Software

Backing Up the Software 63

On a Windows NMS, follow these steps:

1Create a user in 3Com’s 3CServer FTP settings.

2When using the upgrade utilities via command line or the Transcend Upgrade Manager, specify the ftp user name and password in the BCMFTPUSER and BCMFTPPASS environment variables.

You can specify the -ftp ﬂag in the utilities (bcmsysupgrade, bcmbackup, bcmrestore) if you want to use FTP ﬁle transfer.

	If no ﬂag is used, TFTP is used by default for software release 11.0 and lower, but
	FTP is used by default for software release 11.1 and higher. If the -ftp ﬂag is
	speciﬁed on a NETBuilder bridge/router running software version 11.0 or lower,
	the FTP password is overwritten with the following text string:
	****

Backing Up the	Back up your software using Upgrade Link or the command-line utilities.
Software
Using NETBuilder	Upgrade Link is an easy to use GUI for the utilities that runs in a web browser. See
Upgrade Link	Chapter 4 for information on running Upgrade Link locally or remotely. Make sure
	you select and set up your ﬁle transfer method.
Using the Command	You can use the command-line utilities if you want to write scripts or if you do not
Line Utilities	have a web browser on your NMS. See “Upgrading a Bridge/Router Using the
	Command-Line Utilities”on page 63 for information on using the command-line
	utilities. Make sure you select and set up your ﬁle transfer method.

Verifying the Device for Before backing up, run the diagnostic utility in Upgrade Link to verify connectivity Backing Up to the device by following these steps:

1Choose a bridge/router from the pop-up list in the Console page, or click New to enter the IP address or hostname. The pop-up list contains devices that you have upgraded or backed-up before.

ENTERPRISE OS 11.3 specifications

3Com Enterprise OS 11.3 is a robust network operating system designed specifically for enterprise-level applications, offering a comprehensive suite of features and technologies that enhance network performance, reliability, and security. Engineered for the needs of large organizations, this operating system integrates advanced functionalities that ensure efficient management of network resources.

One of the key features of 3Com Enterprise OS 11.3 is its enhanced routing capabilities. It supports dynamic routing protocols like OSPF and RIP, ensuring optimal path selection and efficient use of network bandwidth. This enables seamless communication across multiple network segments, reducing latency and improving overall system responsiveness.

Another significant characteristic of this OS is its powerful network management tools. The built-in management functionalities provide administrators with an intuitive interface to monitor, configure, and troubleshoot network devices in real time. With features like SNMP (Simple Network Management Protocol) support, network visibility is improved, allowing for efficient performance monitoring and rapid response to potential issues.

Security is a critical focus for 3Com Enterprise OS 11.3, which includes comprehensive measures such as access control lists (ACLs), robust authentication methods, and support for Virtual Private Networks (VPNs). These security features safeguard sensitive data and ensure that only authorized users can access network resources, mitigating the risk of unauthorized access and potential data breaches.

The operating system is also designed for scalability, accommodating the growing needs of enterprise environments. Its modular architecture allows for the integration of additional features and services without sacrificing performance. This flexibility makes it suitable for both small businesses and large enterprises, adapting to various networking requirements as they evolve.

Furthermore, 3Com Enterprise OS 11.3 facilitates quality of service (QoS) management, which prioritizes critical network traffic. By ensuring that time-sensitive applications receive the bandwidth they need, the OS enhances the performance of voice, video, and data services, which is crucial for maintaining high productivity levels.

In summary, 3Com Enterprise OS 11.3 stands out with its advanced routing capabilities, robust network management tools, enhanced security features, scalability, and QoS management. These characteristics make it an ideal solution for enterprises seeking a reliable and efficient network operating system to support their complex networking needs.

the FTP password is overwritten with the following text string:

Upgrade Link

you select and set up your ﬁle transfer method.

Line Utilities

ENTERPRISE OS 11.3 specifications