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Identities

Admin Guide

Managing the people and groups who use Knocknoc, including administrators, users and the groups that gate access.

Agents

Admin Guide

Installing and registering Knocknoc agents, which apply access changes on your firewalls, proxies and hosts.

Traefik

Admin Guide Integrations

Knocknoc protects services behind Traefik with the Knocknoc Traefik plugin. The plugin is a middleware that reads and enforces a Knocknoc Allowlist (EDL). No Knocknoc Agent is strictly needed. Traefik can poll the EDL from the Knocknoc server itself, or from a...

Moving your Knocknoc server

Admin Guide Maintenance

This guide explains how to move Knocknoc to a new machine. For example, you might be replacing old hardware, or moving to a different data center or cloud provider. If the server's address changes, it also explains how to point your agents, users and identity ...

299007 - Agent Is Too Old to Grant a Network

Agent Error Codes Compatibility

Agent error code #299007 occurs when a knoc's predefined source is a network, such as 192.168.100.48/29, and the agent serving the knoc is too old to grant one. An older agent would grant only the network's first address while reporting the whole network grant...

error_code
299007

299008 - The Agent Could Not Reach the Blocked Address List

Agent Error Codes Generic Agent Errors

Agent error code #299008 means the agent fetching one of your blocked address lists could not download it. The connection to the list's server failed, timed out, or the address could not be used. The addresses from the last successful fetch keep blocking, and ...

error_code
299008

299009 - The Blocked Address List Server Answered With an Error

Agent Error Codes Generic Agent Errors

Agent error code #299009 means the agent fetching one of your blocked address lists reached the list's server, and the server refused the request. The card shows the status it answered with, for example 403 Forbidden or 404 Not Found. The addresses from the ...

error_code
299009

299010 - The Blocked Address List Is Too Large

Agent Error Codes Generic Agent Errors

Agent error code #299010 means the blocked address list the agent downloaded is larger than Knocknoc accepts. The agent stops reading at the limit rather than sending part of a list, and the addresses from the last successful fetch keep blocking. A list can be...

error_code
299010

MIKRO103 - MikroTik Source Network Cannot Be Written As An Address

Agent Error Codes MikroTik

Agent error code #MIKRO103 indicates that the knoc's predefined source is an IPv4 address written inside an IPv6 one (for example ::ffff:10.0.0.0) carrying a mask narrower than the embedded IPv4 range. A mask on that form is measured against 128 bits, so ther...

error_code
MIKRO103

NFT053 - nftables Set Cannot Hold a Network

Agent Error Codes nftables

Agent error code #NFT053 occurs when a knoc's predefined source is a network, such as 192.168.100.48/29, and the nftables set the knoc points at was declared without flags interval. A set without flags interval stores single addresses only, and nft refuses...

error_code
NFT053

200250 - Firewall or Panorama Mismatch

Agent Error Codes Palo Alto

Agent error code #200250 means the address in the integration belongs to a different kind of device than the integration is set up for. Either it points at a Panorama with Use Panorama off, or at a firewall with Use Panorama on. Knocknoc talks to the two diffe...

error_code
200250

200251 - Managed Firewall Not Found or Not Connected

Agent Error Codes Palo Alto

Agent error code #200251 means a serial number on the knoc does not match a firewall Panorama manages, or matches one that is not connected to Panorama right now. Through Panorama, Knocknoc sends each change to the managed firewalls named on the knoc. A serial...

error_code
200251

200252 - Device Group Not Found

Agent Error Codes Palo Alto

Agent error code #200252 means the device group on the knoc does not exist on Panorama, or one of the knoc's managed firewalls is not a member of it. In address group mode through Panorama, Knocknoc writes its address objects into the device group, and Panoram...

error_code
200252

200253 - External Dynamic List Not Found

Agent Error Codes Palo Alto

Agent error code #200253 means the firewall has no IP external dynamic list with the name configured on the knoc. In Passive+ mode, a grant asks the firewall to refresh the list straight away, so a new address is picked up in seconds rather than at the list's ...

error_code
200253

200254 - Firewall Cannot Fetch the External Dynamic List

Agent Error Codes Palo Alto

Agent error code #200254 means the firewall has the external dynamic list, but reports that its last attempt to fetch the list failed. Until it succeeds, the firewall keeps using whatever it last fetched, so newly granted users are not admitted. The firewall f...

error_code
200254

200255 - Address Group Is a Dynamic Group

Agent Error Codes Palo Alto

Agent error code #200255 means the address group on the knoc is a dynamic address group, which matches addresses by tag. In address group mode, Knocknoc adds address objects to a static group's member list, and a dynamic group has no member list to add to. Ste...

error_code
200255

200256 - No Dynamic Address Group Matches the Tag

Agent Error Codes Palo Alto

Agent error code #200256 is a warning from Validate. The agent looked for a dynamic address group whose match criteria name the knoc's tag, and found none where it looked. A registration on a tag no group matches is accepted by the firewall but admits nobody. ...

error_code
200256

200257 - Tag Already Carries Registrations

Agent Error Codes Palo Alto

Agent error code #200257 is a warning from Validate on a knoc that has not been saved yet. The tag it names already has addresses registered on the firewall. A tag belongs to one knoc. Knocknoc reads back what is registered on the tag and removes any address t...

error_code
200257