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Smart DeskStream
Token Ring Switch
1
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Smart DeskStream Objectives n At the end of this session you will be able to: n Describe the Smart DeskStream features n Demonstrate its connectivity options, including: l Ports and LEDs l Stacking module l TR fiber module l HSTR modules n Explain the DeskStream’s management options using l TrueView/32 & DeskStream Manager l Command Line Interface l Power on self test diagnostics Smart DeskStream Technical Presentation 2 2
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What is Desktop Switching ? Conventional Shared Token Ring Shared User Ring n Users share the Token Ring network n Often up to 80 users share 16Mbps CAU/LAM or Chassis Switched ring Fully Switched Token Ring n Each user has their own dedicated Token Ring ! n No need to share 16Mbps with other Desktop Switch users n Connections can be Full Duplex (32Mbps) Smart DeskStream Technical Presentation 3 3 duplex DTR which allows a maximum throughput of 32Mbps. ring. If the adapter driver will support it
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Smart DeskStream Product Overview n Designed as a shared hub replacement n 1 U high n 24 ports with auto ring speed and protocol detect n Plug ‘n’ Play installation n Easily stacked to offer up to 192 ports n High performance switching n Simple, graphical management Smart DeskStream Technical Presentation 4 CAUs and . DeskStreams 4 allows them to be managed individually. and DeskStream as a single icon; opening the icon reveals each GUI is straightforward. Each stack shows Trueview Managing
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Easy Integration into existing networks Typical Network Shared User Ring Layout CAU/LAM or Chassis Network Backbone Smart DeskStream Technical Presentation 5 CAUs 5 both programs and data files get bigger. Ultimately some users will complain of slow responses especially as as are the servers. Ringswitches connected to are shared medium interface for the workstations. The providing a CAUs The slide shows part of a typical network, with
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Easy Integration into existing networks 2. Reduce size of shared ring Shared User Ring n Greater bandwidth for remaining shared users 3. Introduce 32Mbps- Full Duplex uplink n Higher performance access to backbone resources 1. Move users to switched, DeskStream ports n Simple, reconnection of ports n Immediate bandwidth upgrade for 23 users Network n Improved manageability and reliability Backbone Smart DeskStream Technical Presentation 6 port to connect to the . RAMs to the 6 original CAU li
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Easy Integration Hub Replacement Switched User Ring 1. Add DeskStreams as needed n Easily scalable solution n High port density releases rack space 2. Move all users to switched ports n Performance, security and manageability for each user connection Network Backbone Smart DeskStream Technical Presentation 7 DeskStreams 7 installed and stacked. are phased over to a switched environment as more As time and money permits, the remaining workstations can be
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Powerful, Flexible Connectivity Resilience Switched User Ring 1. Add additional links to backbone n Resilience, load sharing and higher access speeds Network Backbone Smart DeskStream Technical Presentation 8 8 in the slide, as part of a stack. so can the DeskStream, either as a standalone device or, as shown to give a resilient link, Ringswitches can be connected to two CAUs
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Powerful, Flexible Connectivity Resilience and Performance Switched User Ring 1. Use HSTR uplinks to increase backbone access n Resilience, load sharing and higher access speeds 2 x 100Mbps Network Backbone Smart DeskStream Technical Presentation 9 HSTR 9 connection. point to point full duplex link and so potentially will allow a 200Mbps modules - both copper and fibre. These only work as a uplink If bandwidth still needs to be extended, the DeskStream supports
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Smart DeskStream Family Summary Smart DeskStream Token Ring Switch n 24 workstation ports with two module slots Smart DeskStream Stacking Module n One required for each DeskStream to be stacked Smart DeskStream TR Fibre Module n Dual ports, 4, 16Mbps and DTR, load sharing and redundancy Smart DeskStream HSTR Copper Module & Smart DeskStream HSTR Fiber Module n Dual ports, 100Mbps, load sharing and redundancy Smart DeskStream Technical Presentation 10 10
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Smart DeskStream Background Positioning Smart DeskStream behaves like a hub n When integrating DeskStream into an existing network, use it as if it was a CAU/LAM. Smart DeskStream is designed for simplicity n DeskStream offers full auto-configuration for simple installation Smart DeskStream Technical Presentation 11 11
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Smart DeskStream Background Positioning n Smart DeskStream is NOT designed as a backbone applications switch n You can only support a shared device on one port n It does NOT offer Active Broadcast Control, full RMON or protocol filtering. l These are backbone features, not required at the workgroup level n Smart Ringswitch Family is for backbone solutions n DeskStreams and Ringswitches can be integrated to provide a TR switching solution Smart DeskStream Technical Presentation 12 fibre, as RI/
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Smart DeskStream Token Ring Switch Connectivity 13
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Connectivity Ports n 24 RJ45 ports n Each behaves EXACTLY like a shared hub port n Each port has its own MAC address n Ports 1 - 23 are direct, each can be connected to l Adapters l Bridges/ Routers l Backbone TR switches n Direct ports are also known as slave or concentrator (on Ringswitches) ports Smart DeskStream Technical Presentation direct concentrator 14 port set up as a node. Ringswitch router port or a ports). They will accept a connection to a TR adapter, a bridge or . (They are als
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Connectivity Ports - 2 n 24th RJ45 port n 24th port is a master, and can be l connected to a shared Hub port (any type/vendor) l re-configured as a direct port n Master port is also known as node (on Ringswitches) n Master port can therefore be configured as node or concentrator, similar to a Ringswitch port Smart DeskStream Technical Presentation master (or node ) port. 15 port that is in concentrator mode. Ringswitch This can be connected to a CAU (or RAM) port or to a Port 24 is configurab
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Connectivity Ports - 3 n Ring Speed / Protocol Detect n Each port supports 4Mbps, 16Mbps and Full Duplex (Dedicated TR) l Default is auto speed sensing l Ring speed may be manually configured on a per port basis n Impedance is matched to support UTP/STP cabling l No requirement for a separate media filter / Balun n Negotiates Classic TR or full duplex DTR on insertion Smart DeskStream Technical Presentation 16 port 24) can be configured. enabled or disabled. No other port parameters (except po
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Connectivity Ports - LEDs n Left Port LED: n Green - Port open n Flashing green - Disabled n Right Port LED: n Red - Port closed n Flashing red - Error n Port 24 will flash red by default (because it is master as default) Smart DeskStream Technical Presentation Left LED Right LED 17 driver into a manually configured DTR port the configured set up e.g. workstation connects with a non DTR - red. This happens when a connection is made against - flashing green; disabled by management software 17
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Connectivity Status LEDs n First LED on right of unit - Status n Green - Normal operation n Flashing green - Diagnostic self test n Red - Error l System Failure n Flashing Red - Warning l E.g. Fan Failure Smart DeskStream Technical Presentation System failure Warning 18 at least temporarily. - failure which allows the DeskStream to continue working, DeskStream - e.g. CPU crash i.e. will require a replacement 18
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Connectivity Status LEDs - 2 n Second LED, Module Link 1 n Green - Port open n Red - Port closed n Flashing green - Disabled n Flashing red - Error n Third LED, Module Link 2 - As for Link 1 Smart DeskStream Technical Presentation 19 connected Flashing red - e.g. module installed as node, but with nothing 19
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Connectivity Stacking Module n Stacking Module and Cable n Installed into stacking slot on rear of each DeskStream in a stack l module has two mini SCSI connectors n Supplied with short, mini-SCSI cable n Top port connects to DeskStream above n Bottom port connects to DeskStream below n Unused ports do not need to be terminated n 8 DeskStreams can be stacked n Stacking bus has 640Mbps data throughput Smart DeskStream Technical Presentation 20 can access up to 350Mbps. The bus has 640Mbps of ba
