Chapter 4 Configuring Additional Router Features

Creating and Modifying User Accounts and User Groups

F I N A L D R A F T — C i s c o C o n f i d e n t i a l

Note The management of user accounts, user groups, and task IDs is part of the uthentication, authorization, and accounting (AAA) feature. AAA is a suite of security features in the Cisco IOS XR software. For more information on the AAA, see the Cisco ASR 9000 Series Aggregation Services Router System Security Configuration Guide and Cisco ASR 9000 Series Aggregation Services Router System Security Command Reference. For instructions to activate software packages, see Cisco ASR 9000 Series Aggregation Services Router System Management Configuration Guide.

Viewing Details About User Accounts, User Groups, and Task IDs

Table 4-3summarizes the EXEC mode commands used to display details about user accounts, user groups, and task IDs.

Table 4-3 Commands to Display Details About Users and User Groups

Command

Description

 

 

show aaa userdb username

Displays the task IDs and privileges assigned to a specific

 

username. To display all users on the system, type the

 

command without a username.

 

 

show aaa usergroup usergroup-name

Displays the task IDs and privileges that belong to a user

 

group. To display all groups on the system, type the command

 

without a group name.

 

 

 

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A9KMOD80TR, A9K24X10GETR, ASR 9000 specifications

Cisco Systems has long been a leader in networking technology, providing cutting-edge solutions for service providers and enterprise organizations alike. Among their standout products is the Cisco ASR 9000 Series Aggregation Services Routers, notably the A9K24X10GETR and the A9KMOD80TR models. These routers are engineered to deliver unmatched performance, scalability, and versatility for networks that require high bandwidth and low latency.

The Cisco ASR 9000 Series is built for the needs of today's complex service provider and enterprise networks. A significant feature of the A9K24X10GETR is its 24-port 10-Gigabit Ethernet module. This functionality allows for high-density connectivity, making it ideal for aggregating numerous connections to different parts of a network while maintaining optimal performance. Whether used for Internet service providers delivering high-speed connectivity or for enterprises looking to connect multiple branches, the A9K24X10GETR provides robust and reliable data transmission.

Further enhancing the capabilities of the ASR 9000 is the A9KMOD80TR module, which supports an extensive range of services. This module is designed to run a variety of technologies, including Layer 2 and Layer 3 services, MPLS (Multiprotocol Label Switching), and IPv6. Its ability to integrate seamlessly into existing infrastructures while providing the advanced features customers demand makes it an invaluable asset for network engineering teams.

Another cutting-edge technology present in the ASR 9000 Series is its support for eBGP (External Border Gateway Protocol), which plays a critical role in managing traffic across multiple networks. The routers are equipped with advanced telemetry features, empowering operators with real-time insights into network performance and health. Additionally, they come with integrated security features that protect against DDoS threats and other vulnerabilities.

In summary, Cisco's ASR 9000 Series, particularly the A9K24X10GETR and A9KMOD80TR, combines high-density connections, extensive service support, and advanced security and telemetry capabilities. These routers are perfect for demanding environments where reliable performance and adaptability are crucial. With their focus on innovation and performance, Cisco continues to shape the future of networking technology.
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