Руководство по эксплуатации IBM BM 8270

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Fully configurable Token-Ring LAN switch at a
competitive cost
IBM 8270 Nways LAN Switch Family
and MSS Domain Client Universal
New model
Highlights
Feature Cards (UFCs) provide forward-
A new member has been added to the
®
LAN Switch family of ing and routing services. The MSS Client
IBM 8270 Nways
Token-Ring LAN switches. The new also has an integrated ATM port and
• Flexible enough to meet your
Model 600 joins the Model 800, providing provides ATM-to-LAN port bridging.
exact needs
a smaller,

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1. 2210 Router Available UFCs include: • 4-Port Token-Ring Enhanced UTP/STP 2. 8230 Controlled Access Unit • 2-Port Token-Ring Enhanced Fiber 3. 8229 Bridge • 1-Port A TM T oken-Ring II MMF 4. 8239 Token-Ring Stackable Hub • MMS Client MMF • MSS Client SMF • MSS Domain Client Chassis-based for flexibility Universal Feature Card slots allow you to build a wide variety of switched network configurations using the broad set of optional feature cards that are shared between both models. This set of

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Added capacity and flexibility 1. 2210 Router 3. 8228 MAU With the 8270 you get added capacity 2. 8230 Controlled Access Unit 4. 8270 Nways LAN Switch Model 600 and flexibility at a low cost per port. 5. 8272 Nways Token-Ring LAN Model 108 The LAN shown in Figure 1 has provided 6. 8226 Token-Ring RJ45 Connection excellent service in this data environ- 7. 8239 Token-Ring Stackable Hub ment. But growth and new graphics applications are causing performance problems on this traditional, shared- medi

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What you get Network and device management For 8270 Model 800 configurations, you A minimum IBM 8270 Model 600 A full console interface, accessible can also order an optional redundant configuration consists of an IBM 8270 using either a Telnet interface or the power supply. Model 600 and at least one Token-Ring serial port (VT-100 or VT-100 emulator) on Universal Feature Card, each ordered the front panel, can be used to configure Cables for each of the ports on the 8270 separately. When you or

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Model Comparison Except for considerations pertaining to Though functionally comparable, the their number of feature slots and differences between the IBM 8270 redundancy characteristics, the IBM Model 600 and the current Model 800 8270 Model 600 is suitable for use in the are summarized in the following table: same environments as the Model 800. However, with different redundancy characteristics, the 8270 Model 600 may be better placed closer to the edge rather than the center of your network.

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IBM 8270 Nways LAN Switch Family at a glance continued Physical specifications continued 8270 Model 600 Width: 440 mm (17.3 in.) Depth: 305 mm (12.0 in.) Height: 133 mm (5.2 in.) Weight: 10 kg (22 lb.) fully loaded Weight: 7 kg (16 lb.) empty 8270-800 Token-Ring Processor Card Width: 170 mm (6.7 in.) Depth: 210 mm (8.4 in.) Height: 51 mm (2.0 in.) Weight: 0.5 kg (1.2 lb.) 8270-800 Power Supply (optional) Width: 76 mm (3.0 in.) Depth: 350 mm (13.8 in.) Height: 170 mm (6.7 in.) Weight:

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8270 UFCs at a glance 4-Port Token-Ring Enhanced UTP/STP Part number: 85H5092 Cabling: UTP/STP via RJ-45 connectors Supports Token-Ring STP cabling and category 3, 4 or 5 Token-Ring UTP cabling Ports: 4 Token Ring, half-duplex (HDX) or full-duplex (FDX) Data rate: 4- or 16-Mbps HDX or 32-Mbps FDX 2-Port Token-Ring Enhanced Fiber Part number: 85H5087 Cabling: Multimode fiber via ST connectors Ports: 2 Token Ring, HDX or FDX Data rate: 4- or 16-Mbps HDX or 32-Mbps FDX 1-Port ATM Token-Ring II

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For more information To find out more about the IBM 8270 Nways Token-Ring LAN Switch Family and other high-performance IBM communications and networking products, contact your IBM representa- tive or call IBM Direct at 1 800-IBM-CALL © International Business Machines Corporation 1998 (1 800 426-2255). You can access the IBM Corporation IBM Networking Home Page at Department TYCA www.networking.ibm.com. PO Box 12195 RTP NC 27709 Copies of this and other related product Printed in the United Stat