Introduction to three routes
Ordinary line
CN2
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CN2 GIA: the full name is Glolla Internet Access. It is the fastest and lowest load line between mainland China and North America. The GIA lines are involved in the CN2 nodes starting at 59.43 in the domestic provincial routes, with low load, high quality, fast speed and high price. -
CN2 GT: It is the Global Transit (GIS Global Internet Service) product in the telecom CN2 product line. CN2 GT has its own separate line for international exports to China, but 163 exports are still used for domestic exports. Provincial/overseas nodes start with 202.97 (202.97 node is the node of 163 backbone network of China Telecom), and international backbone nodes have 2 to 4 CN2 nodes starting with 59.43.
Figure 1 Understand the difference between CN2
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CN2 GIA is a local backbone. If there is a CN2 network, direct intervention in 59.43 will not lead to 202.97. -
For CN2 GT, the export route is 59.43, while the domestic route is 202.97. -
The ordinary 163 line is 202.97