Cryptocurrency Networks: A New P2P Paradigm

Table 1

Properties of archetypal Bitcoin nodes. The properties described in the table refer to the most common nodes of each type, but due to the vast heterogeneity of Bitcoin nodes, some differences may be found in the real network.

Node	Blockchain	Functionality	Connectivity	Protocol
Full client	F/P	V/R, W	L/NL	B
SPV client	H	W	NL	B
Non-SPV light client	—	W	—	S/SP
Solo miner	F/P	V/R, W, M	L/NL	B
Pool mining server	F/P	V/R, W, M	L/NL	B/S/SP
Pool mining client	—	W, M	—	S/SP