Table of Contents (exploded view)
Abstract for New Function Summary
Summary of changes for New Function Summary
Changes made in z/OS Version 2 Release 2, as updated June 2017
Changes made in z/OS Version 2 Release 2, as updated September 2016
Changes made in z/OS Version 2 Release 2, as updated March 2016
Changes made in z/OS Version 2 Release 2
Changes made in z/OS Version 2 Release 1, as updated February 2015
Changes made in z/OS Version 2 Release 1, as updated September 2014
Changes made in z/OS Version 2 Release 1, as updated December 2013
Summary of changes for z/OS Version 2 Release 1
Planning to use new functions
Introduction to z/OS Communications Server
Determining which documents to use when migrating
IP encryption features
Planning checklist
TCP/IP packaging process
MVS data sets
File system files
Defining SNA data sets
Data sets containing information for z/OS V2R2 Communications Server
SYS1.SISTCLIB
SYS1.SISTCMIP
SYS1.SISTASN1
SYS1.VTAMLST
SYS1.VTAMLIB
Parmlib member for communications storage manager (CSM)
APPN checkpointing data sets
Using configuration restart data sets
Dynamically configuring data sets for channel-attached devices
First Failure Support Technology
Defining a NODELST data set
Data sets containing information for NCP
NCP load library
SYS1.SSPLIB
NCP dump
Loader channel I/O trace
CSP and MOSS dump (IBM 3720, 3725, and 3745 only)
Roadmap to functions
V2R2 new function summary
Support considerations in V2R2
Security
AT-TLS certificate processing enhancements
AT-TLS enablement for DCAS
IBM Health Checker for z/OS MVRSHD RHOSTS DATA
IBM Health Checker for z/OS SMTPD MAIL RELAY
IBM Health Checker for z/OS SNMP agent public community name
Network security enhancements for SNMP
Simplified access permissions to ICSF cryptographic functions for IPSec
SMF 119 TCP connection termination record (subtype 2) enhanced to provide IP filter information
TCP/IP profile IP security filter enhancements
TLS security enhancements for Policy Agent
TLS security enhancements for sendmail
TLS session reuse support for FTP and AT-TLS applications (AT-TLS)
TLS session reuse support for FTP and AT-TLS applications (FTP)
VTAM 3270 intrusion detection services
Simplification
IBM Health Checker for additional z/OS legacy device types
IBM Health Checker for TFTP daemon
Removed support for the GATEWAY statement in the TCP/IP profile
z/OS Configuration Assistant for Communications Server support for import of TCP/IP configuration
Availability and business resilience
Activate Resolver trace without restarting applications
Reordering of cached Resolver results
Application, middleware, and workload enablement
CICS transaction tracking support for CICS TCP/IP IBM Listener
CSSMTP migration enablement
CSSMTP SMTP command editing option
CSSMTP customizable ATSIGN character for mail addresses
Improved CSSMTP code page compatibility with target servers
Improved CSSMTP TLS compatibility with mail servers
sendmail to CSSMTP bridge
Economics and platform efficiency
Enhanced Enterprise Extender scalability
Enhanced IKED Scalability
IBM Health Checker for z/OS FTP ANONYMOUS JES
Increase single stack DVIPA limit to 4096
Shared Memory Communications - Direct Memory Access
Shared Memory Communications over RDMA adapter (RoCE) virtualization
Shared Memory Communications over RDMA enhancements
SMC Applicability Tool (SMCAT)
TCP autonomic tuning enhancements
VIPAROUTE fragmentation avoidance
64-bit enablement of the TCP/IP stack
Scalability and performance
Improved control over default VTAM VIT options
V2R1 new function summary
Support considerations in V2R1
Security
Enhanced IDS IP fragment attack detection
Improve auditing of NetAccess rules
AT-TLS support for TLS v1.2 and related features
Improved FIPS 140 diagnostics
Limit defensive filter logging
QDIO outbound flood prevention
TN3270 client-bound data queueing limit
AT-TLS enablement for DCAS
Network security enhancements for SNMP
TLS security enhancements for Policy Agent
TLS security enhancements for sendmail
VTAM 3270 intrusion detection services
IBM Health Checker for z/OS SNMP agent public community name
Simplification
z/OS V2R1 Communications Server: IBM Health Checker for TFTP daemon
Configuration Assistant performance improvements and enhanced user interface
Improve translation of special characters in linemode for TSO/VTAM
Resolver initialization resiliency
Enterprise Extender IPv6 address configuration
Simplified configuration for progressive mode ARB
Check TCP/IP profile syntax without applying configuration changes
User control of Ephemeral Port Ranges
IPv4 INTERFACE statement for HiperSockets and Static VIPAs
IBM Health Checker for z/OS GATEWAY statement
IBM Health Checker for additional z/OS legacy device types
IBM Health Checker for z/OS legacy device types
CSSMTP mail message date header handling option
Availability
Socket establishment time for Netstat ALL/-A
Sysplex-wide security associations for IPv6
HPR PSRETRY Enhancement
RPCBIND recycle notification
SNA serviceability enhancements
TCP/IP serviceability enhancements
Application, middleware, and workload enablement
API to locate SYSLOGD configuration file
CSSMTP customizable ATSIGN character for mail addresses
Improved CSSMTP code page compatibility with target servers
Improved CSSMTP TLS compatibility with mail servers
Real-time application-controlled TCP/IP trace NMI
FTP client security user exits
Simplify FTP transfer of data sets between z/OS systems
Enable DHCP clients on OSA interfaces
NMI and SMF enhancements for TCP/IP applications
CSSMTP migration enablement
sendmail to CSSMTP bridge
Economics and platform efficiency
QDIO acceleration coexistence with IP filtering
TCP support for selective acknowledgments
Shared Memory Communications over RDMA enhancements
Shared Memory Communications over RDMA adapter (RoCE) virtualization
Shared Memory Communications over Remote Direct Memory Access
SMC Applicability Tool (SMCAT)
Connection termination notification for sockets
IPv6 support for policy-based routing
Affinity for application-instance DVIPAs
Enhanced Fast Path socket support
Enhanced TCP protocol configuration options and default settings
IBM Health Checker for FTP ANONYMOUS JES
VIPAROUTE fragmentation avoidance
Scalability and performance
Improved control over default VTAM VIT options
Related protocol specifications
Architectural specifications
Accessibility
Bibliography
Index for Communications Server: New Function Summary