Configured but inactive forwards: from Splunk list forward-server- How to activate them?

[jcorcoran508]

Please help - 

my centos 8 server is  show some inactive forwards to my indexer.


[splunk@centos8 ~]$ /opt/splunkforwarder/bin/splunk list forward-server
Active forwards:
10.0.0.42:9997
Configured but inactive forwards:
10.0.0.36:9997
10.0.0.45:9997
[splunk@centos8 ~]$

outputs.conf
[tcpout] 
defaultGroup = default-autolb-group 
 
[tcpout:default-autolb-group] 
disabled = false 
server = mysplunkindexer1:9997,mysplunkindexer2:9997

[richgalloway]

Verify all three indexers are up and accessible (firewalls, etc.).

Check the forwarder's splunkd.log for messages that might explain why the connections failed.