Core IP Routing and Switching Technology - Cvt-dallas.org
Core IP Routing and Switching Technology - Cvt-dallas.org
Core IP Routing and Switching Technology - Cvt-dallas.org
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Backbone Architecture: Old & New<br />
SDH/<br />
SONET<br />
Legacy Network<br />
Circuit Protection<br />
Transport Layer<br />
Next Generation Network<br />
Optical Mesh(& Link) based<br />
GMPLS Protection,<br />
Wavelength-based VPN<br />
OXC<br />
Circuit Grooming & Protection<br />
EXC<br />
EXC<br />
Circuit-based Grooming<br />
Circuit-based VPN<br />
GMPLS Protection?<br />
<strong>Core</strong><br />
Router<br />
Aggregation<br />
Packet-based Grooming<br />
Packet-based VPN<br />
Packet Aggregation<br />
(fan-out)<br />
MPLS Grooming<br />
MPLS <strong>Switching</strong><br />
Packet-based Grooming<br />
Packet-based VPN<br />
Packet Aggregation<br />
<strong>IP</strong> /<br />
MPLS<br />
<strong>Core</strong><br />
Router<br />
Service<br />
Service<br />
Circuit-switched<br />
voice, data services<br />
Vo<strong>IP</strong>, VPN, Etc.<br />
Service<br />
Service<br />
5
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