Chapter 4 Configuring Additional Router Features

Configuring the Domain Name and Domain Name Server

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

To configure the DNS and DNS server, complete the following:

SUMMARY STEPS

1.configure

2.domain name domain-name-of-organization

3.domain name-server ipv4-address

4.commit or end

5.show hosts

DETAILED STEPS

 

Command or Action

Purpose

Step 1

 

 

configure

Enters global configuration mode.

 

Example:

 

 

RP/0/RSP0/CPU0:router# configure

 

Step 2

 

 

domain name domain-name-of-organization

Defines a default domain name used to complete

 

 

unqualified hostnames.

 

Example:

 

 

RP/0/RSP0/CPU0:router(config)# domain name

 

 

cisco.com

 

Step 3

 

 

domain name-server ipv4-address

Specifies the address of a name server to use for name and

 

 

address resolution (hosts that supply name information).

 

Example:

Note You can enter up to six addresses, but only one for

 

RP/0/RSP0/CPU0:router(config)# domain

each command.

 

name-server 192.168.1.111

 

 

 

 

Cisco ASR 9000 Series Aggregation Services Router Getting Started Guide

4-2

OL-17502-01

 

 

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Cisco Systems ASR 9000, A9K24X10GETR, A9KMOD80TR manual Domain name-server ipv4-address Commit or end Show hosts
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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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