C H A P T E R 3

Upgrading Cisco Access Registrar Software

CAR 4.2 supports software upgrades from your previously installed Cisco AR software while preserving your existing configuration database. Cisco AR supports an upgrade path for both the Solaris or Linux versions of Cisco AR software.

Note Configuration for Prepaid billing servers in Cisco AR 3.0 will no longer work in CAR 4.2. If you have been using a Prepaid billing server in Cisco AR 3.0 and are upgrading your software to CAR 4.2, you must remove the Prepaid billing server configuration before installing the CAR 4.2 software. Chapter 15, “Using Prepaid Billing,” provides detailed instructions for configuring Prepaid billing services for CAR 4.2.

Caution Running the command mcdadmin -coito import configuration data will cause the CAR 4.2 server to lose all session information.

This chapter contains the following sections:

Solaris Software Upgrade Overview, page 3-1

Linux Software Upgrade Overview, page 3-2

Software Upgrade Tasks, page 3-3

Installing the Cisco Access Registrar License File, page 3-7

Upgrading Cisco Access Registrar Solaris Software, page 3-7

Upgrading Cisco Access Registrar Linux Software, page 3-13

Configuring SNMP, page 3-19

Restarting Replication, page 3-19

Solaris Software Upgrade Overview

This section describes the Solaris upgrade processes.

Step 1 Ensure that replication is disabled.

See Disabling Replication.

Installing and Configuring Cisco Access Registrar, 4.2

 

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Cisco Systems 4.2 manual Upgrading Cisco Access Registrar Software, Solaris Software Upgrade Overview

4.2 specifications

Cisco Systems, a global leader in IT and networking solutions, has consistently evolved to meet the demands of modern enterprises. One of its noteworthy offerings is Cisco Systems 4.2, a version that embodies a significant leap in networking technology and capability. With its rich set of features, Cisco Systems 4.2 caters to a wide range of industries, facilitating enhanced performance and security.

One of the main features of Cisco Systems 4.2 is its improved scalability. The architecture has been designed to support an ever-increasing number of devices and users, making it ideal for growing enterprises. The enhanced scalability allows organizations to expand their network capacities without compromising performance, ensuring seamless integration of new technologies and devices.

Another critical aspect of Cisco Systems 4.2 is its advanced security protocols. With cyber threats constantly evolving, Cisco prioritizes security in this version by offering robust features such as end-to-end encryption, improved firewall capabilities, and enhanced intrusion detection systems. These security enhancements provide organizations with peace of mind, knowing that their sensitive data and networks are well-protected from unauthorized access and potential threats.

Cisco Systems 4.2 also introduces intelligent automation features, which significantly streamline network management. Through the use of artificial intelligence and machine learning, Cisco enables organizations to automate routine tasks, reduce human error, and optimize performance. This automation not only enhances efficiency but also allows IT teams to focus on strategic initiatives rather than day-to-day maintenance.

Moreover, Cisco Systems 4.2 emphasizes infrastructure flexibility. The new architecture supports various deployment models, including on-premises, cloud, and hybrid environments. This flexibility enables organizations to adapt their networking strategies according to their specific needs and operational requirements, facilitating a more tailored approach to IT infrastructure.

Collaboration tools have also been enhanced in this version. Cisco Systems 4.2 integrates advanced communication solutions that empower teams to collaborate in real time, regardless of their geographical location. Features such as high-definition video conferencing, secure messaging, and file sharing enhance productivity and foster innovation across teams.

In summary, Cisco Systems 4.2 stands out as a forward-thinking networking solution with key features such as scalability, advanced security, intelligent automation, flexible infrastructure, and enhanced collaboration tools. These characteristics position Cisco Systems 4.2 as an invaluable asset for enterprises striving for digital transformation in an increasingly interconnected world. The ongoing innovation reflects Cisco's commitment to delivering cutting-edge technology solutions that drive business success and resilience.