## Peer to Peer Settings

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Transport layer protocols, such as the Transmission Control Protocol (TCP) and User Datagram Protocol (UDP), specify a source and destination port number in their segment headers.

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In order the guarantee node to node communication add the following exception to your Firewall/NAT:

Source: any Destination: any Protocol: TCP Ports: Description: NooBaa
Please note

- TCP ports should be manually opened in firewalls/NATs in order to be reachable
- Connections are secured using SSL
- In any case if TCP will not be reachable, UDP will be used as fallback, which is capable of bypassing firewalls/NATs, assuming UDP is allowed in your network