Specifications

Figures
1. ESS Models E10, E20, F10, and F20 base enclosure; front and rear views ..........2
2. ESS Expansion enclosure, front and rear views ....................3
3. ESS host interconnections ............................8
4. Connecting the ESS to two host systems ......................10
5. Point-to-point topology .............................13
6. Switched-fabric topology ............................14
7. Arbitrated loop topology ............................15
8. Example of a modified /etc/fstab file ........................21
9. Example of what is displayed when you type show config ................22
10. Example of what is displayed when you type show device ...............23
11. Example of what is displayed when you use the hwmgr command to verify attachment .....24
12. Example of a Korn shell script to display a summary of ESS volumes ...........25
13. Example of what is displayed when you execute the Korn shell script ...........25
14. Example of the ddr.dbase file ..........................26
15. Example of how to change the timeout section of the camdata.c file from 10 to 60 seconds 26
16. Example of how to configure storage .......................27
17. Confirming the ESS licensed internal code on a Compaq AlphaServer ...........29
18. Example of what is displayed when you type set mode diag and wwidmgr -show .......30
19. Example of what is displayed when you type the switchshow command ..........31
20. Example of ESS volumes at the AlphaServer console .................32
21. Example of a hex string for an ESS volume on an AlphaServer console or Tru64 UNIX .....32
22. Example of a hex string that identifies the decimal volume number for an ESS volume on an
AlphaServer console or Tru64 UNIX ........................32
23. Example of hex representation of last 5 characters of an ESS volume serial number on an
AlphaServer console .............................33
24. Example of what is displayed when you type wwidmgr -quickset, sho wwid and sho n .....33
25. Example of what is displayed when you use the hwmgr command to verify attachment .....34
26. Example of a Korn shell script to display a summary of ESS volumes ...........34
27. Example of what is displayed when you execute the Korn shell script ...........35
28. Example of the ddr.dbase file ..........................36
29. Example of how to change the timeout section of the camdata.c file from 10 to 60 seconds 36
30. Example of how to configure storage .......................37
31. Example of the display for the auxiliary storage hardware resource detail for the 2766 adapter
card ...................................50
32. Example of the logical hardware resources associated with an IOP ............51
33. Example of the display for the auxiliary storage hardware resource detail for the 2105 disk unit 51
34. Example of a list of other devices displayed when you use the lsdev -Cc disk | grep 2105
command, SCSI ...............................59
35. Example of a list of other devices displayed when you use the lsdev -Cc disk | grep 2105
command, SCSI ...............................59
36. Example of a list of devices displayed when you use the lsdev -Cc disk | grep 2105 command,
fibre-channel ................................63
37. Example of a list of other devices displayed when you use the lsdev -Cc | grep 2105 command,
fibre-channel ................................63
38. ESCON connectivity .............................69
39. Port identification for S/390 and zSeries TSO commands ................72
40. Example of an ESCON configuration .......................73
41. Example of an ESCON configuration with added FICON channels.............74
42. Example of a native FICON configuration with FICON channels that have been moved
nondisruptively ...............................75
43. Example of how to configure a FICON bridge from an S/390 or zSeries host system to an ESS 76
44. Example of how to add a FICON director and a FICON host adapter ...........77
45. Example of the configuration after the FICON bridge is removed .............78
© Copyright IBM Corp. 1999, 2001 ix
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