Sharing Tips for Batch Scripting in SecureCRT

# 1. Introduction to SecureCRT

SecureCRT is a powerful SSH client software primarily used for remote login to servers and network devices for management operations. It supports not only the SSH protocol but also Telnet, RLogin, Serial, and other protocols, making it one of the commonly used tools among network operations personnel.

### 1.1 What is SecureCRT?

Developed by VanDyke Software Inc., SecureCRT is a cross-platform network terminal emulation software. It provides a suite of powerful tools to facilitate remote management of various types of devices such as switches, routers, and servers.

### 1.2 Features of SecureCRT

- Supports multiple protocols: Including SSH1, SSH2, Telnet, RLogin, Serial, etc., suitable for managing different devices.
- Split-screen display: Allows simultaneous connection to multiple sessions, making operations across various devices more convenient.
- Script automation: Supports scripting for automated operations, enhancing work efficiency.
- Strong security: Provides data encryption, authentication, and other security features to ensure a safe and reliable communication process.

In the following chapters, we will delve into the details of batch scripting tips within SecureCRT, helping readers to better utilize this tool for remote device management.

# 2. Why Use Batch Scripts

In the IT operations field, the use of batch scripts can bring many benefits, especially in remote management tools like SecureCRT, where the application of batch scripts is very common. Here are some advantages of using batch scripts:

### 2.1 Improving Work Efficiency

Using batch scripts can greatly improve work efficiency, especially when it's necessary to repeatedly perform the same operations. By writing scripts, one can automate repetitive tasks, saving a significant amount of time and effort.

### 2.2 Application Scenarios of Batch Scripts in SecureCRT

- Batch login to remote devices: Scripts can be used to log into multiple devices at once, eliminating the need to manually log in to each one.
- Executing batch commands: Commands can be executed in bulk, such as retrieving device information, changing configurations, etc., improving the efficiency of batch operations.
- Automating routine operations tasks: Scripts can be programmed to perform daily maintenance tasks at scheduled times, such as backing up configurations, checking device statuses, etc., reducing manual operations by the operations team.

In summary, batch scripts have a wide range of applications in SecureCRT, aiding administrators in quickly and efficiently managing remote devices, enhancing work efficiency and outcomes. Next, we will introduce how to write and apply batch scripts within SecureCRT.

# 3. Preparation Work

Before using SecureCRT to write batch scripts, some preparations need to be made, including installing the SecureCRT software and performing basic configurations.

1. **Install SecureCRT**
- Visit the VanDyke official website to download the SecureCRT software installation package.
- Open the installation package and follow the steps in the installation wizard to complete the software installation process.
- Ensure that the installation is complete, and then create a desktop shortcut on your computer for quick SecureCRT startup.

2. **Set up basic configurations for SecureCRT**
- Open the SecureCRT software, enter the configuration wizard, and set connection options, including protocol and port.
- Add remote device connection information, including specifying the host address, port number, username, etc.
- Configure relevant security options, such as adding public key authentication, configuring session options, etc.

| Step | Action | Screenshot |
|------|-----------------|-----------------------------------------|
| 1 | Open SecureCRT | |
| 2 | Enter config wizard |