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VPN

Content relating to VPN software and technology.

pfsense - CRL has expired in openvpn server

pfsense - CRL has expired in openvpn server

A few days ago we ran into an issue where pfsense appliances started to refuse openvpn connections by showing "CRL has expired" error messages. As it shows the reason is an overflow a date.

Daniel Nachtrub
Daniel Nachtrub
Linux
openvpn data channel offload

openvpn data channel offload

openvpn is working on offloading the data channel to kernel space. This is improving throughput by an order of magnitude according tests.

Daniel Nachtrub
Daniel Nachtrub
Network
openvpn 2.5 - using wintun

openvpn 2.5 - using wintun

Starting with release 2.5 openvpn added support for wintun interfaces. To enable utilization of wintun interfaces, you need to make some adjustments.

Daniel Nachtrub
Daniel Nachtrub
VPN