SMC Networks 8926EM Installation Manual Download

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INSTALLATION GUIDE

SMC8926EM

SMC8950EM

TigerStack II 10/100/1000
24/48-Port Stackable Layer 3 Gigabit
Switch

Summary of Contents for 8926EM

Page 1: ...INSTALLATION GUIDE ta SMC8926EM SMC8950EM TigerStack II 10 100 1000 24 48 Port Stackable Layer 3 Gigabit Switch ...

Page 2: ...20 Mason Irvine CA 92618 Phone 949 679 8000 TigerStack II 10 100 1000 Installation Guide From SMC s Tiger line of feature rich workgroup LAN solutions August 2009 Pub 150200000054A E082009 MW R01 ...

Page 3: ...ted by implication or otherwise under any patent or patent rights of SMC SMC reserves the right to change specifications at any time without notice Copyright 2009 by SMC Networks Inc 20 Mason Irvine CA 92618 All rights reserved Printed in China Trademarks SMC is a registered trademark and EZ Switch TigerStack and TigerSwitch are trademarks of SMC Networks Inc Other product and company names are tr...

Page 4: ...Warranty and Product Registration To register SMC products and to review the detailed warranty statement please refer to the Support Section of the SMC Website at http www smc com ...

Page 5: ...cations not expressly approved by the party responsible for compliance could void your authority to operate the equipment You may use unshielded twisted pair UTP for RJ 45 connections Category 3 or better for 10 Mbps connections Category 5 or better for 100 Mbps connections Category 5 5e or 6 for 1000 Mbps connections For fiber optic connections you may use 50 125 or 62 5 125 micron multimode fibe...

Page 6: ...e fluctuation and flicker in low voltage supply system according to EN 61000 3 3 1995 Immunity Product family standard according to EN 55024 1998 Electrostatic Discharge according to EN 61000 4 2 1995 Contact Discharge 4 kV Air Discharge 8 kV Radio frequency electromagnetic field according to EN 61000 4 3 1996 80 1000 MHz with 1 kHz AM 80 Modulation 3 V m Electrical fast transient burst according ...

Page 7: ...ting the power cord from the outlet This unit operates under SELV Safety Extra Low Voltage conditions according to IEC 60950 The conditions are only maintained if the equipment to which it is connected also operates under SELV conditions France and Peru only This unit cannot be powered from IT supplies If your supplies are of IT type this unit must be powered by 230 V 2P T via an isolation transfo...

Page 8: ... cordon électrique au niveau de cette prise L appareil fonctionne à une tension extrêmement basse de sécurité qui est conforme à la norme IEC 60950 Ces conditions ne sont maintenues que si l équipement auquel il est raccordé fonctionne dans les mêmes conditions Power Cord Set U S A and Canada The cord set must be UL approved and CSA certified The minimum specifications for the flexible cord are No...

Page 9: ...äts kann nur durch Herausziehen des Gerätenetzkabels aus der Netzsteckdose unterbrochen werden Der Betrieb dieses Geräts erfolgt unter den SELV Bedingungen Sicherheitskleinstspannung gemäß IEC 60950 Diese Bedingungen sind nur gegeben wenn auch die an das Gerät angeschlossenen Geräte unter SELV Bedingungen betrieben werden Cordon électrique Il doit être agréé dans le pays d utilisation Etats Unis e...

Page 10: ...uß die SEV ASE 1011Bestimmungen ein halten Europe Das Netzkabel muß vom Typ HO3VVF3GO 75 Mindestanforderung sein und die Aufschrift HAR oder BASEC tragen Der Netzstecker muß die Norm CEE 7 7 erfüllen SCHUKO Warning This product does not contain any serviceable user parts Warning Installation and removal of the unit must be carried out by qualified personnel only Warning When connecting this device...

Page 11: ...vii Documentation All printed documentation for this product uses biodegradable paper that originates from sustained and managed forests The inks used in the printing process are non toxic ...

Page 12: ... important information or calls your attention to related features or instructions Caution Alerts you to a potential hazard that could cause loss of data or damage the system or equipment Warning Alerts you to a potential hazard that could cause personal injury Related Publication The following publication gives specific information on how to operate and use the management functions of the switch ...

Page 13: ... Extender Module LEDs 1 6 Features and Benefits 1 7 Connectivity 1 7 Expandability 1 7 Performance 1 7 Management 1 7 Chapter 2 Network Planning 2 1 Introduction to Switching 2 1 Application Examples 2 2 Collapsed Backbone 2 2 Network Aggregation Plan 2 3 Remote Connections with Fiber Cable 2 4 Making VLAN Connections 2 5 Using Layer 3 Routing 2 6 Application Notes 2 7 Chapter 3 Installing the Swi...

Page 14: ...y Rules 4 6 1000BASE T Cable Requirements 4 6 10 Gbps Ethernet Collision Domain 4 6 1000 Mbps Gigabit Ethernet Collision Domain 4 7 100 Mbps Fast Ethernet Collision Domain 4 7 10 Mbps Ethernet Collision Domain 4 7 Cable Labeling and Connection Records 4 8 Appendix A Troubleshooting A 1 Diagnosing Switch Indicators A 1 Diagnosing Power Problems with the LEDs A 1 Power and Cooling Problems A 2 Insta...

Page 15: ...ntents Appendix C Specifications C 1 Physical Characteristics C 1 Switch Features C 3 Management Features C 3 Standards C 3 Compliances C 4 Extender Modules C 4 10GBASE Extender Module XFP C 4 Glossary Index ...

Page 16: ...e Length 4 6 Table 4 4 Maximum 1000BASE T Gigabit Ethernet Cable Length 4 7 Table 4 5 Maximum 1000BASE SX Gigabit Ethernet Cable Length 4 7 Table 4 6 Maximum 1000BASE LX Gigabit Ethernet Cable Length 4 7 Table 4 7 Maximum 1000BASE LH Gigabit Ethernet Cable Length 4 7 Table 4 8 Maximum Fast Ethernet Cable Length 4 7 Table 4 9 Maximum Ethernet Cable Length 4 7 Table A 1 Troubleshooting Chart A 1 Tab...

Page 17: ...Figure 3 2 Attaching the Brackets 3 3 Figure 3 3 Installing the Switch in a Rack 3 4 Figure 3 4 Attaching the Adhesive Feet 3 4 Figure 3 5 Installing an Optional Module 3 5 Figure 3 6 Inserting an SFP Transceiver into a Slot 3 6 Figure 3 7 Making Stacking Connections 3 7 Figure 3 8 Power Socket 3 8 Figure 3 9 Serial Port RJ 45 Pin Out 3 9 Figure 4 1 Making Twisted Pair Connections 4 2 Figure 4 2 N...

Page 18: ...xiv Figures ...

Page 19: ...ly performing networks by segregating them into separate broadcast domains with IEEE 802 1Q compliant VLANs empowers multimedia applications with multicast switching and CoS services and eliminates conventional router bottlenecks These switches can be used to augment or completely replace slow legacy routers off loading local IP traffic to release valuable resources for non IP routing or WAN acces...

Page 20: ...s that enable up to eight units to be connected together through a 48 Gbps stack backplane The switch stack can be managed from a master unit using a single IP address These switches also include two slots on the rear panel for slide in single port 10GBASE modules with XFP transceivers Network Management Options These switches contain a comprehensive array of LEDs for at a glance monitoring of net...

Page 21: ...ly performing networks by segregating them into separate broadcast domains with IEEE 802 1Q compliant VLANs empowers multimedia applications with multicast switching and CoS services and eliminates conventional router bottlenecks These switches can be used to augment or completely replace slow legacy routers off loading local IP traffic to release valuable resources for non IP routing or WAN acces...

Page 22: ...perating normally Amber Internal power supply failure Off Power off or failure Diag Flashing Green System self diagnostic test in progress Green System self diagnostic test successfully completed Amber System self diagnostic test has detected a fault RPS Green Redundant power supply is receiving power Amber Fault in redundant power supply including thermal or fan failure Off Redundant power supply...

Page 23: ...nit of the stack system is initializing Amber Switch is operating as a Slave unit in the stack Flashing Amber System in Master arbitration election state Off System in standalone mode Stack Link Green Uplink and downlink operating normally Flashing Green Uplink has failed Flashing Amber Downlink has failed Off No stacking link present Module Green An expansion module is installed and operating nor...

Page 24: ... communication mode half or full duplex if this feature is supported by the attached device otherwise the port can be configured manually RJ 45 10 100 1000BASE T ports support auto MDI MDI X pinout selection Unshielded UTP cable supported on all RJ 45 ports Category 3 or better for 10 Mbps connections Category 5 or better for 100 Mbps connections and Category Category 5 5e 6 or better for 1000 Mbp...

Page 25: ...l of 16K MAC address entries and 2K IPv4 address entries or 1K IPv6 address entries Provides store and forward switching for intra VLAN traffic and IP routing for inter VLAN traffic Supports wire speed switching at layer 2 and wire speed routing at layer 3 Broadcast storm control Management At a glance LEDs for easy troubleshooting Network management agent Manages switch or entire stack in band or...

Page 26: ...Introduction 1 8 1 ...

Page 27: ... experiencing congestion server power user or hub can be attached directly to a switched port And by using full duplex mode the bandwidth of the dedicated segment can be doubled to maximize throughput When networks are based on repeater hub technology the distance between end stations is limited by a maximum hop count However a switch turns the hop count back to zero So subdividing the network int...

Page 28: ...ations or servers You can easily build on this basic configuration adding direct full duplex connections to workstations or servers When the time comes for further expansion just connect to another hub or switch using one of the Gigabit Ethernet ports built into the front panel a Gigabit Ethernet port on a plug in SFP transceiver or a 10G transceiver on an optional module In the figure below the 4...

Page 29: ...idged node increasing overall bandwidth and throughput In the figure below the 10 100 1000BASE T ports in a stack of 48 port Gigabit Ethernet switches are providing 1000 Mbps connectivity through stackable switches In addition the switches are also connecting several servers at 10 Gbps Figure 2 2 Network Aggregation Plan Servers 1 Gbps Full Duplex Workstations 100 Mbps Full Duplex Workstations 10 ...

Page 30: ...speed connection between floors in the same building and a 10GBASE LR module can be used for high bandwidth core connections between buildings in a campus setting For long haul connections a 1000BASE LH SFP transceiver can be used to reach another site up to 70 kilometers away The figure below illustrates three Gigabit Ethernet switch stacks interconnecting multiple segments with fiber cable Figur...

Page 31: ...links These switches also support multiple spanning trees which allow VLAN groups to maintain a more stable path between all VLAN members This can reduce the overall amount of protocol traffic crossing the network and provide a shorter reconfiguration time if any link in the spanning tree fails At Layer 3 VLANs are used to create an IP interface where one or more ports are assigned to the same IP ...

Page 32: ...cept for a router to handle non IP protocols and a gateway router linked to the WAN Just assign an IP address to any VLANs that need to communicate The switches will continue to segregate Layer 2 traffic based on VLANs but will now provide inter VLAN connections for IP applications The switches will perform IP routing for specified VLAN groups a directly connected subnetwork a remote IP subnetwork...

Page 33: ...terconnect distinct VLANs or IP subnets you can take advantage of the wire speed Layer 3 routing provided by these switches 3 As a general rule the length of fiber optic cable for a single switched link should not exceed 1000BASE SX 550 m 1805 ft for multimode fiber 1000BASE LX 5 km 3 1 miles for single mode fiber 1000BASE LH 70 km 43 5 miles for single mode fiber 10GBASE SR 300 m 984 ft for multi...

Page 34: ...2 8 Network Planning 2 ...

Page 35: ... sure that the unit is connected to a separate grounded power outlet that provides 100 to 240 VAC 50 to 60 Hz is within 2 m 6 6 feet of each device and is powered from an independent circuit breaker As with any equipment using a filter or surge suppressor is recommended Ethernet Cabling To ensure proper operation when installing the switches into a network make sure that the current cables are sui...

Page 36: ...M Four adhesive foot pads Bracket Mounting Kit containing two brackets and eight screws for attaching the brackets to the switch Power cord either US Continental Europe or UK Console cable RJ 45 to RS 232 This Installation Guide Management Guide CD Optional Rack Mounting Equipment If you plan to rack mount the switches be sure to have the following equipment available Four mounting screws for each...

Page 37: ...at the rack environment temperature is within the specified operating temperature range See page C 2 Mechanical Loading Do not place any equipment on top of a rack mounted unit Circuit Overloading Be sure that the supply circuit to the rack assembly is not overloaded Grounding Rack mounted equipment should be properly grounded Particular attention should be given to supply connections other than d...

Page 38: ...hapter 4 If installing multiple switches mount them in the rack one below the other in any order 5 If also installing an RPS mount it in the rack below the other devices Desktop or Shelf Mounting 1 Attach the four adhesive feet to the bottom of the first switch Figure 3 4 Attaching the Adhesive Feet 2 Set the device on a flat surface near an AC power source making sure there are at least two inche...

Page 39: ...ove the blank metal plate or a previously installed module from the appropriate slot by removing the two screws with a flat head screwdriver 2 Before opening the package that contains the module touch the bag to the switch casing to discharge any potential static electricity Also it is recommended to use an ESD wrist strap during installation 3 Remove the module from the anti static shielded bag 4...

Page 40: ...nsceiver type 2 Insert the transceiver with the optical connector facing outward and the slot connector facing down Note that SFP transceivers are keyed so they can only be installed in one orientation 3 Slide the SFP transceiver into the slot until it clicks into place Note SFP transceivers are hot swappable The switch does not need to be powered off before installing or removing a transceiver Ho...

Page 41: ...p and bottom switches forming a ring or closed loop The closed loop cable provides a redundant path for the stack link so if one link fails stack communications can still be maintained Figure 3 7 illustrates a ring topology stacking configuration To connect up to eight switches in a stack perform the following steps 1 Plug one end of the stack cable ordered separately in the Down right port of the...

Page 42: ... stack segments The Master unit will be either the unit with the Master button depressed or the unit with the lowest MAC address if the Master button is not depressed on any unit When the stack reboots and resumes operations note that the IP address will be the same for both of the stack segments To resolve the conflicting IP addresses you should manually replace the failed link or unit as soon as...

Page 43: ...uration The on board configuration program can be accessed from a terminal or a PC running a terminal emulation program The pin assignments used to connect to the serial port are provided in the following table Figure 3 9 Serial Port RJ 45 Pin Out Wiring Map for Serial Cable The serial port s configuration requirements are as follows Default Baud rate 9 600 bps Character Size 8 Characters Parity N...

Page 44: ...3 10 Installing the Switch 3 ...

Page 45: ...t both ends Use Category 5 5e or 6 cable for 1000BASE T connections Category 5 or better for 100BASE TX connections and Category 3 or better for 10BASE T connections Cabling Guidelines The RJ 45 ports on the switch support automatic MDI MDI X pinout configuration so you can use standard straight through twisted pair cables to connect to any other network device PCs servers switches routers or hubs...

Page 46: ...ion is made the Link LED on the switch corresponding to each port will light green 1000 Mbps or amber 10 100 Mbps to indicate that the connection is valid Network Wiring Connections Today the punch down block is an integral part of many of the newer equipment racks It is actually part of the patch panel Instructions for making connections in the wiring closet with this type of equipment follows 1 ...

Page 47: ...ation However you should never look directly at a transmit port when it is powered on Note When selecting a fiber SFP device considering safety please make sure that it can function at a temperature that is not less than the recommended maximum operational temperature of the product You must also use an approved Laser Class 1 SFP transceiver 1 Remove and keep the LC port s rubber cover When not co...

Page 48: ...ptic Connections An optional 10 Gigabit transceiver XFP can be used for a backbone connection between switches Single mode fiber ports require 9 125 micron single mode fiber optic cable Multimode fiber optic ports require 50 125 or 62 5 125 micron multimode fiber optic cable Each fiber optic cable must have an LC connector attached at both ends Warning These switches use lasers to transmit signals...

Page 49: ...smitted through the cable and lead to degraded performance on the port 3 Connect one end of the cable to the LC port on the switch and the other end to the LC port on the other device Since LC connectors are keyed the cable can be attached in only one orientation Figure 4 4 Connecting to an XFP Transceiver 4 As a connection is made check the Link LED on the module to be sure that the connection is...

Page 50: ... Category 5 Therefore the first step in preparing existing Category 5 cabling for running 1000BASE T is a simple test of the cable installation to be sure that it complies with the IEEE 802 3 2005 standards 10 Gbps Ethernet Collision Domain Table 4 1 Maximum 10GBASE SR 10 Gigabit Ethernet Cable Length Fiber Size Fiber Bandwidth Maximum Cable Length Connector 62 5 125 micron single mode fiber 160 M...

Page 51: ...00 MHz km 2 500 m 7 1641 ft LC 500 MHz km 2 550 m 7 1805 ft LC Table 4 6 Maximum 1000BASE LX Gigabit Ethernet Cable Length Fiber Size Fiber Bandwidth Maximum Cable Length Connector 9 125 micron single mode fiber N A 2 m 5 km 7 ft 3 2 miles LC Table 4 7 Maximum 1000BASE LH Gigabit Ethernet Cable Length Fiber Size Fiber Bandwidth Maximum Cable Length Connector 9 125 micron single mode fiber N A 2 m ...

Page 52: ...abel the opposing ends of each cable Using your building s floor plans draw a map of the location of all network connected equipment For each piece of equipment identify the devices to which it is connected Note the length of each cable and the maximum cable length supported by the switch ports For ease of understanding use a location based key when assigning prefixes to your cable labeling Use se...

Page 53: ...ink LED is Flashing Green Amber The uplink downlink has failed For the indicated stack link check that the stacking cables are properly connected Replace the stacking cable if necessary Power cycle the switch to try and clear the condition Link LED is Off Verify that the switch and attached device are powered on Be sure the cable is plugged into both the switch and corresponding device Verify that...

Page 54: ...here you are sure that all the other components are functioning properly In Band Access You can access the management agent in the switch from anywhere within the attached network using Telnet a Web browser or other network management software tools However you must first configure the switch with a valid IP address subnet mask and default gateway If you have trouble establishing a link to the man...

Page 55: ...k connections If any changes occur to a slave unit such as unit failure or insertion of a new unit operation of the other units in the stack are not affected On the other hand if the master unit fails the unit with the lowest MAC address is elected as the new master The stack reboots discovers the new stack topology assigns identifiers to each unit and checks the software images on each unit This ...

Page 56: ...A 4 Troubleshooting A ...

Page 57: ...are numbered Be sure to hold the connectors in the same orientation when attaching the wires to the pins Figure B 1 RJ 45 Connector Pin Numbers 10BASE T 100BASE TX Pin Assignments Use unshielded twisted pair UTP or shielded twisted pair STP cable for RJ 45 connections 100 ohm Category 3 4 or 5 cable for 10 Mbps connections or 100 ohm Category 5 cable for 100 Mbps connections Also be sure that the ...

Page 58: ...is labeled with an X MDI a crossover must be implemented in the wiring When auto negotiation is enabled for any RJ 45 port on these switches you can use either straight through or crossover cable to connect to any device type Table B 1 10 100BASE TX MDI and MDI X Port Pinouts Pin MDI Signal Name MDI X Signal Name 1 Transmit Data plus TD Receive Data plus RD 2 Transmit Data minus TD Receive Data mi...

Page 59: ...e sure that the length of any twisted pair connection does not exceed 100 meters 328 feet Table B 2 1000BASE T MDI and MDI X Port Pinouts Pin MDI Signal Name MDI X Signal Name 1 Bi directional Pair A Plus BI_DA Bi directional Pair B Plus BI_DB 2 Bi directional Pair A Minus BI_DA Bi directional Pair B Minus BI_DB 3 Bi directional Pair B Plus BI_DB Bi directional Pair A Plus BI_DA 4 Bi directional P...

Page 60: ...t can be applied to try and correct the problem 1 Replace any Category 5 patch cables with high performance Category 5e or Category 6 cables 2 Reduce the number of connectors used in the link 3 Reconnect some of the connectors in the link Fiber Standards The International Telecommunication Union ITU T has standardized various fiber types for data networks These are summarized in the following tabl...

Page 61: ... micron core Extended long haul applications Optimized for high power transmission in the 1500 to 1600 nm region with low loss in the 1550 nm band G 655 Non Zero Dispersion Shifted FiberSingle mode 9 125 micron core Extended long haul applications Optimized for high power dense wavelength division multiplexing DWDM operation in the region from 1500 to 1600 nm Table B 3 Fiber Standards ITU T Standa...

Page 62: ...B 6 Cables B ...

Page 63: ...1 24 48 RJ 45 connector auto MDI X 10BASE T RJ 45 100 ohm UTP cable Category 3 or better 100BASE TX RJ 45 100 ohm UTP cable Category 5 or better 1000BASE T RJ 45 100 ohm UTP or STP cable Category 5 5e or 6 Maximum Cable Length 100 m 328 ft Buffer Architecture SMC8926EM 2 Mbytes SMC8950EM 4 Mbytes Aggregate Bandwidth SMC8926EM 138 Gbps SMC8950EM 186 Gbps Switching Database 16K MAC address entries 1...

Page 64: ...nt power supply Power Consumption SMC8926EM 49 6 Watts without expansion modules 63 96 Watts with two expansion modules SMC8950EM 98 16 Watts without expansion modules 104 16 Watts with two expansion modules Maximum Current SMC8926EM 0 58 A 110 VAC without expansion modules 0 74 A 110 VAC with two expansion XFP modules 0 312 A 240 VAC without expansion modules 0 375 A 240 VAC with two expansion XF...

Page 65: ...SH or SNMP manager Out of Band Management RS 232 RJ 45 console port Software Loading TFTP in band or XModem out of band Standards IEEE 802 3 2005 Ethernet Fast Ethernet Gigabit Ethernet Full duplex flow control IEEE 802 3ae 10 Gigabit Ethernet IEEE 802 1D Spanning Tree Protocol IEEE 802 1w Rapid Spanning Tree Protocol IEEE 802 1s Multiple Spanning Tree Protocol IEEE 802 1Q Virtual LAN ISO IEC 8802...

Page 66: ... 61000 3 2 3 Immunity EN 61000 4 2 3 4 5 6 8 11 Safety UL 60950 1 CSA 60950 1 IEC 60950 1 EN 60950 1 Extender Modules 10GBASE Extender Module XFP Ports 1 slot for 10GBASE XFP transceiver Communication Speed 10 Gbps Communication Mode Full duplex Network Interface XFP slot Standards IEEE 802 3ae 10 Gigabit Ethernet ...

Page 67: ...cification for Gigabit Ethernet over two strands of 50 125 or 62 5 125 micron core fiber cable 1000BASE T IEEE 802 3ab specification for Gigabit Ethernet over 100 ohm Category 5 5e or 6 twisted pair cable using all four wire pairs 10GBASE ER IEEE 802 3ae specification for 10 Gigabit Ethernet over two strands of 9 125 micron core single mode fiber cable 10GBASE LR IEEE 802 3ae specification for 10 ...

Page 68: ...employed by Ethernet Fast Ethernet or Gigabit Ethernet End Station A workstation server or other device that does not forward traffic Ethernet A network communication system developed and standardized by DEC Intel and Xerox using baseband transmission CSMA CD access logical bus topology and coaxial cable The successor IEEE 802 3 standard provides for integration into the OSI model and extends the ...

Page 69: ...s CSMA CD access method and physical layer specifications for 1000BASE Gigabit Ethernet Now incorporated in IEEE 802 3 2005 LAN Segment Separate LAN or collision domain LED Light emitting diode used for monitoring a device or network condition Local Area Network LAN A group of interconnected computer and support devices Media Access Control MAC A portion of the networking protocol that governs acc...

Page 70: ... that are on separate collision domains or LAN segments TIA Telecommunications Industry Association Transmission Control Protocol Internet Protocol TCP IP Protocol suite that includes TCP as the primary transport protocol and IP as the network layer protocol UTP Unshielded twisted pair cable Virtual LAN VLAN A Virtual LAN is a collection of network nodes that share the same collision domain regard...

Page 71: ...kets attaching 3 3 buffer size C 1 C cable Ethernet cable compatibility 3 1 labeling and connection records 4 8 lengths 4 6 cleaning fiber terminators 4 3 4 5 compliances EMC C 4 safety C 4 connectivity rules 10 Gbps 4 6 10 Mbps 4 7 100 Mbps 4 7 1000 Mbps 4 7 console port pin assignments 3 9 contents of package 3 2 cooling problems A 2 cord sets international 3 8 D DC input 1 5 desktop mounting 3 ...

Page 72: ...age contents 3 2 pin assignments B 1 1000BASE T B 3 10BASE T 100BASE TX B 1 console port 3 9 ports connecting to 4 1 power connecting to 3 8 problems troubleshooting A 1 R rear panel receptacles 1 5 redundant power unit 1 5 RJ 45 port 1 3 connections 4 1 pinouts B 3 RPU connecting 3 9 installing in a rack 3 4 installing on a desktop 3 5 optional redundant power unit 1 5 rubber foot pads attaching ...

Page 73: ...Index Index 3 V VLANs routing 2 6 tagging 2 5 W web based management 1 2 ...

Page 74: ...Index Index 4 ...

Page 75: ......

Page 76: ...20 Mason Irvine CA 92618 Phn 949 679 8000 www smc com 150200062800A R02 150200000054A R01 SMC8926EM SMC8950EM ...

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