HP StorageWorks XP Disk Array Mainframe Host Attachment and Operations Guide XP24000, XP20000 (A5951 - 96151, September 2007)

Contents
About this guide ................................................................................... 9
Intended audience ...................................................................................................................... 9
Related documentation ................................................................................................................ 9
Document conventions and symbols ............................................................................................... 9
Conventions for storage capacity values ...................................................................................... 10
Graphical interface illustrations ................................................................................................... 11
HP technical support ................................................................................................................. 11
Subscription service .................................................................................................................. 11
HP websites ............................................................................................................................. 11
Documentation feedback ........................................................................................................... 11
1 Overview of Mainframe Operations ................................................... 13
Mainframe Compatibility and Functionality .................................................................................. 13
Connectivity ............................................................................................................................. 13
Mainframe-Compatible Functions ................................................................................................ 14
Resource Management .............................................................................................................. 16
Data Protection ......................................................................................................................... 16
Performance Management ......................................................................................................... 17
2 FICON and ESCON Host Attachment ................................................. 19
Overview ................................................................................................................................. 19
FICON and ESCON considerations for zSeries hosts .................................................................... 21
Converting from ESCON to FICON ...................................................................................... 21
Multipathing for ESCON and FICON .................................................................................. 21
Attaching ESCON Channel Adapters .................................................................................... 22
ESCON connectivity on zSeries hosts ................................................................................... 23
Host adapters, cables, distances, and specifications for ESCON adapters on zSeries
hosts .......................................................................................................................... 23
Cable lengths and types for ESCON adapters on zSeries hosts ......................................... 23
Logical paths and path groups for ESCON adapters on zSeries hosts ................................ 24
Data transfer for ESCON adapters on zSeries hosts ......................................................... 24
Directors and channel extenders for ESCON adapters on zSeries hosts .............................. 24
Identifying the port for TSO commands on zSeries hosts ................................................... 24
Attaching FICON Channel Adapters ........................................................................................... 24
FICON Physical Specifications ............................................................................................. 25
FICON Logical Specifications .............................................................................................. 26
FICON Operating Environment ............................................................................................ 26
Hardware Specifications ..................................................................................................... 27
Logical Paths ..................................................................................................................... 28
Supported Topologies ......................................................................................................... 30
Point-to-Point Topology .................................................................................................. 30
Switched Point-to-Point Topology .................................................................................... 30
Cascaded FICON Topology .......................................................................................... 31
Required High-Integrity Features ..................................................................................... 33
XP Disk Array Mainframe Host Attachment and Operations Guide 3