Specifications
Model Number: 3CR990B-FX-97
Brand: 3Com
Condition: New
Alt. Part Number(s): 3CR990B-FX-97
Type: Network Adapter
Technical Description
Brand: 3Com
Model: 3CR990B-FX-97
Connectors: 1 x SC
Interface: PCI
Dimensions: 5.3' x 2.5'
Temperature: 0 to 70°C (32º to158º F)
Humidity: 0% to 90 % (Non-condensing)
Features
Cabling: long-wavelength fiber-optic cable (1300 nm). 50 µ/125 µ or 62.5 µ/125 µ multimode fiber
Operating distance: full-duplex up to 2.000 m (6.560 ft). half-duplex up to 412 m (1.351 ft)
Onboard processor: ARM9 security processor. 100 MHz RISC
Security offloads: 168-bit 3DES. 56-bit DES. SHA-1. MD5. RFC 2402; up to 75 security associations
Other offloads: TCP segmentation. TCP/UDP/IP checksum
Network protocols: TCP/IP. ISO 8802-3
Drivers: Linux 2.4; Microsoft Windows 2003 Server. 2000. XP. NT 4.0; Novell NetWare 5.x. 6.x
Management: SNMP manageable; 3Com Managed PC Boot Agent
Works with fiber-optic cabling to extend operating distances. lower electrical interference. and resist packet sniffing
Secures sensitive data at wire speeds—with DES/3DES encryption. MD5 and SHA-1 hashing. RFC 2402 authentication. and up to 75 Security Associations
Hardware-enforced security features meet FIPS 140-2 criteria; NIST approval pending
Supports larger packets—segments TCP frames for the Ethernet MAC and adds TCP sequence numbers to each packet
Uses flow control to reduce lost packets and retransmissions for more efficient data transfer between the NIC and switch
Responds to router-based management requests from sleep mode to help resolve IP address-aging issues
Includes 3com Managed PC Boot Agent for pre-OS management. including installation. recovery. and network boot
Multipacks available; click on Pricing & Availability or Other Places to Buy for more information
* Product descriptions and part numbers are subject to change. and may not reflect manufacturer product changes. Please check the manufacturer's website and use the item's manufacturer part number to find the most up to date product description.
