HP OneView for Red Hat Enterprise Virtualization - Manual (Page 34)

8 Troubleshooting
This chapter outlines solutions for situations you may encounter while using HP Insight Control for
RHEV.
Host information does not appear after discovery
You may experience problems during Discovery of an OA or iLO, or you may find that information
for the device does not appear.
Suggested action
To view the OA or iLO discovery information:
1.
Click the HP Insight Control button at the top of the RHEV window.
2. Click Newsfeed to view any error messages regarding discovery.
Error message: Exceeded the maximum number of SSO certificates”
Suggested action
Select one of these solutions:
•
Delete one or more of the existing certificates from the OA and initiate Discovery again, or
•
Deselect the Discovery option to use Single Sign On, then initiate Discovery again.
Discovery error message “Failed to import the certificate”
Suggested action
Select one of these solutions:
•
Delete one or more of the existing certificates from the iLO and initiate Discovery again, or
•
Deselect the Discovery option and use Single Sign On, then initiate Discovery again.
Unable to receive SNMP traps
In order to receive SNMP traps, the iptables settings must be adjusted to allow UDP port 162
through the input firewall.
Suggested action
Add the following line to the INPUT section of /etc/sysconfig/iptables:
-A INPUT -p udp -m state --state NEW -m udp --dport 162 -j ACCEPT
Certification error is generated during installation
If the HP Insight Control for RHEV dependent product hpcs (hpcs-7.3.2.x) is uninstalled, then the
HP Insight Control for RHEV database must be manually deleted before installing a new version
of HP Insight Control for RHEV. If the database is not deleted prior to installing a new version (or
reinstalling the same version), a certification error will be generated.
Suggested action
The following script can be used to delete the database:
$ sh /opt/hp/hpcs-7.3.0.*/db_uninstall.sh .
34 Troubleshooting