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Service VIP unroutable using ORIGINAL_DST based cluster in CiliumClusterwideEnvoyConfig

area/agentCilium agent related.Cilium agent related.

area/cecAffects usage of Cilium with CiliumEnvoyConfigAffects usage of Cilium with CiliumEnvoyConfig

area/proxyImpacts proxy components, including DNS, Kafka, Envoy and/or XDS servers.Impacts proxy components, including DNS, Kafka, Envoy and/or XDS servers.

area/servicemeshGH issues or PRs regarding servicemeshGH issues or PRs regarding servicemesh

kind/community-reportThis was reported by a user in the Cilium community, eg via Slack.This was reported by a user in the Cilium community, eg via Slack.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

needs/triageThis issue requires triaging to establish severity and next steps.This issue requires triaging to establish severity and next steps.

Status: Open.

#45640 In cilium/cilium;

· sgargan opened on Apr 27, 2026

clustermesh failed to connect to remote cluster on the first try

area/clustermeshRelates to multi-cluster routing functionality in Cilium.Relates to multi-cluster routing functionality in Cilium.

kind/community-reportThis was reported by a user in the Cilium community, eg via Slack.This was reported by a user in the Cilium community, eg via Slack.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

Status: Closed (completed).

#45417 In cilium/cilium;

· by ChenYahui2019 was closed on Apr 17, 2026

Cilium-envoy instance health check during cilium update

area/servicemeshGH issues or PRs regarding servicemeshGH issues or PRs regarding servicemesh

kind/community-reportThis was reported by a user in the Cilium community, eg via Slack.This was reported by a user in the Cilium community, eg via Slack.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

Status: Open.

Enhancement

#45205 In cilium/cilium;

· ccleouf66 opened on Apr 7, 2026

Documentation: Clarification on IP forwarding. Is enabled globally, not just for native routing?

area/datapathImpacts bpf/ or low-level forwarding details, including map management and monitor messages.Impacts bpf/ or low-level forwarding details, including map management and monitor messages.

area/documentationImpacts the documentation, including textual changes, sphinx, or other doc generation code.Impacts the documentation, including textual changes, sphinx, or other doc generation code.

kind/community-reportThis was reported by a user in the Cilium community, eg via Slack.This was reported by a user in the Cilium community, eg via Slack.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

Status: Open.

#45143 In cilium/cilium;

· jesseward opened on Apr 2, 2026

Cilium BPF Hitting LimitTableMax

area/datapathImpacts bpf/ or low-level forwarding details, including map management and monitor messages.Impacts bpf/ or low-level forwarding details, including map management and monitor messages.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

staleThe stale bot thinks this issue is old. Add "pinned" label to prevent this from becoming stale.The stale bot thinks this issue is old. Add "pinned" label to prevent this from becoming stale.

Status: Open.

#44635 In cilium/cilium;

· colinmcintosh opened on Mar 4, 2026

Question: how does dns queries for toFQDNs works in cilium netpols

area/agentCilium agent related.Cilium agent related.

area/fqdnAffects the FQDN policies featureAffects the FQDN policies feature

info-completedThe GH issue has received a reply from the authorThe GH issue has received a reply from the author

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

sig/policyImpacts whether traffic is allowed or denied based on user-defined policies.Impacts whether traffic is allowed or denied based on user-defined policies.

Status: Open.

#44452 In cilium/cilium;

· 1Shubham7 opened on Feb 20, 2026

use etcdctl with clustermesh etcd

area/clustermeshRelates to multi-cluster routing functionality in Cilium.Relates to multi-cluster routing functionality in Cilium.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

Status: Closed (completed).

#43625 In cilium/cilium;

· by nrobert13 was closed on Feb 11, 2026

[QUESTION] hostfirewall configuration

area/host-firewallImpacts the host firewall or the host endpoint.Impacts the host firewall or the host endpoint.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

need-more-infoMore information is required to further debug or fix the issue.More information is required to further debug or fix the issue.

sig/policyImpacts whether traffic is allowed or denied based on user-defined policies.Impacts whether traffic is allowed or denied based on user-defined policies.

staleThe stale bot thinks this issue is old. Add "pinned" label to prevent this from becoming stale.The stale bot thinks this issue is old. Add "pinned" label to prevent this from becoming stale.

Status: Open.

#43588 In cilium/cilium;

· htiryaki-oe24 opened on Jan 6, 2026

Packets captured by CiliumEgressGatewayPolicy not making it to egress interface

feature/egress-gatewayImpacts the egress IP gateway feature.Impacts the egress IP gateway feature.

kind/community-reportThis was reported by a user in the Cilium community, eg via Slack.This was reported by a user in the Cilium community, eg via Slack.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

Status: Duplicate of an existing item.

#43250 In cilium/cilium;

· by barbu110 was closed on Dec 15, 2025

· Duplicate

cilium-envoy images are missing from Dockerhub

area/proxyImpacts proxy components, including DNS, Kafka, Envoy and/or XDS servers.Impacts proxy components, including DNS, Kafka, Envoy and/or XDS servers.

kind/community-reportThis was reported by a user in the Cilium community, eg via Slack.This was reported by a user in the Cilium community, eg via Slack.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

Status: Closed (completed).

#42960 In cilium/cilium;

· by cagataygurturk was closed on Dec 1, 2025

native routing mode performance issue

area/datapathImpacts bpf/ or low-level forwarding details, including map management and monitor messages.Impacts bpf/ or low-level forwarding details, including map management and monitor messages.

kind/community-reportThis was reported by a user in the Cilium community, eg via Slack.This was reported by a user in the Cilium community, eg via Slack.

kind/performanceThere is a performance impact of this.There is a performance impact of this.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

needs/triageThis issue requires triaging to establish severity and next steps.This issue requires triaging to establish severity and next steps.

staleThe stale bot thinks this issue is old. Add "pinned" label to prevent this from becoming stale.The stale bot thinks this issue is old. Add "pinned" label to prevent this from becoming stale.

Status: Not planned (skipped).

#42696 In cilium/cilium;

· by satishdotpatel was closed on Jan 29, 2026

how to disable tunnel-protocol

area/cniImpacts the Container Networking Interface between Cilium and the orchestrator.Impacts the Container Networking Interface between Cilium and the orchestrator.

area/datapathImpacts bpf/ or low-level forwarding details, including map management and monitor messages.Impacts bpf/ or low-level forwarding details, including map management and monitor messages.

kind/questionFrequently asked questions & answers. This issue will be linked from the documentation's FAQ.Frequently asked questions & answers. This issue will be linked from the documentation's FAQ.

staleThe stale bot thinks this issue is old. Add "pinned" label to prevent this from becoming stale.The stale bot thinks this issue is old. Add "pinned" label to prevent this from becoming stale.

Status: Not planned (skipped).

#42648 In cilium/cilium;

· by satishdotpatel was closed on Jan 25, 2026