Cisco Cisco Web Security Appliance S170 Guía Del Usuario
A-12
AsyncOS 9.2 for Cisco Web Security Appliances User Guide
Appendix A Troubleshooting
Site Access Problems
For more information, see
and
https://bugs.launchpad.net/qemu/+bug/1329956.
Step 1
Check the following:
cat /sys/module/kvm_intel/parameters/enable_apicv
Step 2
If the above value is set to Y:
a.
Stop your virtual appliances and reinstall the KVM kernel module:
rmmod kvm_intel
modprobe kvm_intel enable_apicv=N
b.
Restart your virtual appliance.
Hardware Appliances: Remotely Resetting Appliance Power
If a hardware appliance requires a hard reset, you can reboot the appliance chassis remotely using a
third-party Intelligent Platform Management Interface (IPMI) tool.
third-party Intelligent Platform Management Interface (IPMI) tool.
Restrictions
•
Remote power cycling is available only on certain hardware. For specifics, see
•
If you want be able to use this feature, you must enable it in advance, before you need to use it. For
details, see
details, see
.
•
Only the following IPMI commands are supported: status, on, off, cycle, reset, diag, soft. Issuing
unsupported commands will produce an “insufficient privileges” error.
unsupported commands will produce an “insufficient privileges” error.
Before You Begin
•
Obtain and set up a utility that can manage devices using IPMI version 2.0.
•
Understand how to use the supported IPMI commands. See the documentation for your IPMI tool.
Step 1
Use IPMI to issue a supported power-cycling command to the IP address assigned to the Remote Power
Cycle port, which you configured earlier, along with the required credentials.
Cycle port, which you configured earlier, along with the required credentials.
For example, from a UNIX-type machine with IPMI support, you might issue the command:
ipmitool -I lan -H 192.0.2.1 -U remoteresetuser -P passphrase chassis power reset
where 192.0.2.1 is the IP address assigned to the Remote Power Cycle port and remoteresetuser and
passphrase are the credentials that you entered while enabling this feature.
passphrase are the credentials that you entered while enabling this feature.
Step 2
Wait at least eleven minutes for the appliance to reboot.
Site Access Problems
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