ADTRAN ISU 128 user manual NET EOC Loopback, NET REM Loopback, Ringing

Models: ISU 128

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Appendix B. Current Status Messages

Link down

The network interface is not active.

LPBK DTE Port

The DTE connector is looped back in the DTE direction.

LPBK Protcl Net

The ISU 128 has been commanded to perform a loopback in the network direc- tion after letting the incoming data pass through the current protocol.

NEC Ready

The ISU 128 is connected to an NEC switch and is ready to place/receive calls.

NET EOC LOOPBACK

The ISU 128 has been commanded to perform an ISDN loopback toward the network.

NET REM LOOPBACK

The ISU 128 is performing a V.54 or DDS latching loopback toward the net- work.

Register SPID #1

The ISU 128 is registering its first SPID with the network.

Register SPID #2

The ISU 128 is registering its second SPID with the network.

RINGING

The phone number just dialed is ringing.

xxxx nnnn

A rate adaption is running at the bit rate specified by nnnn.

xxxxx Quitting

A rate adaption protocol is turning off.

xxxxx Ready

A rate adaption protocol is ready.

xxxxx Setup

A rate adaption protocol is setting up.

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ISU 128 User Manual

61202.029L2-1

Page 109
Image 109
ADTRAN ISU 128 user manual NET EOC Loopback, NET REM Loopback, Ringing

ISU 128 specifications

The ADTRAN ISU 128 is a versatile and robust integrated service unit designed for network access solutions, particularly within telecommunications and enterprise environments. This unit plays a critical role in enabling high-speed data transmission, supporting various voice, video, and data services over traditional and next-generation networks.

One of the noteworthy features of the ADTRAN ISU 128 is its ability to aggregate multiple digital circuits into a single access point. It supports T1, E1, and fractional T1/E1 interfaces, making it a flexible choice for customers with different bandwidth needs. The unit allows for seamless migration from legacy systems to modern broadband services, ensuring that businesses can scale their operations without significant infrastructure changes.

The ADTRAN ISU 128 also excels in its support for various protocols, including Frame Relay and ATM, providing the necessary flexibility to adapt to different network architectures. This adaptability is essential for businesses that rely on diverse communication platforms to maintain connectivity and operational efficiency.

Another significant aspect of the ISU 128 is its built-in features for diagnostics and monitoring. The unit includes comprehensive loopback and performance monitoring capabilities, which enable network administrators to troubleshoot potential issues proactively. This functionality ensures a reliable connection and minimizes downtime, which is critical for maintaining service-level agreements (SLAs).

In terms of user interface, the ADTRAN ISU 128 is designed with ease of use in mind. The unit can be configured and managed through a web-based graphical user interface, allowing for straightforward remote access to settings and performance metrics. This capability facilitates quick adjustments and upgrades, helping to streamline network management tasks.

The ISU 128 is also built with a strong emphasis on reliability and durability. It is housed in a compact, rack-mountable design, making it suitable for various deployment environments. These characteristics, combined with support for redundant power supplies, enhance the unit's reliability in critical operations.

Overall, the ADTRAN ISU 128 stands out as a powerful solution for organizations seeking to optimize their network access. With its advanced features, compatibility with multiple technologies, and emphasis on reliability, the ISU 128 is an ideal choice for those looking to enhance their communication infrastructure in a rapidly evolving digital landscape.