Installing Cisco IOS for S/390 Release 2.0

IP Hardware, Cisco IOS Software, and CIP Microcode Compatibility

The following table lists the compatibility requirements for Cisco IOS for S/390. However, we recommend that you refer to the CCO service and your Systems Engineer to choose the most appropriate level for your configuration.

Table 13

Hardware/Software/Microcode Compatibility

 

 

 

 

 

 

 

 

Minimum Cisco IOS

Minimum CIP Microcode Version

CIP Hardware Version

 

Release Required

Recommended

 

 

 

 

 

CIP 4.4 or later

 

 

11.0(14a)

cip21-14

 

 

 

 

 

CIP 2 5.x or later

 

11.0(13a)BT

cip22-17

 

 

 

 

 

 

 

11.1(9)

cip22-14

 

 

 

 

 

 

 

11.2(4)

cip22-14

 

 

 

 

 

 

 

 

11.2(9)BC

cip24-1

 

 

 

 

 

 

 

11.3(0.6)

cip25-2

 

 

 

 

 

 

 

 

11.3(3)T

cip26-0

 

 

 

 

 

CPA

 

 

11.3(3)T

xcpa26-0

 

 

 

 

 

Note For the CLAW PACKING feature, you must use IOS level 11.2(14)BC and CIP microcode version cip24-6 and above.

Installation Process

Use these instructions to install Cisco IOS for S/390 release 2.0 and to upgrade from a previous release of Cisco IOS for S/390.

Note In order to avoid a potential CSA overlay problem, do not use the same subsystem ID for Cisco IOS for S/390 release 1.0 and Cisco IOS for S/390 release 2.0 stack address spaces. To determine which subsystems are in use on your system, execute the MVS command D SSI.

Control File JCL

Copy and execute the JCL below to unload the control file from which you will be able to install and customize Cisco IOS for S/390 release 2.0. The control file is on your Cisco IOS for S/390 release 2.0 base tape.

//UNLDTCP JOB (Cisco IOS for S/390),’UNLOAD TCP CNTL’,MSGCLASS=X //*

//UNLOAD EXEC PGM=IEBCOPY

//INDD DD DSN=CNTL,DISP=SHR,VOL=SER=TCP001,

//LABEL=(27,SL,EXPDT=98000),UNIT=tapunit

//OUTDD DD DSN=trgindx.CNTL,DISP=(NEW,CATLG,DELETE),

//VOL=SER=trgvol,SPACE=(TRK,(30,2,25)),UNIT=trgunit,

//DCB=(DSORG=PO,RECFM=FB,LRECL=80,BLKSIZE=6160) //SYSPRINT DD SYSOUT=holdcl

//SYSIN DD *

COPY INDD=((INDD,R)),OUTDD=OUTDD

26Cisco IOS for S/390 Release 2.0 Release Notes

Page 26
Image 26
Cisco Systems S/390 manual Installation Process, Control File JCL, Hardware/Software/Microcode Compatibility

S/390 specifications

Cisco Systems S/390, also known as IBM's S/390 architecture, is a revolutionary mainframe computing solution that has significantly impacted enterprise computing since its introduction. Though primarily associated with IBM, its integration with Cisco Systems technologies has fostered enhanced networking capabilities, creating a robust platform for organizations to leverage.

One of the most notable features of the S/390 architecture is its scalability. The system is designed to manage workloads efficiently, enabling organizations to scale their operations seamlessly as their requirements grow. This architecture supports an extensive range of applications, from transaction processing to complex data analysis, making it suitable for diverse industries.

The S/390 systems are known for their reliability and resilience. With advanced error detection and correction mechanisms, the architecture minimizes downtime, ensuring that mission-critical applications remain operational. The mainframe's design accommodates redundancy and fault tolerance, reinforcing its reputation as a dependable computing solution.

Moreover, security is a core characteristic of the S/390 infrastructure. It incorporates various security features, such as encryption and robust access control mechanisms, to safeguard sensitive data against unauthorized access and cyber threats. This level of security is particularly critical for industries such as finance, healthcare, and government, where data protection is paramount.

The integration of Cisco networking technologies with the S/390 architecture brings enhanced connectivity and streamlined communication capabilities. Cisco’s advanced routing, switching, and security solutions bolster the mainframe's communication prowess, enabling organizations to create seamless, high-performance networks. This ensures that data flows efficiently between the mainframe and other networked devices.

Additionally, S/390 supports an array of middleware solutions, facilitating better interoperability with modern applications and cloud services. Organizations can take advantage of this flexibility to leverage existing investments in technology while embracing innovative solutions.

In summary, Cisco Systems S/390 embodies a potent combination of scalability, reliability, security, and advanced networking features. Its architecture serves as a cornerstone for enterprise computing, allowing organizations to meet their evolving business needs while maintaining high-performance standards. As businesses increasingly rely on data-driven decision-making, S/390 remains a critical asset for organizations striving for efficiency and innovation in their operations.