ERNET Backbone
ERNET backbone is a sophisticated link of terrestrial and satellite-based wide area networks. The satellite WAN, using VSAT technology. The VSAT network acts as an overlay for the terrestrial WAN by providing backup links between the backbone sites. International connectivity is achieved through gateways at New Delhi, Mumbai, Bangalore and Kolkata, with a total capacity of 6.64 Mb. Daily traffic over ERNET exceeds 20 GB. ERNET architecture is based on industry standard TCP/IP protocol.
ERNET backbone is being enabled to support IPv6.
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