Introduction to Interprovider and Carrier-of-Carriers VPNs

This chapter discusses the following topics, which provide background information about carrier-of-carriers VPNs:

• Traditional VPNs, Interprovider VPNs, and Carrier-of-Carriers VPNs
• Standard VPNs
• Interprovider and Carrier-of-Carriers VPNs
• Interprovider VPNs
• Carrier-of-Carriers VPNs
• Interprovider and Carrier-of-Carriers VPN Standards