Cabletron Systems STH 24 STH-24 Скачать руководство пользователя страница 32

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Specifications

5-2

Physical

Dimensions:

35.0 D x 44.0 H x 3.0 W centimeters
(13.8 D x 17.4 H x 1.2 W inches)

Weight:

Unit:

1.36 kg. (3lb)

Shipping:

1.81 kg. (4lb)

Electrical

CPU:

i960

Shared DRAM Memory:

4Mb (expandable to 12 Mb)

Local DRAM Memory:

4Mb (expandable to 12 Mb)

Flash:

2Mb (expandable to 14 Mb)

Token Ring Interfaces:

(2) Texas Instruments TMS380C26 Controllers

NVRAM:

128 Kb

Содержание STH 24 STH-24

Страница 1: ...SmartSwitch 9000 9T122 24 User s Guide 9031206 02...

Страница 2: ......

Страница 3: ...AMAGES WHATSOEVER INCLUDING BUT NOT LIMITED TO LOST PROFITS ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF KNOWN OR SHOULD HA...

Страница 4: ...in which case the user will be required to correct the interference at his own expense WARNING Changes or modifications made to this device which are not expressly approved by the party responsible fo...

Страница 5: ...Equipment for use in a Commercial or Light Industrial Environment We the undersigned hereby declare under our sole responsibility that the equipment packaged with this notice conforms to the above di...

Страница 6: ...Notice iv...

Страница 7: ...2 6 Multi Ring Out Capability 2 7 Chapter 3 Operation Bridging 3 2 Transparent Bridging 3 2 Source Route Bridging 3 3 Spanning Tree Algorithm 3 3 Flexible Network Bus FNB 3 4 System Management Buses...

Страница 8: ...Contents vi...

Страница 9: ...chitecture System Management Interfaces to the two System Management Buses SMB 1 and SMB 10 for intermodule management Connectivity The 9T122 24 provides 24 RJ 45 Trunk Coupling Unit TCU lobe connecto...

Страница 10: ...a ring out port through management software In this configuration a stand alone passive concentrator such as an IBM 8228 MAU may be added to the ring Telnet A telnet session can be set up with the mo...

Страница 11: ...1 3 Introduction Figure 1 1 The 9T122 24 MicroLAN Module 1 2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 16 Mb SMB CPU FNB 9T122 24 TOKEN RING...

Страница 12: ...he unit etc The serial and revision numbers of all involved Cabletron Systems products in the network A description of your network environment layout cable type etc Network load and frame size at the...

Страница 13: ...p packaged with the SmartSwitch 9000 chassis to your wrist Plug the other end into the ESD Wrist Strap Grounding receptacle in the lower right corner of the SmartSwitch 9000 Chassis shown in Figure 2...

Страница 14: ...he MicroLAN Module Metal Back Panel Module Guides Module Jack for ESD Wrist Strap Plastic Tab Warning Ensure that the circuit card is between the card guides Lock down the top and bottom plastic tabs...

Страница 15: ...the reset switch twice within three seconds causes the processor i960 to reset Pressing and holding the switch on for three or more seconds causes the module to shutdown Pressing and holding again fo...

Страница 16: ...These consist of an eight position dip switch explained in the next section replaceable PROMs and sockets for RAM These will be used for future upgrades Figure 2 3 User Accessible Components SMB 1 PR...

Страница 17: ...odule Card DIP Switch An eight switch DIP switch is located on the module card as shown in Figure 2 3 and in Figure 2 4 The function of the switches are listed in Table 2 1 Figure 2 4 Location of Modu...

Страница 18: ...enter new parameters which are stored in NVRAM when the module is powered down and remain there until the switch is toggled again 6 Force BootP Download Toggling this switch after pulling the board ou...

Страница 19: ...centrator such as an IBM 8228 may be added to the ring as shown in Figure 2 5 This allows for a star wired network with the SmartSwitch 9000 at the center Consult the SmartSwitch 9000 Local Management...

Страница 20: ...Installation 2 8...

Страница 21: ...us Figure 3 1 is a block diagram of the module The front panel may be configured as one Token Ring factory default or as two rings In the two ring configuration the rings function as individual networ...

Страница 22: ...en the 9T122 24 first goes on line it initially forwards all packets across the bridge After receiving a packet on the bridge port the 9T122 24 learns the address of the sending node from the packet a...

Страница 23: ...evice receives all of the ARE replies from the other end stations on the network 4 From this information the source device can determine a desired route for each frame it transmits Spanning Tree Algor...

Страница 24: ...transports inter chassis information between system components such as power and environmental information as well as diagnostic messages Periodic loop back tests are preformed by all modules that sh...

Страница 25: ...the 48 VDC on the system power bus to the necessary operating voltages for its host network services module The diagnostic controller controls the operation of the DC DC converter FNB Interface SmartS...

Страница 26: ...support for industry standard MIBs Additionally Cabletron enterprise extension MIBs are supported for each media type Advanced management services such as the Distributed LAN Monitor RMON telnet and n...

Страница 27: ...status of the module and may be used as an aid in troubleshooting Figure 4 1 LANVIEW LEDs 1 2 1 2 3 4 5 16 Mb SMB CPU FNB 9T122 24 TOKEN RING SMB CPU FNB 9T122 24 TOKEN RING System Status FNB Transmi...

Страница 28: ...en Booting Blinks yellow and green while booting Red Reset Normal power up reset Red Flashing Failed Fatal error has occurred Off Power off Module powered off Table 4 2 FNB Receive LEDs LED Color Stat...

Страница 29: ...o activity Port enabled Yellow Flashing Link Activity Flashing rate indicates rate of activity Off No link No activity Port enabled Table 4 5 Token Ring Transmit LED LED Color State Red Port Disabled...

Страница 30: ...LANVIEW LEDs 4 4 The function of the Token Ring speed LEDs is listed in Table 4 7 Table 4 7 Token Ring Speed LED Color State Yellow 16 Mbs Off 4 Mps...

Страница 31: ...A EN 55022 Class A VCCI Class I EMC requirements of EN 50082 1 IEC 801 2 ESD IEC 801 3 Radiated susceptibility IEC 801 4 EFT Service MTBF MHBK 217E 200 000 hrs MTTR 0 5 hr It is the responsibility of...

Страница 32: ...x 17 4 H x 1 2 W inches Weight Unit 1 36 kg 3lb Shipping 1 81 kg 4lb Electrical CPU i960 Shared DRAM Memory 4Mb expandable to 12 Mb Local DRAM Memory 4Mb expandable to 12 Mb Flash 2Mb expandable to 1...

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