Cisco Systems 17053 appendix R2BE/RBE/CBE

Page 24

 

 

 

type keyword can be set

 

 

 

to Auto Detect or

 

 

 

10BASE−T/100BaseTX.

 

 

 

The related port on the

 

 

 

attached hub or switch

 

 

 

must also be set to

 

 

 

10Mbps, full−duplex.

 

 

 

 

 

 

Certain 10/100

 

 

 

switches implement

 

Xircom RealPort2

 

automatic correction

 

 

for polarity−reversed

In order to resolve this

CardBus Ethernet

 

 

cables that are not

problem, a new Auto

10/100 Adapter

 

 

completely

Polarity keyword is

(R2BE/RBE/CBE)

Extremely slow

compatible with the

added in the adapter

Models

performance when

same correction

advanced properties in

 

operating at 10

 

provided by the

driver version 3.01. If

 

Mbps.

 

CBE/RBE. If the

needed, the default

 

 

 

 

network speed is

setting of ON, which

 

 

forced to 10 Mbps,

means that the card

 

 

severe throughput

compensates for reversed

 

 

problems can be

cables, can be set to OFF

 

 

experienced.

to disable polarity

 

 

 

 

 

 

Initialization delay.

correction. This restores

 

 

normal throughput.

 

 

Certain switches and

 

 

 

 

 

routers are unable to

 

 

 

immediately forward

 

 

 

network traffic when

 

 

 

a network adapter

 

Xircom RealPort2

 

first establishes link

 

CardBus Ethernet

Initial network

to one of its ports

 

10/100 Adapter

connections can

because of

 

(R2BE/RBE/CBE)

fail. DHCP can

initialization delays.

 

Models

obtain an IP

This problem is most

A new keyword,

 

address, and

commonly seen when

 

Initialization Delay, is

 

Windows NT login

the network adapter is

 

added to the adapter

 

and Novell IPX can

connected directly to

advanced properties that

 

fail.

ports on the switch.

 

prevents forwarding of

 

 

The adapter, by

 

 

network requests for a

 

 

default, when used

 

 

user−selectable period of

 

 

under some operating

 

 

time. Delays can be

 

 

systems, has almost

 

 

added ranging from 1ž0

 

 

no delay between link

 

 

seconds. In most cases, if

 

 

and the initial

you add a delay in the

 

 

network request.

 

 

1› second range, it

 

 

 

Xircom RealPort2

Not able to connect

Possible Basic

resolvesIf you attemthe ptroblemto use.a

CardBus Ethernet

to the network or

Input/Output System

CBE/CBE2/RBE in a

10/100 Adapter

get an IP address

(BIOS) or driver

port replicator or docking

(R2BE/RBE/CBE)

from the DHCP

update required.

station, with Windows

Models

server when

Contact vendor

95, and have problems,

 

connected to a port

support for more

confirm that your laptop

 

replicator or

information.

has the latest BIOS and

 

docking station.

 

that the latest

 

 

 

 

Image 24
Contents Introduction PrerequisitesDocument ID RequirementsGeneral Troubleshooting for 10/100/1000 Mbps NICs Background InformationAutonegotiation Valid Configuration Configuration2 DuplexMismatch CorrectVerifying Physical Connection and Link ∙ show port modDportVerifying Switch Port Configuration Maintaining Link Link Up/Down Situations∙ show interfaces type Understanding Data Link Errors ∙ Adjust switch jitter tolerancePerformance Notes Explanation of CatOS show port Command Counters FCSPossible Causes for Incrementing CatOS Counters Explanation of CatOS show mac Command Counters Sniffer Trace Additional Troubleshooting for 1000BASE−X NICs Gigabit Autonegotiation Configuration TableTeaming of Network Interface Cards Gigabit Autonegotiation No Link to Connected DeviceCatalyst 6000 and 6500 Switches Catalyst 8510 and 8540 CSRCatalyst 5000 and 5500 Switches Set port enableCatalyst 4000, 2948G, and 2980G Switches Day to once a month. This issue can Catalyst 2950 and 3550 Switches NIC Compatibility and Operation Issues NICPage LnkChk to enable. 33921641.2241835 Panel System HardwareDevice ManagerPage R2BE/RBE/CBE Appendix B Understanding How Autonegotiation Works Physical Interface PHY Control Register Programmable Options= loopback mode switched on Networking Professionals Connection Featured Conversations Related Information

17053 specifications

Cisco Systems 17053 is a robust and versatile networking solution designed to meet the demands of modern data centers and enterprise environments. This device is part of Cisco's comprehensive portfolio of networking products, offering high performance, reliability, and scalability to help organizations enhance their connectivity and operational efficiency.

One of the main features of the Cisco 17053 is its support for advanced routing protocols, including OSPF, BGP, and EIGRP. These protocols enable seamless communication and data exchange across complex networks, ensuring that information is transmitted swiftly and effectively. This is particularly important for organizations that rely on real-time data and applications, such as financial services or online retail.

In addition to its routing capabilities, the Cisco 17053 boasts powerful security features. It provides robust firewall protection, VPN support, and advanced threat detection and mitigation mechanisms. These security measures help protect sensitive data from unauthorized access and cyber threats, ensuring that organizations can operate safely in today's increasingly interconnected world.

Moreover, the Cisco 17053 is equipped with advanced Quality of Service (QoS) functionalities. This feature allows network administrators to prioritize critical applications and ensure consistent performance even during times of high traffic. By managing bandwidth effectively, organizations can reduce latency and improve user experiences across various applications.

Scalability is another key characteristic of the Cisco 17053. The device can easily integrate into existing networks and expand as organizational needs grow. This modularity allows businesses to adapt their infrastructure without the need for a complete overhaul, saving time and resources.

Additionally, the Cisco 17053 supports various access technologies, including Ethernet and fiber connections, which provide flexibility in deployment. The device is designed to accommodate different network topologies, making it suitable for both small businesses and large enterprises.

Lastly, Cisco offers comprehensive support and services for the 17053, including training resources, technical support, and regular software updates. This dedication to customer service ensures that organizations can maximize their investment and stay ahead in an ever-evolving technological landscape.

In conclusion, the Cisco Systems 17053 is a feature-rich networking solution that combines advanced routing protocols, robust security measures, and exceptional scalability. With its ability to enhance network performance and offer comprehensive support, it stands out as a reliable choice for organizations looking to optimize their networking capabilities.