how can I transfer files between two nodes on node.js

[kappabooom]

• Version:
• Platform:mac osX
• Subsystem:

Type:Question

Severity:Medium

Description:

I want to transfer files between node1 and node2.
the way I tried is that use node1 connect node2, then use node2 add files, use node1 get.
I have two question~
1.is it a right way to transfer files
2.when I tried to connect two nodes, I saw 4 port
Swarm listening on /libp2p-webrtc-star/dns4/star-signal.cloud.ipfs.team/wss/ipfs/Qmf3ySkYqLET9xtAtDzvAr5Pp3egK1H3C5iJAZm1SpLEp6
Swarm listening on /ip4/127.0.0.1/tcp/4008/ws/ipfs/Qmf3ySkYqLET9xtAtDzvAr5Pp3egK1H3C5iJAZm1SpLEp6
Swarm listening on /ip4/127.0.0.1/tcp/4007/ipfs/Qmf3ySkYqLET9xtAtDzvAr5Pp3egK1H3C5iJAZm1SpLEp6
Swarm listening on /ip4/10.232.225.251/tcp/4007/ipfs/Qmf3ySkYqLET9xtAtDzvAr5Pp3egK1H3C5iJAZm1SpLEp6
but I don't know which one should I use.
THANKS!!

Steps to reproduce the error: