Limit Node Functionality to Current Public IP

This tutorial will show you how to lock a node to the current public IP address.

This security feature allows restricting full node functionality to the current public IP address. If the public IP changes the data plane connectivity will cease to function and no data plane traffic will pass. It is the equivalent to disabling a node in the trustgrid portal.

Process to Restrict

  1. Navigate to the node in the Trustgrid portal
  2. Click the Actions button in the top right corner of the page and select Lock Node IP
    Lock Node IP

Process to Unlock

  1. Navigate to the node in the Trustgrid portal
  2. Click the Actions button in the top right corner of the page and select Unlock Node IP
    Lock Node IP

Alerts

Once locked changing the Public IP of the node will result in an alert being generated as seen belo. At this point no data plane traffic will be allowed.

Alert generated when node attempts to connect from an unauthorized IP address.