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- MPLS (1)
- Network Automation (19)
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- Quality of Service (2)
- SDN (10)
recent posts
- DMVPN Single Hub Single Cloud: Design Behavior Across Phase 1, 2 and 3
- L3VPN is not just about labels, MP-BGP, or VRFs
- IPv6 Prefix Delegation and SLAAC
- WFQ, CBWFQ and LLQ Explained in a Practical Way
- How Traffic is Classified, Marked, and Queued
- NAT
- Proxy ARP
- DNS and HTTP GET with IP SLA
- Cisco IRB (Integrated Routing and Bridging)
- GLBP Weighting
- DNS Server on Cisco IOS
- DHCP Proxy over PPP
- ARP authorized
- QoS in Cisco SD-WAN
- Application-based traffic steering And AAR
- Creating Extranets and Access to Shared Services
- Enforcing Security Perimeters with Service Insertion
- Cisco SD-WAN TLOC Extension
- Cisco SD-WAN Security Features
- Traffic Engineering at Sites with Multiple Routers
- Isolating Guest Users from the Corporate VPN
- Cisco SD-WAN Hub-and-Spoke Topology
- Cisco SD-WAN Onboarding
- AI-Powered Network Assistant
- Ansible Playbook
- Ansible Gathering Facts
- AI-Powered Interface Health Checker with pyATS and OpenAI
- pyATS
- Nornir
- Scrapli
Category: DMVPN
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DMVPN is often introduced as a configuration topic, but in real networks the more important question is design behavior. The same DMVPN topology can behave very differently depending on the phase and the overlay routing protocol. In this post, we look at the simplest DMVPN topology: Single Hub, Single Cloud. This design contains one hub…
