You can use netcat (nc) to copy file from one computer/server to another.
On destination computer
Run netcat in listening mode.
nc -l -s LISTEN_IP -p LISTEN_PORT > FILE_NAME
Example
nc -l -s 51.38.246.115 -p 5555 > azure-nginx.tar
On Source computer
This is the computer from where you copying file from. To copy a file, run
cat FILENAME | nc DESTINATION_IP DESTINATION PORT
Example
cat nginx.tar | nc 51.38.246.115 5555