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Benefits of VPNs
Network Cost
Network Cost
New Capabilities
New Capabilities
Flexibility
Flexibility
Extend network to
remote users
Ability to set up and
restructure networks
quickly
Service Provider
Independency
More bandwidth at lower
cost
Delivers cost effective
remote site bandwidth
for new applications
Reduced WAN and dial
infrastructure
expenditures
Enable extranet
connectivity to business
partners
Leverages and extends
the WAN to remote and
external users
Increase security by
means of data encryption
Security
Security
Encryption - Confidentiality - Authentication - Integrity
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