Oracle Linux: IPtables or IP6tables Services Failed To Start During Boot
(Doc ID 2722603.1)
Last updated on JANUARY 04, 2024
Applies to:
Linux OS - Version Oracle Linux 7.0 with Unbreakable Enterprise Kernel [3.8.13] and laterInformation in this document applies to any platform.
Symptoms
iptables.service or ip6tables.service is failing when both the service are enabled:
systemd[1]: Starting IPv6 firewall with ip6tables...
ip6tables.init[546]: ip6tables: Applying firewall rules: Another app is currently holding the xtables lock. Perhaps you want to use the -w option?
ip6tables.init[546]: [FAILED]
systemd[1]: ip6tables.service: main process exited, code=exited, status=1/FAILURE
systemd[1]: Failed to start IPv6 firewall with ip6tables.
systemd[1]: Unit ip6tables.service entered failed state.
systemd[1]: ip6tables.service failed.
Cause
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In this Document
Symptoms |
Cause |
Solution |