Tier 1, Tier 2 and Tier 3 Service Providers
What is tier in the first place ? If you are dealing with Service Provider networks, you hear this term a lot. But how we define Tier 1,Tier 2 and Tier 3 Service Providers ?
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 fate sharing ? Below is the Wikipedia definition of fate sharing.
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 inevitably a period of disruption to the delivery of traffic until the network reconverges on the new topology.
TIP Plugs Critical Mass, Expands Community Labs
Technology prototypes tested and validated by the group are now commercially available and being...
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Can We Really Use Millions of VXLAN Segments?
One of my readers sent me a question along these lines…
VXLAN Network Identifier is 24 bit long, giving 16 us million separate segments. However, we have to map VNI into VLANs on most switches. How can we scale up to 16 million segments when we have run out of VLAN IDs? Can we create a separate VTEP on the same switch?
VXLAN is just an encapsulation format and does not imply any particular switch architecture. What really matters in this particular case is the implementation of the MAC forwarding table in switching ASIC.
Read more ...Scavolini Realizes the Value of Architectural Simplicity Across Data Centers
Growth in the new era of digital business is built on three pillars: providing the best customer experience, supporting continuous...Heavy Networking 485: Understanding Edge Exchanges
Guest Alex Marcham returns to Heavy Networking to explore edge exchanges. Like Internet exchanges, the goal of an edge exchange is to provide direct interconnection and traffic exchange between provider networks, but edge exchanges move that infrastructure closer to end users. Alex walks us through how these exchanges work.
The post Heavy Networking 485: Understanding Edge Exchanges appeared first on Packet Pushers.
Michael Dell: The Future of Tech Is Autonomous
Dell Technologies announced an on-demand buying model for its products and autonomous...
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Tech Bytes: Enabling Agility And Security With Tufin Policy Automation (Sponsored)
On today's Tech Bytes, our sponsor is Tufin, and we’re going to dig into the concept of agility in the enterprise, particularly as organizations adopt cloud services and container-based applications. Our guest is Aleck Brailsford, Director of Sales Engineering for the Americas at Tufin.
The post Tech Bytes: Enabling Agility And Security With Tufin Policy Automation (Sponsored) appeared first on Packet Pushers.
Tech Bytes: Enabling Agility And Security With Tufin Policy Automation (Sponsored)
On today's Tech Bytes, our sponsor is Tufin, and we’re going to dig into the concept of agility in the enterprise, particularly as organizations adopt cloud services and container-based applications. Our guest is Aleck Brailsford, Director of Sales Engineering for the Americas at Tufin.TM Forum Claims Open API Adoption Up Amid Vendor Lag
More than 50 communications service providers and technology companies have signed on to TM Forum's...
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Telefónica Commits to TIP’s Open Mobile Transport Tech
The carrier says it will be commercially deploying the open mobile transport protocol at scale in...
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Money Moves: October 2019
Digital Reality dropped billions on European expansion; Ciena closed its acquisition of Centina;...
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Beyond Thin Branch: Move Network Functions to Cloud
In-net SD-WAN allows maximum service delivery with minimum customer premises equipment (CPE)...
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