The Cisco IP Phone 7821 Datasheet is a crucial document for anyone considering or currently using this popular business communication device. It serves as a comprehensive technical overview, detailing the features, specifications, and capabilities of the Cisco 7821 IP phone. Understanding the information within the Cisco IP Phone 7821 Datasheet is key to making informed decisions about deployment, configuration, and maximizing the phone's potential in your organization.
What is the Cisco IP Phone 7821 Datasheet and How is it Used?
The Cisco IP Phone 7821 Datasheet is essentially a technical blueprint for the 7821 model. It provides a detailed breakdown of everything you need to know about the phone's hardware, software, and connectivity. This includes information on its physical design, display capabilities, audio features, power requirements, and network interface. For IT professionals, the datasheet is indispensable for planning network infrastructure, ensuring compatibility with existing systems, and troubleshooting any potential issues. For end-users, it can offer insight into the phone's functionalities and how to best utilize its features for everyday communication.
The usage of the Cisco IP Phone 7821 Datasheet spans several critical areas:
- Procurement and Selection: When choosing IP phones, comparing datasheets helps ensure the chosen model meets specific business needs in terms of line appearances, display size, and supported codecs.
- Deployment and Configuration: IT teams rely on the datasheet for accurate information on Power over Ethernet (PoE) requirements, network port specifications, and how to integrate the phone into a Cisco Unified Communications Manager (CUCM) or other compatible call processing systems.
- Technical Support and Troubleshooting: In case of performance issues or connectivity problems, the datasheet acts as a reference to verify settings, understand hardware limitations, and communicate effectively with support personnel.
Here's a look at some key specifications often found within the Cisco IP Phone 7821 Datasheet:
| Feature | Specification |
|---|---|
| Line Appearances | 4 programmable line appearances |
| Display | Monochrome backlit display (396 x 162 pixels) |
| Audio | Wideband audio support |
| Power | IEEE 802.3af Power over Ethernet (PoE) |
The importance of thoroughly reviewing the Cisco IP Phone 7821 Datasheet cannot be overstated ; it prevents costly mistakes, ensures optimal performance, and facilitates seamless integration into your communication ecosystem. Whether you're an administrator, a technician, or even a power user, consulting this document is a fundamental step.
To gain a complete understanding of the Cisco IP Phone 7821 and its capabilities, we strongly encourage you to refer to the official Cisco IP Phone 7821 Datasheet. This document provides the definitive source of technical details and operational information.