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Clavister Knowledge Base

Using NetWall as a DNS-over-TLS (DoT) Gateway (2026-09-14) commercial

Summary

Clavister Knowledge Base is a commercial documentation site that supports the configuration and troubleshooting of Clavister's NetWall firewalls and related cOS Core products. It is accessed as a self-hosted web reference rather than installed software, covering tasks like terminating DNS-over-TLSDNS-over-TLSA protocol that wraps DNS queries inside a TLS connection on port 853, preventing eavesdroppers from reading or tampering with hostname lookups. Cyber tools use it to keep reconnaissance and C2 traffic from leaking in plaintext. connections within an IP Policy or forwarding Clavister PAS logs to InCenter and Syslog servers. The material is written for network administrators and support staff running NetWall deployments rather than for end users, with guides spanning IPsecIPsecA suite of IETF protocols that authenticate and encrypt IP packets at the network layer, giving cyber tools a standards-based way to build VPNs or secure host-to-host tunnels without modifying applications., high availability, SASESASEA network architecture model combining wide-area networking and network security functions into a single cloud-delivered service, letting cyber tools enforce consistent policy regardless of where users or workloads sit., and identity integrations like IdAuth Cloud. It sits alongside vendor knowledge bases for other firewall platforms rather than any named competitor. Clavister launched the product line in 2002, and the knowledge base itself stays current, with 25 tracked releases and new articles published as recently as 19 days ago.

How Clavister Knowledge Base helps

How do I get IPsec tunnels to stop dropping when a gateway fails over to its backup?

points to the cookbook covering high-availability and traffic shaping alongside core IPsec setup, with the configuration steps for the failover scenario spelled out end to end

How do I let remote users authenticate through IdAuth Cloud instead of a local user database?

walks through the OIDC and OneConnect configuration needed to hand authentication off to IdAuth Cloud, step by step

Which settings do I need to get a Linux client connecting over OpenConnect to a NetWall gateway?

gives the client and gateway-side configuration for that specific pairing, including the split-tunnelling and core settings involved

How do I set up ZTNA access for users without standing up my own certificate infrastructure?

lays out the combined NetWall, IdAuth Cloud and OneConnect configuration for zero-trust access, and separately covers issuing certificates via ACME/Let's Encrypt if that's the piece missing

Why does an IKEv2 tunnel show two traffic selectors when only one network is configured?

explains the negotiation behaviour behind that mismatch so it can be told apart from a misconfiguration

How do I get InCenter running on my own Kubernetes cluster rather than hosted?

provides the on-prem setup guide for deploying it via Helm

all 5 features, with the evidence for each →

Languages

Not documented

Features

5 capabilities

Built from Clavister Knowledge Base's releases, docs, README and our own runs. “Seen” marks the month we first spotted a release the vendor didn't date.

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All capabilities 5 capabilities
User authentication via IdAuth Cloud documented Authenticates OneConnect users through Clavister IdAuth Cloud. 4 other sources

docs

  • Tue, 06 Oct 2026 16:05:05 +0200 Tue, 06 Oct 2026 16:05:05 +0200 Certificate Error on Android using OneConnect BehaviorWhen OneConnect connects to the gateway, the client validates the certificate the server presents. seen Oct 2026 · source
  • Mon, 28 Sep 2026 17:05:11 +0200 Mon, 28 Sep 2026 17:05:11 +0200 How to - Authenticate OneConnect users with IdAuth on Windows Server and your own CA How to set up OneConnect sign-in with Active Directory accounts through OIDC, with Clavister IdAuth on Windows Server and certificates from your own CA. seen Sep 2026 · source
  • Wed, 23 Sep 2026 23:40:05 +0200 Wed, 23 Sep 2026 23:40:05 +0200 How to - Deploy OneConnect configuration with Microsoft Intune How to deliver a complete Clavister OneConnect VPN profile to Windows endpoints with a Microsoft Intune custom OMA-URI policy, so users never type a server address. seen Sep 2026 · source
  • Mon, 17 Aug 2026 12:52:56 +0200 Mon, 17 Aug 2026 12:52:56 +0200 How to - Authenticate OneConnect users using Clavister IdAuth Cloud Thu, 13 Aug 2026 11:37:34 +0200 https://kb.clavister.com/406366279/how-to---authenticate-oneconnect-users-using-clavister-idauth-cloud… seen Aug 2026 · source
DNS-over-TLS termination shipped Terminates DNS-over-TLS connections using cOS Core TLS functionality within an IP Policy. 1 release · 1 other source · first seen Sep 2026

release

  • Supports terminating DNS-over-TLS (DoT) connections by configuring cOS Core TLS functionality within an IP Policy.⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠ Using NetWall as a DNS-over-TLS (DoT) Gateway (2026-09-14) · Sep 2026 · source · release history

docs

  • Mon, 14 Sep 2026 15:50:06 +0200 Mon, 14 Sep 2026 15:50:06 +0200 Using NetWall as a DNS-over-TLS (DoT) Gateway Clavister NetWall can be configured to terminate DNS-over-TLS (DoT) connections using the cOS Core TLS functionality in an IP Policy. seen Sep 2026 · source
InControl management of NetWall HA clusters documented Allows InControl to manage both nodes of a NetWall HA cluster when the cluster shares a single public IP address. 1 other source

docs

  • Tue, 06 Oct 2026 21:45:06 +0200 Tue, 06 Oct 2026 21:45:06 +0200 Device initiated InControl management of NetWall HA clusters with a single public IP How to let InControl manage both nodes of a NetWall HA cluster when the cluster has only one public IP address. seen Oct 2026 · source
Log forwarding to external servers documented Sends Clavister PAS logs to an InCenter instance or an external syslog server instead of local text files. 1 other source

docs

  • Fri, 21 Aug 2026 16:40:13 +0200 Fri, 21 Aug 2026 16:40:13 +0200 Sending Clavister PAS logs to InCenter or a Syslog server There can be a need to send logs to an external server instead of relying on text files found on the Clavister PAS server itself. seen Aug 2026 · source
Unsupported firmware detection documented InControl warns when the firmware installed on a firewall is not recognised as officially supported according to its database. 1 other source

docs

  • Tue, 29 Sep 2026 09:10:05 +0200 Tue, 29 Sep 2026 09:10:05 +0200 Warning about "The installed firmware may not be officially supported by Clavister" The warning can appear if InControl has detected that the installed firmware on the firewall is not supported according to its database. seen Oct 2026 · source

Lines in monospace are the tool's own words: help text parsed from its source, or an endpoint from its API document. Under release, a line is our summary of a dated release. Under docs, it is quoted from the tool's own documentation or website. Each links back to the source it came from.

Score card

  1. Shipping velocity releases a month, last 12 months
  2. Documentation quality release-notes rubric, 0–100
  3. Breaking-change discipline how rarely a release breaks users, and notice given
  4. Maintenance risk quiet time against its own cadence, maintainers
  5. Innovation & surface new capabilities, API and MCP surface

Five scores for Clavister Knowledge Base, each built from the releases, notes and API history this site tracks — and, on Researcher and Business, where it stands among every measured tool in its category and how that has moved.

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Each score is 0–100 on a published rubric, derived from data this site already shows. A dimension we cannot measure says so — it is never scored 0 and never enters a rank.

How this is scored
  • Shipping velocity — releases a month over the last 12 months, on a log scale where 16 a month scores 100. Needs 3 releases in the window.
  • Documentation quality — the release-notes rubric published on the analytics page, unchanged.
  • Breaking-change discipline — the share of releases carrying a breaking change (none scores 100, half or more scores 0). Only projects that label breaking changes are measured: a clean record cannot be told from an unlabelled one.
  • Maintenance risk — quiet time measured against the tool's own release cadence (quiet longer than 90 days and three typical gaps scores 0), plus the number of active maintainers and whether contributors are growing, where known. Higher is lower risk.
  • Innovation & surface — new capabilities in the feature ledger this year, API and MCP operations added, and the share of commits that are features: the mean of whichever we hold.
  • Community health (open-source tools only) — each is a direction, not a size: contributors this year against last, the bus factor now against a year ago, and issues closed per issue opened, where steady scores 50, doubled 100 and halved 0; plus the median time to a maintainer's first reply (an hour scores about 100, a month or more 0). A commercial card has no repository and carries none of the four.
  • Documented delivery (commercial tools) — when a vendor's documented new capabilities have slowed against its own baseline, that counts against the overall standing as heavily as two low dimensions. Steady delivery, or too little history to judge, leaves the standing alone; it is never a sixth score.
  • Open-source tools are scored on repository signals; commercial tools on their published changelog. Ranks compare tools within one category and one profile and need at least five measured peers; the overall standing needs three ranked dimensions. Best-in-breed or consolidator is a shape, not a quality, and is never scored.

Release-note detail over time

See how much detail Clavister Knowledge Base puts in its release notes, quarter by quarter, and compare it with tracked tools in the same category. This history uses up to ten retained, reviewed notes per tool; sparse or blank older quarters may reflect that limit.

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Website history

clavister.com, every change

Clavister's home page and 17 more pages as they looked each month from September 2021 to October 2026: 28 renders, 1 change of tagline or palette. Step through them, play them, or put any two months side by side.

Website history is included with Researcher and Business.

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Releases

1 entry

  1. September 20261

    1 entry

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