dedicated servers only
Our VPN servers never save data that can be used to identify a customer.
Use our server-side multihop to seamlessly doublehop between endpoints.
Don't trust that we're not logging?
Use client-side multihop and connect to another VPN (or Tor) before you connect to us.
no proprietary code
Available for review here.
(too many) details on how the network operates available on our blog and on our
privacy policy page.
anonymous authentication
Access tokens are hashed before connecting. Compromised or confiscated servers can't be used to identify clients.
roots in Iceland, entities worldwide
No central office, anywhere.
In the vast ecosystem of network protocols, the Trivial File Transfer Protocol (TFTP) often flies under the radar. Overshadowed by its more sophisticated cousin, FTP (File Transfer Protocol), TFTP is minimal, lightweight, and — in specific scenarios — absolutely indispensable.
| Parameter | Specification | | :--- | :--- | | Standard | RFC 1350 (obsoletes RFC 783) | | Transport | UDP (not TCP) | | Port | 69 (Well-known port for initial connection) | | Mode | netascii, octet (binary), mail (deprecated) | | Block Size | 512 bytes (default); RFC 2348 allows up to 65464 bytes |
netstat -an | findstr 69 (Windows) or ss -uln | grep 69 (Linux). Disable Windows firewall temporarily to test.SEPmacaddress.cnf.xml. That tiny XML file tells the phone what extension number to register with, what ringtone to use, and which call control server to talk to.TFTP servers offer several benefits that make them a popular choice for file transfers:
In the vast ecosystem of network protocols, the Trivial File Transfer Protocol (TFTP) often flies under the radar. Overshadowed by its more sophisticated cousin, FTP (File Transfer Protocol), TFTP is minimal, lightweight, and — in specific scenarios — absolutely indispensable.
| Parameter | Specification | | :--- | :--- | | Standard | RFC 1350 (obsoletes RFC 783) | | Transport | UDP (not TCP) | | Port | 69 (Well-known port for initial connection) | | Mode | netascii, octet (binary), mail (deprecated) | | Block Size | 512 bytes (default); RFC 2348 allows up to 65464 bytes |
netstat -an | findstr 69 (Windows) or ss -uln | grep 69 (Linux). Disable Windows firewall temporarily to test.SEPmacaddress.cnf.xml. That tiny XML file tells the phone what extension number to register with, what ringtone to use, and which call control server to talk to.TFTP servers offer several benefits that make them a popular choice for file transfers:
