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On the recordRead 11 Oct 202619 facts
OpenConnect VPN Server (ocserv)
Plans and prices
OpenConnect VPN Server (ocserv)
Free
Open-source Linux SSL VPN server · GPLv2
Read 11 Oct 2026 · ocserv.openconnect-vpn.net
On the record
- Access model
- vpnocserv.openconnect-vpn.net · read 22 Sep 2026
- Accounting
- Client usage statistics are available through an API or the RADIUS accounting protocol.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Admin control level
- advancedocserv.openconnect-vpn.net · read 22 Sep 2026
- Authentication
- Authentication options include PAM, RADIUS, password files, HOTP/TOTP, OpenID Connect, smart cards, certificates, and Kerberos with GSSAPI/SPNEGO.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Client compatibility
- The ecosystem page lists OpenConnect clients, a Windows graphical client, AnyLink Secure Client, Cisco AnyConnect, and Clavister OneConnect as compatible clients.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Client isolation
- Each client runs in an isolated seccomp process with a separate network device and IP, while privilege separation divides the main process from client workers.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Networking
- ocserv supports IPv4 and IPv6, HTTPS port sharing, the Proxy Protocol, and routes pushed between server and client.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Operations
- Administrators can query statistics and issue commands interactively or through the JSON API in occtl.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Packages
- The maker lists packages for Ubuntu, RHEL/CentOS, Fedora, Debian, FreeBSD, OpenBSD, OpenWRT, and VyOS.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Purpose
- ocserv is an open-source Linux SSL VPN server designed for organizations needing remote access VPN with enterprise user management and control.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Release signing
- The download page says all releases are signed with the project's PGP key.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Resilience
- It uses a primary UDP/DTLS VPN channel and a TCP/TLS control and backup channel.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Resource controls
- Administrators can set per-client or per-group bandwidth and network-priority limits and confine clients to specific cgroups.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Scale
- The project says connected-client capacity and processing scale with CPU count, and its compact memory footprint lets less costly hosts handle thousands of clients.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Security
- The server uses TLS and Datagram TLS and supports protecting its server key with a TPM or hardware security module.ocserv.openconnect-vpn.net · read 11 Oct 2026
- Site-to-site networking
- Yesocserv.openconnect-vpn.net · read 22 Sep 2026
- SSO / SCIM
- Yesocserv.openconnect-vpn.net · read 22 Sep 2026
- Support
- The project directs users to its plain-text mailing list for help and accepts bug reports through the mailing list or issue tracker.ocserv.openconnect-vpn.net · read 11 Oct 2026
