Chapter 20 Show Commands

show cdp

CDP enabled on interface

Sending CDP packets every 100 seconds

Holdtime is 200 seconds

The following example displays all CDP neighbor entries.

switch# show cdp entry all

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Device ID:069038747(Kiowa3) Entry address(es):

IP Address: 172.22.92.5

Platform: WS-C5500, Capabilities: Trans-Bridge Switch

Interface: mgmt0, Port ID (outgoing port): 5/22

Holdtime: 136 sec

Version:

WS-C5500 Software, Version McpSW: 2.4(3) NmpSW: 2.4(3)

Copyright (c) 1995-1997 by Cisco Systems

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The following example displays the specified CDP neighbor.

switch# show cdp entry name 0

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Device ID:0

Entry address(es):

IP Address: 0.0.0.0

Platform: DS-X9530-SF1-K9, Capabilities: Host

Interface: GigabitEthernet4/1, Port ID (outgoing port): GigabitEthernet4/1

Holdtime: 144 sec

Version:

1.1(0.144)

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Duplex: full

The following example displays global CDP parameters.

switch# show cdp global Global CDP information:

CDP enabled globally

Sending CDP packets every 60 seconds Sending a holdtime value of 180 seconds Sending CDPv2 advertisements is enabled

The following example displays CDP parameters for the management interface.

switch# show cdp interface mgmt 0 mgmt0 is up

CDP enabled on interface

Sending CDP packets every 60 seconds

Holdtime is 180 seconds

The following example displays CDP parameters for the Gigabit Ethernet interface.

switch# show cdp interface gigabitethernet 4/1 GigabitEthernet4/1 is up

CDP enabled on interface

Sending CDP packets every 80 seconds

Holdtime is 200 seconds

 

 

Cisco MDS 9000 Family Command Reference

 

 

 

 

 

 

78-16088-01, Cisco MDS SAN-OS Release 1.3

 

 

20-13

 

 

 

 

 

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Cisco Systems MDS 9000 manual Following example displays all CDP neighbor entries, 20-13

MDS 9000 specifications

Cisco Systems MDS 9000 series is a line of storage networking switches designed to address the unique demands of enterprise-level data centers. These switches provide high-performance solutions for connecting various storage devices, including traditional disk arrays, solid-state drives, and tape libraries. The MDS 9000 series is built for scalability, high availability, and advanced security, making it an ideal choice for organizations looking to optimize their storage infrastructure.

One of the standout features of the MDS 9000 series is its support for Fibre Channel and FICON protocols, which enable seamless integration with various storage technologies. This versatility is crucial for organizations that may be using a mix of applications and storage performance requirements. The switches support multiple speeds, including 1G, 2G, 4G, 8G, and even 16G Fibre Channel rates, ensuring that they can adapt to evolving storage needs.

The MDS 9000 is known for its advanced features in terms of management and automation. Cisco provides intelligent automation capabilities to enhance operational efficiency. Features like Flow Vision and intelligent network services allow for deep visibility into storage environments, enabling administrators to monitor performance, troubleshoot issues, and optimize resource allocation effectively. This level of visibility helps organizations to mitigate risks and ensure data availability.

Security is another paramount consideration for the MDS 9000 series. The switches are equipped with a range of security features, including role-based access controls, encryption technologies, and zoning options. These capabilities help safeguard sensitive data and ensure compliance with industry regulations, making the MDS 9000 a trusted choice for enterprises dealing with critical data.

The architecture of the MDS 9000 series is designed for high availability and resiliency. With redundant power supplies and cooling systems, these switches minimize downtime and ensure continuous operation. Additionally, they offer advanced features like non-disruptive software upgrades, which eliminate the need for scheduled outages during firmware updates.

In summary, the Cisco Systems MDS 9000 series offers a robust set of features tailored for enterprise storage networking. Its support for various protocols, intelligent management capabilities, and high availability characteristics make it a preferred choice for organizations seeking to optimize their storage infrastructure for both current and future needs. By investing in the MDS 9000 series, businesses can enhance their operational efficiency, ensure data security, and maintain a competitive edge in today's data-driven landscape.