IP-VPN Lite

IP VPN-Lite is a product from Nortel (now acquired by Avaya) that provides the ability to run IP Virtual private networks using Multiprotocol BGP (MP-BGP) extensions (based on RFC 4364) across a normal IP backbone infrastructure. Unlike Multiprotocol Label Switching (MPLS) based VPNs, IP VPN-Lite is purely based on an end-to-end IP transport. While still … Continue reading →

BGP – The protocol that makes the Internet work

Service providers working with IP networks are very clear that the Border Gateway Protocol (BGP) is the most complex and difficult to configure Internet protocol. Its emphasis on security and scalability makes it essential, however. This guide offers you a detailed look at how and why BGP-enabled routers in core networks exchange information securely with … Continue reading →