.
I discussed some IP Mobility solutions including LISP!
Couple days ago I discussed some IP Mobility solutions, including LISP (Locator Identity Separation Protocol) with the CCDE students.
CCDE Before and After!
Don’t expect technical topic in this post. Instead I wanted to show how was my situation before and after the CCDE – Cisco Certified Design Expert !. Enjoy 🙂
Fast Convergence and the Fast Reroute – Definitions/Design Considerations in IP and MPLS
Fast Convergence and the Fast Reroute Network reliability is an important design aspect for deployability of time and loss sensitive applications. When a link, node or SRLG failure occurs in a routed network, there is …
BGP Next-Hop Behaviour in IP and MPLS Networks
One of my CCDE bootcamp students asked a question about next hop in MPLS VPN network. So, I would be very pleased to explain the BGP next hop behaviour both in IP and MPLS network …
IS-IS Routing Protocol Interview Questions
IS-IS is a link state routing protocol. Commonly used in Service Provider networks.
Quality of Service Best Practices
What is best practice ? Below is a Wikipedia definition of best practice. This apply to education as well. A best practice is a method or technique that has been generally accepted as superior to …
MPLS Transport Profile (MPLS-TP) Basic Explanation and Key Points
Multi-Protocol Label Switching Transport Profile (MPLS-TP) is a new technology developed jointly by the ITU-T and the IETF. The key motivation is to add OAM functionality to MPLS in order to monitor each packet and …
Carrier Supporting Carrier – CSC
CSC Carrier Supporting Carrier is a hierarchical MPLS VPN architecture between the Service Providers.
The difference between Load balancing and Load Sharing
It is important to understand the difference between load balancing and load sharing.