Chapter 5 CLI Tips, Techniques, and Shortcuts

Key Combinations

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

Key Combinations to Move the Cursor

Table 5-8shows the key combinations or sequences you can use to move the cursor around on the command line to make corrections or changes. When you use cursor control keys, consider the following guidelines:

•Ctrl indicates the Control key, which must be pressed simultaneously with its associated letter key.

•Esc indicates the Escape key, which must be pressed first, followed by its associated letter key.

•Keys are not case sensitive.

Table 5-8

Key Combinations Used to Move the Cursor

 

 

 

 

Keystrokes

 

Function

Moves the Cursor

 

 

 

Left arrow or Ctrl-B

Back character

One character to the left.When you enter a command that extends

 

 

 

beyond a single line, you can press the left arrow or Ctrl-B keys

 

 

 

repeatedly to scroll back toward the system prompt and verify the

 

 

 

beginning of the command entry, or you can press the Ctrl-A key

 

 

 

combination.

 

 

 

Right arrow or Ctrl-F

Forward character

One character to the right.

 

 

 

 

Esc, B

 

Back word

Back one word.

 

 

 

 

Esc, F

 

Forward word

Forward one word.

 

 

 

 

Ctrl-A

 

Beginning of line

To the beginning of the line.

 

 

 

 

Ctrl-E

 

End of line

To the end of the command line.

 

 

 

 

Keystrokes to Control Capitalization

Letters can be uppercase or lowercase using simple key sequences. Table 5-9describes the keystroke combinations used to control capitalization.

Note Cisco IOS XR commands are generally case insensitive and typically all in lowercase.

Table 5-9

Keystrokes Used to Control Capitalization

 

 

 

Keystrokes

 

Purpose

 

 

 

Esc, C

 

Makes the letter at the cursor uppercase.

 

 

 

Esc, L

 

Changes the word at the cursor to lowercase.

 

 

 

Esc, U

 

Makes letters from the cursor to the end of the word uppercase.

 

 

 

 

 

Cisco ASR 9000 Series Aggregation Services Router Getting Started Guide

 

 

 

 

 

 

OL-17502-01

 

 

5-19

 

 

 

 

 

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Cisco Systems A9K24X10GETR Key Combinations to Move the Cursor, Keystrokes to Control Capitalization, Keystrokes Purpose
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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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