OSI/AS SCF Reference Manual

OSI/AS SCF Commands
OSI/AS SCF Reference Manual—424121-001
2-91
ALTER SERVICE #L4 Command
ALTCLASS
specifies the protocol class to be used as an alternative to the preferred protocol
class. See Considerations for the ADD Command on page 2-50 for a discussion of
the relationship between the ALTCLASS, CLASS, MULTIPLEX, and NETTYPE
attributes. This attribute is valid only when the transport protocol class is 1, 2, 3, or
4.
CHECKSUM
specifies whether checksum fields are added to TPDUs. This attribute is valid only
when the transport protocol class is 4.
CHECKTSEL
specifies whether to check the responding transport address in the Connect Confirm
TPDU (CC-TPDU).
CLASS
specifies the preferred transport protocol class. See Considerations for the ALTER
Command on page 2-107 for a discussion of the relationship between the
ALTCLASS, CLASS, MULTIPLEX, and NETTYPE attributes.
For LANs, the transport protocol class must be 4.
For X.25 networks, when IPX25SNDCF is OFF, the transport protocol class can be
0, 1, 2, 3, or 4.
For X.25 networks, when IPX25SNDCF is ON, the transport protocol class must be
4.
Value: 0 | 1 | 2 | 3 | 4
OSIMGR Default: Defaults to the value of the ALTCLASS attribute in the
ALTER SERVICE #L4 command in the OSI/TS subsystem.
Value: ON | OFF
OSIMGR Default: OFF
Value: ON | OFF
OSIMGR Default: OFF
Value: 0 | 1 | 2 | 3 | 4
OSIMGR Default: Defaults to the value of the CLASS attribute in the ALTER
SERVICE #L4 command in the OSI/TS subsystem.