May 2004
Intermediate to advanced
840 pages
20h 10m
English
Content preview from Troubleshooting Virtual Private NetworksBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 6. Troubleshooting Multiprotocol Label Switching Layer 3 VPNs
Multiprotocol Label Switching (MPLS) Layer 3 VPNs are described in Internet Draft draft-ietf-l3vpn-rfc2547bis (RFC2547bis). MPLS Layer 3 VPNs allow a service provider to provision IP connectivity for multiple customers over a shared IP backbone, while maintaining complete logical separation of customer traffic and routing information. Each customer VPN consists of a several geographically dispersed sites. IP connectivity between sites is provisioned over the provider backbone.
There are two basic VPN models:
The overlay model, in which there is no exchange of routing information between the customer and the service provider
The peer model, in which routing information is exchanged ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.