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Figures

1-1

Dual-speed Ethernet / Fast Ethernet Hub Unit ...................................................... 1

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Dual-speed Hub Design ......................................................................................... 3

1-3

Dual-speed Hub with Built-in 10/100 Switch ....................................................... 4

2-1

Desktop Mounting ................................................................................................. 6

2-2

Install Rack Mount Brackets ................................................................................. 7

2-3

Install the Hub into a 19-inch Rack ....................................................................... 7

2-4

Components on the Front and Rear Panel ............................................................. 8

2-5

Cascading Two Hubs ........................................................................................... 10

2-6

Cascading Four Hubs in One Stack ..................................................................... 11

2-7

A Hub Stack Containing one KF-16MS .............................................................. 11

3-1

Dual-speed TP Ports ............................................................................................. 12

3-2

Straight-through UTP and Crossover UTP .......................................................... 13

3-3

Connecting to Computers .................................................................................... 14

3-4

Connecting to 10BASE-T Hubs .......................................................................... 14

3-5

Connecting to a 100BASE-TX Class II Hub ....................................................... 15

3-6

Connecting Two Hub Stacks ............................................................................... 16

3-14 Connecting Two Hub Stacks ............................................................................... 16
4-1

LED Indicators ..................................................................................................... 17

Содержание KF-16M

Страница 1: ...Installation Guide 16 port Dual speed Ethernet Fast Ethernet Hub KF 16M KF 16MS P N 750 0105 001 DOC 980301 KF16M 16MS K ...

Страница 2: ... revise this documentation and to make changes in content from time to time without obligation on the part of KTI Networks Inc to provide notification of such revision or change For more information contact United States KTI Networks Inc P O BOX 631008 Houston Texas 77263 1008 Phone 713 2663891 Fax 713 2663893 BBS 713 2663015 E mail kti ktinet com WWW http www ktinet com International Fax 886 2 26...

Страница 3: ...16 port Dual speed Ethernet Fast Ethernet Hub Installation Guide DOC 980302 KF16M 16MS NK P N 750 0105 002 ...

Страница 4: ...nterface cables and AC power cord if any must be used in order to comply with the emission limits CISPR A COMPLIANCE This device complies with EMC directive of the European Community and meets or exceeds the fol lowing technical standard EN 55022 Limits and Methods of Measurement of Radio Interference Characteristics of Information Technology Equipment This device complies with CISPR Class A WARNI...

Страница 5: ...ns 5 2 Installing the Dual speed Hub 6 2 1 Packing List 6 2 2 Mounting the Hub 6 2 3 Front Panel and Rear Panel 8 2 4 Cascading Multiple Hubs 10 3 Making Network Connections 12 3 1 Dual speed Twisted pair Ports 12 3 2 Hub Stack Connection 16 4 LED Indicators 17 4 1 LED Panel 17 4 2 Interpretation 17 ...

Страница 6: ...k 7 2 4 Components on the Front and Rear Panel 8 2 5 Cascading Two Hubs 10 2 6 Cascading Four Hubs in One Stack 11 2 7 A Hub Stack Containing one KF 16MS 11 3 1 Dual speed TP Ports 12 3 2 Straight through UTP and Crossover UTP 13 3 3 Connecting to Computers 14 3 4 Connecting to 10BASE T Hubs 14 3 5 Connecting to a 100BASE TX Class II Hub 15 3 6 Connecting Two Hub Stacks 16 3 14 Connecting Two Hub ...

Страница 7: ...thernet Fast Ethernet Hub Units Both hubs comply with IEEE 802 3 and IEEE 802 3u repeater specifi cations Both support 10Mbps and 100Mbps connectivity over UTP cabling in the same hub All of the TP ports support auto sensing func tion that allows the hub to detect the connection speed automatically This features can protect your existing Ethernet investment without any rewiring and also provides a...

Страница 8: ... are implemented with auto partition and reconnect ing function to protect the network from failure caused by con secutive collisions from a specific port The jabber function is implemented to prevent reception of illegally long packet which would degrade network performance The internal 10M to 100M switch in KF 16MS provides address learning filtering and packet forwarding functions to bridge the...

Страница 9: ...t network A dual speed hub is actually equipped with one 10Mbps repeater and one 100Mbps repeater in one hub unit Each repeater serves one shared network segment The repeater receives transmissions from any of its ports and retransmits them to all its other ports The TP port of the hub can auto sense the speed 10M or 100M of its connection and switch to either 10Mbps shared segment or 100Mbps shar...

Страница 10: ...segment and 100Mbps segment as follows Figure 1 3 Dual speed Hub with Built in 10 100 Switch The 10M to 100M switch can perform packet forwarding from one seg ment to another at wire speed It also performs the address filtering that only forwards those packets which need to cross 10M and 100M seg ments 4 ...

Страница 11: ... connectors 2 DB25 connectors KF 16M 1 DB25 connector KF 16MS LED indicators Power 10M Link status per port 100M Link status per port Partition status per port 10M activity 10M collision 100M activity 100M collision Environment Temperature 5o C to 40o C Relative humidity 15 to 95 non condensing Dimension 440mm x 150mm x 44 4mm 17 3 x 5 9 x 1 75 inch Power Internal universal power supply 100 240 VA...

Страница 12: ...r cord into the hub check to see that the cord voltage and current rating conform to the standards of the country of operation 2 1 Packing List The hub has the following components shipped with it One hub unit One AC power cord One cascade cable 19 inch rack mount kit Installation guide 2 2 Mounting the Hub Desktop Mounting The hub can be placed on a desktop as a stand alone unit Allow enough vent...

Страница 13: ... into a 19 inch rack a pair of mounting brackets is included in the pack Figure 2 2 Install Rack Mount Brackets Install the hub into a 19 inch rack as illustrated in the following figure Figure 2 3 Install the Hub into a 19 inch Rack 7 ...

Страница 14: ...2 3 Front Panel and Rear Panel Figure 2 4 Components on the Front and Rear Panel 8 ...

Страница 15: ...egment collision status for 10M segment collision status for 100M segment 10M link status per port 100M link status per port partition status per port Cascade Connectors The connectors are used for cascading more than one hub as a hub stack The connectors are labeled IN and OUT respectively for KF 16M KF 16MS provides IN cascade connector only AC Power Socket This socket is used for plugging an AC...

Страница 16: ...r of the hub and labeled IN and OUT respectively for KF 16M For KF 16MS only IN cascade connector is provided Before cascading hubs make sure the power to the hubs is turned off Connect one end of the cascade cable to the IN connector of the first hub and connect the other end to the OUT connector of the second hub as shown in the following figure Figure 2 5 Cascading Two Hubs 10 ...

Страница 17: ...scaded in a stack Figure 2 6 Cascading Four Hubs in One Stack Only one KF 16MS is needed in one stack if a bridge is required to connect the 10M network and the 100M network in a hub stack Figure 2 7 A Hub Stack Containing one KF 16MS NOTE TO KEEP THE STACK FUNCTION WORKING THE POWER OF ALL HUBS IN A STACK MUST BE ON DURING OPERA TION 11 ...

Страница 18: ...of Port 1 to Port 15 provides one RJ 45 connector which are implemented as MDI X jack An MDI X jack is designed with internal crossover function The function allows a connection to a computer us ing straight through UTP cable The Port 16 provides one MDI X RJ 45 connector and one MDI I RJ 45 connector Only one connector can be used at the same time The pin definitions for MDI X jack and MDI I jack...

Страница 19: ...cting to a 100BASE TX Fast Ethernet device only 2 pair Category 5 UTP cable can be used Connected Device UTP Cable Used 10BASE T devices Category 3 4 or 5 100BASE TX devices Category 5 only With different wiring two types of the UTP cables are defined as fol lows Figure 3 2 Straight through UTP and Crossover UTP 13 ...

Страница 20: ...llowing figure illustrates the cables used for connecting to different network adapters Figure 3 3 Connecting to Computers Connecting to 10BASE T Hubs The hub can support more than one connection to the 10BASE T hub Make sure the MDI X to MDI I connection rule is followed when con necting to a 10BASE T hub using a straight through UTP cable The following figure shows an example for the connections...

Страница 21: ...lass II hub connection is allowed per hub Figure 3 5 Connecting to a 100BASE TX Class II Hub Connecting to a Switch The hub can support connections to Ethernet switches or Fast Ethernet switches Make sure the MDI X to MDI I connection rule is followed when using straight through UTP cable The following table lists the cable and the cable length allowed for the connections to different switch devic...

Страница 22: ...a hub stack to bridge the intertraffic between the 10M network and the 100M network A hub stack still complies with IEEE 802 3u Class II specifications Only one connection to another Class II hub via UTP cable is allowed for a hub stack The following figure illustrates the maximum network span containing two hub stacks Figure 3 6 Connecting Two Hub Stacks Two hub stacks are interconnected using a ...

Страница 23: ...he hub Activity 10 there are activities occurred on the shared 10M segment Blink There are activities on the segment Off No activity occurs on the segment Activity 100 there are activities occurred on the shared 100M segment Blink There are activities on the segment Off No activity occurs on the segment Collision 10 there are collisions occurred on the shared 10M segment Blink There are collisions...

Страница 24: ...d link to a 10M Ethernet device On Good link to a 10M Ethernet device Off No active link to a 10M Ethernet device 100M Link The port has a good link to a 100M Fast Ethernet device On Good link to a 100M Fast Ethernet device Off No active link to a 100M Fast Ethernet device Partition The port is in partitioned state On Port is in partitioned state Off Port is not partitioned 18 ...

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