IBM® Z® I/O networks to servers and storage devices to deliver high-performing, secure networking and connectivity.
IBM Z mainframes provide server networking with true processing power. Innovation in hardware and TCP/IP networking, such as on the new IBM z15™, reinforce the value of IBM Z to deliver:
Read the connectivity book
Meet IBM z15
Eliminate physical cabling with multiple options to communicate between virtual servers on a single IBM mainframe. Learn about the internal LAN connectivity capabilities.
Explore Hipersockets (2.2 MB)
Explore OSA (4.2 MB)
Explore Internal Shared Memory (2 MB)
Gain strong, fast connections across a physical LAN for both IP-based and non-IP-based workloads. See how these adapters can be combined to provide high-speed TCP/IP communications.
Explore RoCE Express
Discover the cost and resource savings of secure, integrated console controller functionality. Utilize System Operator/Master consoles and standard tn3270e consoles for z/OS®, z/VM® and z/VSE®.
Explore OSA-ICC (2 MB)
Apply resilient, high-performance channels for critical workloads. FICON provides connection to Count-Key-Data (CKD) and Extended Count Key Data (ECKD) devices over Fibre Channel links.
Explore FICON (18.7 MB)
Explore zHigh Performance FICON (zHPF)
Consolidate UNIX server farms by attaching to industry-standard SCSI storage controllers and devices with high-performance, virtualized connections for z/VM, z/VSE, and Linux on Z workloads.
Help accelerate z/OS DB2 database transactions and leverage short distance, point-to-point PCI-e links with this low-latency connectivity to FICON storage systems.
Explore zHyperLink (68 KB)
Gain high-speed, efficient communication between a CF partition and one or more z/OS logical partitions that are running on the same CPC.
Connect Coupling Facilities within 150 meters of distance, using standard PCI-e interfaces for high-speed differential communication.
Drive distances up to 10km with unrepeated RoCE technology, unrepeated and up to 100km thanks to IBM Z qualified Dense Wavelength Multiplexers (DWDM).
Explore coupling resources
Communications Server for z/OS
Communications Server for Data Center
See the connectivity options available for use in IBM Z servers.
Read the Redbook (3.7 MB)
View the IBM Z Qualified WDM products for Multi-site Sysplex and GDPS® solutions.
View IBM Z DWDM qualification
Get an introduction to zHyperLink for the DS8880.
See the documentation
Learn the basics of FICON in this Fibre Channel Industry Association webcast.
Join the webinar
View the switches and directors qualified for IBM Z FICON and FCP channels.
Read the whitepaper outlining performance of FICON Express16S+ on z14.
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