Commands

Table 1 lists the new and changed SNA commands.

For complete information about SNA commands, refer to the z/OS Communications Server: SNA Operation.

Table 1. Summary of new and changed Communications Server commands

Command	Release	Description	Reason for change
DISPLAY EE	V2R1	Added a new CPNAME filter.	Serviceability Enhancements
DISPLAY TRL	V2R2	A new value is defined for the CONTROL parameter. Specifying CONTROL=ISM displays all the internal shared memory (ISM) TRLEs.	Shared Memory Communications - Direct Memory Access
	V2R1	If the TRLE represents an OSA-Express in QDIO mode or in Hipersockets device, the display includes an additional message (IST2386I).	QDIO outbound flood prevention
	V2R1	A new value is defined for the CONTROL parameter. Specifying CONTROL=RoCE displays all the 10 GbE RoCE Express TRLEs.	Shared Memory Communications over Remote Direct Memory Access
	V2R1	A new DEVSTATS operand is accepted. Specifying DEVSTATS=YES requests that VTAM obtain and display operational statistics for a 10 GbE RoCE Express TRLE.	Shared Memory Communications over Remote Direct Memory Access
MODIFY CSDUMP	V2R1	The RNICTRLE operand is changed to accept the value MSGVALUE. Specifying RNICTRLE=MSGVALUE requests that VTAM take a diagnostic dump of the 10 GbE RoCE Express interface identified in message IST2391I, IST2406I, or IST2419I. This diagnostic dump is taken in addition to any other requested diagnostic information.	Shared Memory Communications over RDMA adapter (RoCE) virtualization
	V2R1	A new RNICTLE operand is accepted. Specifying RNICTRLE requests that VTAM take a 10 GbE RoCE Express diagnostic dump of the 10 GbE RoCE Express interface represented by RNICTRLE in addition to any other diagnostic information requested.	Shared Memory Communications over Remote Direct Memory Access
MODIFY TOPO	V1R13	A new value, FUNCTION=CLRTREES, clears APPN routing trees. You should use this function only when advised by IBM service to do so.	Improved APPN routing resilience
MODIFY TRACE	V2R1	The maximum value of the BFRNUM operand when TYPE=ROUTE is specified is increased from 100 to 500 to allow up to 500 40K buffers for the APPN route selection trace.	SNA serviceability enhancements
MODIFY VTAMOPTS	V2R2 with APAR OA49911 V2R1 with APAR OA48802	You can modify the values for DSACTION, DSCOUNT, DSMONITR, and DSTRUST start options.	VTAM 3270 intrusion detection services
MODIFY VTAMOPTS	V2R1	Changed to accept an IPv6 address or an IPv4 address for the IPADDR start option.	Enterprise Extender IPv6 address configuration