Virtual Network
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... networks connect subsets of resources of an underlying base
network, and present the result as a virtual network layer to upper-
layer protocols ...
... network does
not need to coincide with their role in a virtual network (i.e., base
network hosts ...
... C ---...---
Figure 3: Topology of a Virtual Network
Two problems arise; one is forwarding of VN ...
... network. When a node participates in a virtual network, it is always
connected to two networks, the base network ...
... selection.
For example, when communication occurs over a virtual network, the
source address must lie inside the VN ...
... provides further details on this configuration, and demonstrates how
it enables dynamic routing in a virtual network.
It is important to note that the RFC 2003prop ...
... tunnels [2] already
provide a complete virtual network that can support static or dynamic
routing. The proposed solution of using IPIP tunnel ...
... C
Figure 6: Topology of a Virtual Network
Thus, IPsec ...
... This document presents a mechanism consistent with the current use of
IPsec which supports dynamic routing inside a virtual network that
uses IPsec to secure its links ...