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Phase 2 – what critical infrastructure and storage could we add toĪ briefcase for a completely portable disaster recovery solution? And it’s so compact, we could fit it in a briefcase We ran throughput tests and found the Rpis with ZeroshellĬould sustain better than 88 Mbits/sec through firewall.Īll our tests. $150 for a second RPi with all the bits to run the Zeroshell CaptiveĪdequate? Our Internet connections for this project are a couple ofĭSL lines. It could be a problem for some of ourīunch of time trying to work around this… or just spend another Outbound VPN gateways, and for general Internet access. Login would be required both for the access to the restricted More detail on the configuration sequence at the end of this post.Ĭaptive Portal configuration is all or nothing. Management interface proved comprehensive and easy to use. It worked without problem for the Zeroshell image. The provider of the Raspberry Pi kit recommended Balena Etcher software for loading system IMG files.

Raspberry Pi 4 was announced the week before, but still not locally available. With SD card, power supply, case and other bits, it cost me less than $150 (Canadian). I picked up new hardware to run the test – a Raspberry Pi 3B+ with two additional USB Ethernet adapters. Multiple Internet connections VPN capability Captive Portal for that control required to the external VPNs. You can look at the web page – the feature list is impressive.

General internet usage is not behind Captive Portal (no authentication required).

Logging access for traffic from internal network to protected gateway network, including identification of VLAN gateway being accessed.

Captive portal controlling gateway access.

VLAN terminations for separate gateways to each VPN.

Protected gateway zone – multiple external VPN access:.

Have as much power as full computers from just a few years ago.īuild a compact, emergency firewall system that meets our

This got me thinking… many modern firewalls have Linux at theirĬore. Dual Raspberry Pi: Firewall and Captive Portal With Zeroshell But that’s a very costly exercise, and the existing gear takes up a lot of space.

The simple answer would be to replicate everything with the same hardware. If the firewall is down for maintenance or service?Īre blocked from their office and need a disaster recovery That makes them very dependent on this firewall’s operations – which brought up some big questions: They use multiple internet connection with services distributed across them. At her company, they use a top-quality commercial firewall that provides and front-ends a suite of other services like,VPN access into the company and a captive portal to control to several outbound VPNs to customer.

Part 1.Ī ylab member has a requirement for a backup firewall… and more.