Foundry Networks 250 manual Maximum Distance Tables, Important Notice

Page 53

Specifications

Maximum Distance Tables

Important Notice

The operating range distances listed in the following tables are for typical environments only. Operating ranges can vary considerably depending on factors such as local interference and barrier composition. It is recommended to do a site survey to determine the maximum ranges for specific access point locations in your environment.

802.11a Wireless Distance Table

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Environment

Speed and Distance Ranges

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

54

48

36

 

24

18

12

9

6

 

Mbps

Mbps

Mbps

 

Mbps

Mbps

Mbps

Mbps

Mbps

 

 

 

 

 

 

 

 

 

 

Office

27 m

40 m

46 m

 

55 m

60 m

66 m

76 m

80 m

 

89 ft

132 ft

152 ft

 

182 ft

198 ft

218 ft

251 ft

264 ft

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

802.11b Wireless Distance Table

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Speed and Distance Ranges

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Environment

 

11 Mbps

 

 

5.5 Mbps

 

 

2 Mbps

 

 

1 Mbps

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Office

 

 

70 m

 

 

75 m

 

 

 

85 m

 

 

85 m

 

 

 

 

 

 

230 ft

 

 

246 ft

 

 

279 ft

 

 

279 ft

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

802.11g Wireless Distance Table

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Environ-

Speed and Distance Ranges

 

 

 

 

 

 

 

 

 

 

 

 

ment

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

54

48

 

 

36

24

18

 

12

11

 

9

6

5

 

2

1

 

 

Mbps

Mbps

 

Mbps

Mbps

Mbps

 

Mbps

Mbps

 

Mbps

Mbps

Mbps

Mbps

Mbps

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Office

 

43 m

50 m

 

57 m

63 m

67 m

 

71 m

75 m

 

77 m

81 m

85 m

85 m

85 m

 

 

141 ft

164 ft

 

187 ft

207 ft

220 ft

 

233 ft

246 ft

 

253 ft

266 ft

279 ft

279 ft

279ft

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note: Office Environment: A typical office or home environment with floor to ceiling obstructions between the access point and clients.

August 2007

© 2007 Foundry Networks, Inc.

C-5

Image 53
Contents Foundry IronPoint 250 Installation Guide Page FCC Class B CompliancesFCC Antenna Usage and Transmit Power Japan Vcci Class B Industry Canada Class BEC Declaration of Conformity Operation Using 5 GHz Channels in the European Community Australia/New Zealand AS/NZS Safety CompliancePower Cord Set Pour un cable de longueur inférieure à 2 mètres Contents Making a Network Connection Chapter Network PlanningAppendix Glossary Index August Chapter About This Guide How to Get HelpAudience NomenclatureWeb Access Mail Access Warranty CoverageTelephone Access Related PublicationsOverview Chapter About the IronPointManagement Options Radio CharacteristicsEthernet Port Description of HardwareAntennas Optional External AntennaAn Example of an Optional External Antenna Status LEDs Status LEDsPower Connector Reset ButtonSecurity Slot Console PortManagement Features and BenefitsConnectivity August Network Topologies Chapter Network PlanningInfrastructure Wireless LAN for Roaming Wireless PCs Infrastructure Wireless LANWireless LAN Roaming August Installing the IronPoint Access Point Chapter Installing the IronPoint 250 Access PointUnpacking the IronPoint Access Point Attaching Feet to the Access Point Placing the Access Point on a Desktop or ShelfInstalling the Access Point on the Mounting Bracket Attaching the Ceiling-Mount Clamp to the Mounting Bracket Attaching the Access Point to a Suspended CeilingLocking the Access Point Installing an External AntennaConnecting the External Antenna Powering Up the Access PointAdding the IronPoint Access Point to the Network Disable ADC by entering the following command US-UNITEDSTATES, UY-URUGUAY, VE-VENEZUELA, VN-VIETNAM Foundry IronPoint 250 Installation Guide Chapter Making a Network Connection Connecting to a Network DeviceTwisted-Pair Cable Cabling GuidelinesConnecting to a Network Device Connecting to a Switch, Hub, PC, or ServerDiagnosing Access Point Indicators Appendix a TroubleshootingInstallation Console AccessWireless Client Network Access In-Band AccessReset the Access Point Default Settings Lost PasswordAugust Twisted-Pair Cable and Pin Assignments SpecificationsAppendix B Cables 100BASE-TX/10BASE-T Pin Assignments Straight-Through WiringCrossover Wiring Console Port Pin Assignments Wiring Map for Serial CableFoundry IronPoint 250 Installation Guide General Specifications Appendix C SpecificationsUnit Power Supply AC Power supplyWeight LED IndicatorsStandards Radio Signal CertificationSafety Ieee 802.11a Sensitivity GHz dBm Modulation/Rates SensitivityImportant Notice Maximum Distance TablesAugust Appendix D Foundry IronPoint 200 Installation Guide August Foundry Networks, Inc Foundry IronPoint 200 Installation Guide Glossary Extended Service Set ESS Dynamic Host Configuration Protocol DhcpEthernet Fast EthernetRJ-45 Connector Power over Ethernet PoEService Set Identifier Ssid Local Area Network LANAugust Index NumericsOperating frequency C-1out-of-band management

250 specifications

Foundry Networks, a prominent player in the networking hardware industry, has garnered attention for its innovative solutions aimed at enhancing enterprise and service provider networks. Among its notable offerings is the Foundry Networks 250 series, a versatile and robust layer 2/3 switch designed to tackle the demands of modern networking environments.

One of the main features of the Foundry Networks 250 is its high-performance switching capabilities. It supports Gigabit Ethernet ports, allowing for rapid data transfer rates that cater to the needs of bandwidth-intensive applications. With its ability to handle multiple 10/100/1000 Mbps connections simultaneously, the 250 series ensures low latency and reliable performance, making it an ideal choice for both small to medium-sized businesses and larger enterprise networks.

The Foundry Networks 250 series also shines in its flexibility and scalability. It comes equipped with numerous slots for expansion modules, enabling organizations to easily add or upgrade their network functionality as their requirements evolve. This modular design is a significant advantage, allowing network managers to customize their switches in accordance with specific operational needs without having to replace the entire unit.

Another distinctive characteristic of the Foundry Networks 250 is its advanced Layer 3 routing capabilities. Equipped with various protocols such as RIP, OSPF, and BGP, the switch can efficiently manage complex routing tasks and provide enhanced network segmentation. This functionality not only simplifies network management but also boosts overall efficiency by enabling load balancing and improved traffic distribution.

Security is a critical concern in modern networking, and the Foundry Networks 250 addresses this with features like access control lists (ACLs), port security, and VLAN support. These capabilities enable organizations to establish secure network boundaries and safeguard their data from unauthorized access, ensuring that sensitive information remains protected.

Moreover, the Foundry Networks 250 supports a variety of management protocols including SNMP and RMON, which facilitate monitoring and configuration via network management systems. This ease of management is essential for IT teams that need to maintain optimal network performance without dedicating excessive time and resources.

In summary, the Foundry Networks 250 series combines high-performance switching, flexibility, advanced routing capabilities, robust security features, and ease of management. This comprehensive array of technologies and characteristics makes it an excellent choice for any organization seeking to optimize its network infrastructure today and in the future.