Node Toller

Before:

[Blockchain REST endpoint]
  |
(port xxx)
  |
<Opening for all or inconvenience restriction like IP criteria>
  |
[Clients]

After:

[Blockchain REST endpoint]
  |  |
  |(port yyy)
  |  |
  |<Opening for all with toll>
  |  |
  |[Clients]
  |
(port xxx)
  |
<Your favorite allowance which includes denying all>
  |
[Clients]

License

Microsoft Reference Source Lisence.