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Security

DMVPN

1. DMVPN DMVPN – Dynamic Multipoint VPN is a technology that uses IPSec, mGRE and NHRP to provide a dynamic VPN infrastructure. DMVPN evolved in several phases as follows: DMVPN phase 1: Hub and Spoke – spokes only communicate via Hub DMVPN phase 2: Hub and spoke with spoke to …

IPSec VPN 101

1. IPSec IPSec is a framework of open standars that offers security services to IP communication. When using IPSec you get the following benefits: Data confidentiality – packets are encrypted before being sent Data integrity – the receiver can verify if a packet was altered between the sender and itself …