Dynamic Host Configuration Protocol chapter

Chapter 1 An Overview of the Cisco Unified IP Phone

What Networking Protocols are Used?

Handset

Phone handset.

What Networking Protocols are Used?

Cisco Unified IP Phones support several industry-standard and Cisco networking protocols required for voice communication. Table 1-3provides an overview of the networking protocols that the

Cisco Unified IP Phone 6901 and 6911 support.

Table 1-3	Supported Networking Protocols on the Cisco Unified IP Phone

Networking Protocol		Purpose	Usage Notes

Cisco Audio Session		The CAST protocol allows IP phones and	—
Tunneling (CAST)		associated applications behind the phone
(Cisco Unified IP Phone		to discover and communicate with the
(Cisco Unified IP Phone		remote endpoints without requiring
6911 only)		remote endpoints without requiring
6911 only)		changes to the traditional signaling
		changes to the traditional signaling
		components like Cisco Unified
		Communications Manager and gateways.
		The CAST protocol allows separate
		hardware devices to synchronize related
		media and it allows PC applications to
		augment non Video capable phones to
		become video enabled by using the PC as
		the video resource.

Cisco Discovery Protocol		CDP is a device-discovery protocol that	The Cisco Unified IP Phone uses CDP to
(CDP)		runs on all Cisco-manufactured	communicate information such as auxiliary VLAN ID,
		equipment.	per port power management details, and Quality of
		Using CDP, a device can advertise its	Service (QoS) configuration information with the
		Using CDP, a device can advertise its	Cisco Catalyst switch.
		existence to other devices and receive	Cisco Catalyst switch.
		existence to other devices and receive
		information about other devices in the
		network.

Dynamic Host		DHCP dynamically allocates and assigns	DHCP is enabled by default. If disabled, you must
Configuration Protocol		an IP address to network devices.	manually configure the IP address, subnet mask,
(DHCP)		DHCP enables you to connect an IP phone	gateway, and a TFTP server on each phone locally.
		into the network and have the phone	Cisco recommends that you use DHCP custom
		become operational without your needing	option 150. With this method, you configure the
		to manually assign an IP address or to	TFTP server IP address as the option value. For
		configure additional network parameters.	additional supported DHCP configurations, go to
			the Dynamic Host Configuration Protocol chapter
			and the Cisco TFTP chapter in the Cisco Unified
			Communications Manager System Guide.
			Note If you cannot use option 150, you may try
			using DHCP option 66.

Hypertext Transfer		HTTP is the standard way of transferring	Cisco Unified IP Phones use HTTP for
Protocol (HTTP)		information and moving documents across	troubleshooting purposes.
		the Internet and the web.

Cisco Unified IP Phone 6901 and 6911 Administration Guide for Cisco Unified Communications Manager 8.5 (SCCP and SIP)

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6901 specifications

Cisco Systems 6901 is a versatile, compact, and powerful router designed to meet the networking needs of small to medium-sized businesses, as well as enterprise branch offices. This model is part of Cisco's ISR (Integrated Services Router) portfolio, which is known for its capability to integrate multiple services into a single platform, ensuring high efficiency and cost-effectiveness.

One of the main features of the Cisco 6901 is its ability to support advanced routing protocols, including RIP, EIGRP, OSPF, and BGP. This versatility allows for seamless integration into various network architectures, facilitating efficient communication and data transfer across multiple locations. The device is also built to handle high-bandwidth applications, making it an ideal choice for businesses that rely on robust network performance.

In terms of connectivity, Cisco 6901 offers multiple Ethernet ports, supporting both 10/100/1000 Mbps speeds. This ensures that users can connect a variety of devices, ranging from office computers to network printers, all while maintaining optimal network performance. Additionally, the router supports both LAN and WAN interfaces, providing flexibility in deployment options.

Security is a crucial aspect of networking, and the Cisco 6901 does not disappoint in this regard. It comes equipped with advanced security features, including firewall capabilities, intrusion prevention, and VPN support. These features ensure that sensitive business data is protected from unauthorized access, while also providing secure remote access for employees.

Another essential characteristic of the Cisco 6901 is its support for various multimedia applications. The router comes with Quality of Service (QoS) features that prioritize voice, video, and data traffic, ensuring high-quality performance for applications such as VoIP and video conferencing. This is particularly valuable in today's business landscape, where effective communication is critical for success.

The Cisco 6901 is also designed for ease of management and configuration. It features a user-friendly interface that simplifies the setup process, along with comprehensive monitoring tools that enable administrators to keep an eye on network performance and address any issues proactively.

In summary, the Cisco Systems 6901 is a powerful, feature-rich router that combines advanced routing capabilities with robust security measures and multimedia support. Its flexibility, ease of management, and comprehensive service integration make it an excellent choice for businesses seeking to enhance their networking infrastructure. With the Cisco 6901, organizations can achieve efficient communication, secure data exchange, and high-performance network operations, positioning themselves well for future growth.

Cisco Systems 6901 manual Dynamic Host Configuration Protocol chapter

Models: 6901

What Networking Protocols are Used?

Networking Protocol

Purpose

Usage Notes

(CDP)

(DHCP)

the Dynamic Host Configuration Protocol chapter

Communications Manager System Guide.

OL-23874-01

6901 specifications