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iptables Missing "Table: filter" on one Node of a BDA Cluster (Doc ID 1961763.1)

Last updated on DECEMBER 03, 2019

Applies to:

Big Data Appliance Integrated Software - Version 3.0.1 and later
Linux x86-64

Symptoms

NOTE: In the examples that follow, user details, cluster names, hostnames, directory paths, filenames, etc. represent a fictitious sample (and are used to provide an illustrative example only). Any similarity to actual persons, or entities, living or dead, is purely coincidental and not intended in any manner. 

 

Primary Symptom

The primary symptom is that "/etc/init.d/iptables status" i.e. "service iptables status" reports that iptables is missing the rules for Table filter on one node of the BDA cluster.

The example here considers Node 4 to be the node where "service iptables status" is missing the Table filter.

Run all commands as 'root' user.

1. On Node 4 of the cluster "service iptables status" reports output like:

 

Changes

Prior to "service iptables status" missing the Table filter the BDA rack was moved a few meters in the same DataCenter.  "service iptables status" reported  the
missing Table: filter on one cluster node after that move.

Cause

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In this Document
Symptoms
 Primary Symptom
 Additional Symptoms
Changes
Cause
Solution
References


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