This post describes different deployment scenarios where Network Address Translation (NAT) is implemented with IPsec DMVPN.
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Multicast – Inter AS Multicast (Auto-RP and BSR), Anycast RP MSDP, MSDP SA Filter and MBGP
If you want to learn how multicast works and different multicast protocols, you need to read this post. It will guide you through the details progressively to fully understand the key concepts.
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IPsec: Crypto Maps, GRE and VTI
This post describes the configuration of IPsec using four different methods in order to achieve authentication and encryption. We will compare the configuration requirements as well as the overhead introduced by each method from the point of view of packet size.
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MPLS and BGP Multipath, Prefix Independent Convergence (PIC) and Best External
The aim of this post is to explain in detail some key Border Gateway Protocol (BGP) features in a Multiprotocol Label Switching (MPLS) network topology.
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Scalable EIGRP Designs – Convergence Optimizations
This post covers in detail the characteristics of the EIGRP routing protocol such as convergence procedure, timer and query domain, and route selection.
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OSPF Forward Address – Case Studies
This post covers in detail some complex scenarios where OSPF is implemented for routing and the OSPF LSAs that come into play in each of them.
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OSPF Forward Address – Database Overview
This post covers in detail the OSPF LSA Types, their scope and functionality. You should read this publication to understand how OSPF works because it can get very complex.
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Network Design Guide
Network design is critical to the success of businesses. Careful planning is the foundation of an efficient, resilient and well-dimensioned network topology able to support business needs.
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