IBM Enterprise Storage Server 2105 E10, Введение и руководство по планированию

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Configuration changes
After IBM performs the initial logical configuration during ESS installation, use the
ESS Specialist Web interface to reconfigure or deconfigure the logical configuration.
IBM can only perform capacity upgrades that are within the same DDM size.
Optional one-year warranty
The ESS comes with a three-year warranty. IBM also offers a one-year warranty.
See your IBM field office for details.
Licensed internal code and optional software
The ESS includes licensed internal code (LIC) for the following features:
v
Multiple allegiance
v
I/O priority queues
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Concurrent copy
This section describes the following optional features for the ESS:
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Parallel Access Volumes
v
ESS Copy Services
IBM service personnel enable these features for you. Order the feature code for the
capacity that is equal to or greater than the capacity of your ESS.
Parallel Access Volumes (PAV)
Order the PAV capacity that you need for your System/390 and zSeries hosts by
using the following feature codes:
1800 Up to 0.5 terabyte (TB)
1801 Up to 1 TB
1802 Up to 2 TB
1803 Up to 4 TB
1804 Up to 8 TB
1805 Larger than 8 TB
OS/390 operating systems that support PAV include: V1R3, V2R4, V2R6, V2R7
(with program temporary fixes); and DFSMS/MVS
™
1.3.0, 1.4.0, and 1.5.0.
ESS Copy Services
This section lists the following information:
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Feature codes for FlashCopy
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Feature codes for extended remote copy (XRC)
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Feature codes for peer-to-peer remote copy (PPRC)
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Guidelines for enabling and using ESS Copy Services
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Planning ESS Web Copy Services configuration
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ESS Introduction and Planning
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