z/OS Communications Server: SNA Diagnosis Vol 1, Techniques and Procedures
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Erase/Write Alternate channel program

z/OS Communications Server: SNA Diagnosis Vol 1, Techniques and Procedures
GC27-3667-00

The following table shows how CCWs are used in an Erase/Write Alternate channel program.

Table 1. Erase/Write Alternate channel program

 
 
CCW

Command
code
(hex)

 
 
Flags

 
 
Address

 
Byte
count

Erase/
Write
1
Alternate
(As many as needed)

 0D CD,SLI Output Area Length of data
TIC 08 —

Erase/Write
Alternate CCW

 —

Erase/
Write
Alternate

 0D SLI Output Area Length of data
Parent topic: Channel programs
1 LDNACREQ contains the address of the first Erase/Write Alternate CCW.
2 LDNACREQ contains the address of the Erase All Unprotected CCW.

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