June 2004
Intermediate to advanced
840 pages
39h 47m
English
Content preview from The Internet and Its Protocols
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734 Chapter 15 Advanced Applications
Table
15.2 A comparison of some VPN
technologies
Layer Two
Tunneling
IP Tunneling IPsec
Virtual
MPLS Router BGP BGP/MPLS
Customer Yes Yes if CE
Equipment manages
Needs to Be tunnels, no
Aware of VPN if PE owns
tunnels
Customer Yes Yes if CE
Equipment manages
Needs to Be tunnels, no
Configured for if PE owns
VPN tunnels
Network No No if CE
Equipment manages
Needs to Be tunnels, yes
Aware if PE owns
of VPN tunnels
Scalability at Good Moderate if
Provider Edge CE manages
tunnels,
poor if PE
owns tunnels
Data Security Some Good
based on
integrity of
hardware
Traffic
Engineering ...
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