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What is VPN Cisco?

What is VPN Cisco?

Cisco Systems VPN Client is a software application for connecting to virtual private networks based on Internet Key Exchange version 1. On July 29, 2011, Ciscoannounced the end of life of the product.

What is hub and spoke VPN?

What is hub and spoke VPN?

In a VPN hub-and-spoke topology, multiple VPN routers (spokes) communicate securely with a central VPN router (hub). A separate, secured tunnel extends between each individual spoke and the hub. This topology is a simple way to allow employees at remote sites to access your main network.

What is domain based VPN?

What is domain based VPN?

Domain Based VPN controls how VPN traffic is routed between Security Gateways and remote access clients within a community.

What is the purpose of Nat T?

What is the purpose of Nat T?

NAT hole punching is a general technique that exploits how NATs handle some protocols (for example, UDP, TCP, or ICMP) to allow previously blocked packets through the NAT. Session Traversal Utilities for NAT (STUN) is a standardized set of methods and a network protocol for NAT hole punching.

What is the difference between policy based VPN and route based VPN?

What is the difference between policy based VPN and route based VPN?

A Route Based VPN is a configuration, in which the policy does not reference a specific VPN tunnel. Instead, a VPN tunnel is indirectly referenced by a route that points to a specific tunnel interface. ... When a tunnel interface is in a security zone, a tunnel interface must be bound to a VPN tunnel.