Cisco Cisco Web Security Appliance S690 릴리즈 노트
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Release Notes for Cisco IronPort AsyncOS 7.7.0 for Web (All Builds After Build 725)
7.7.0
Pre-Upgrade Requirements
You can upgrade to release 7.7.0-753 from the following versions:
Pre-Upgrade Requirements
Note
IMPORTANT: During testing of AsyncOS 7.7.0, Cisco observed performance changes ranging from +
33% to - 16%, depending on the model and configuration. Performance degradation risk is limited to
S160 & S360 models and models S370 and S660 that are running the web proxy without security
services. If you experience performance degradation with AsyncOS 7.7.0, Cisco recommends that you
revert to AsyncOS 7.5.x.
33% to - 16%, depending on the model and configuration. Performance degradation risk is limited to
S160 & S360 models and models S370 and S660 that are running the web proxy without security
services. If you experience performance degradation with AsyncOS 7.7.0, Cisco recommends that you
revert to AsyncOS 7.5.x.
Warning
Model S160: Before installing AsyncOS for Web on some S160 appliances, install the hard drive
firmware upgrade on the appliance. To verify whether your S160 requires the firmware upgrade, run
the “upgrade” CLI command. If the S160 requires the firmware upgrade, “Hard Drive Firmware
upgrade (for C/M/S160 models only, build 002)” will be listed as an upgrade option. If listed, run the
firmware upgrade, and then upgrade AsyncOS for Web to the current version.
firmware upgrade on the appliance. To verify whether your S160 requires the firmware upgrade, run
the “upgrade” CLI command. If the S160 requires the firmware upgrade, “Hard Drive Firmware
upgrade (for C/M/S160 models only, build 002)” will be listed as an upgrade option. If listed, run the
firmware upgrade, and then upgrade AsyncOS for Web to the current version.
Preserve Pre-Upgrade Data from the System Capacity Report
Pre-upgrade data for CPU usage for Web Reputation and Web Categorization (as shown in the CPU
Usage by Function chart on the System Capacity report page) will not be available after upgrade. If you
need to preserve this historic data, export or save the data for the CPU Usage by Function chart as CSV
or PDF before you upgrade.
Usage by Function chart on the System Capacity report page) will not be available after upgrade. If you
need to preserve this historic data, export or save the data for the CPU Usage by Function chart as CSV
or PDF before you upgrade.
In this release, Web Reputation and Web Categorization data have been combined into a single collation
called “Acceptable Use and Reputation.”
called “Acceptable Use and Reputation.”
Current Users of IronPort URL Filters:
Upgrade to Cisco IronPort Web Usage Controls
Cisco has announced end-of-life for the IronPort URL Filters service, replacing it with Cisco IronPort
Web Usage Controls. This release of AsyncOS for Web no longer supports IronPort URL Filters nor will
it receive updates.
Web Usage Controls. This release of AsyncOS for Web no longer supports IronPort URL Filters nor will
it receive updates.
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7.5.0-703
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7.5.0-727
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7.5.0-810
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7.5.0-833
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7.5.0-834
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7.5.0-836
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7.5.0-838
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7.5.0-840
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7.5.0-850
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7.5.1-074
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7.5.1-079
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7.5.1-085
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7.5.2-107
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7.5.2-202
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7.5.2-303
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7.5.2-304
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7.5.2-332
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7.7.0-500
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7.7.0-608
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7.7.0-614
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7.7.0-710
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7.7.0-725
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7.7.0-734
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7.7.0-736
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7.7.0-744
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7.7.0-745