Getting Started Guide
Page 4
... Correct Cables for the 1000BASE-X SFP Ports 37 SFP Operation 38 Approved SFP Transceivers 38 Inserting an SFP Transceiver 39 Removing an SFP Transceiver 40 Packing and Shipping the Switch 4500 40 3 SETTING UP FOR MANAGEMENT Methods of Managing a Switch 42 Command Line Interface Management 42 Command Line Interface Management using SSH 43 Web Interface Management 43 SNMP Management 43...
... Correct Cables for the 1000BASE-X SFP Ports 37 SFP Operation 38 Approved SFP Transceivers 38 Inserting an SFP Transceiver 39 Removing an SFP Transceiver 40 Packing and Shipping the Switch 4500 40 3 SETTING UP FOR MANAGEMENT Methods of Managing a Switch 42 Command Line Interface Management 42 Command Line Interface Management using SSH 43 Web Interface Management 43 SNMP Management 43...
Getting Started Guide
Page 5
... IP Information 53 Using 3Com Network Director 54 Connecting to the Console Port 54 Setting Up Command Line Interface Management 56 User Interface Overview 56 CLI Management via the Console Port 56 CLI Management over the Network 56 Setting Up Command Line Interface Management using SSH 57 Setting Up Web Interface Management 58 Pre-requisites 58... Executable File 76 Upgrading from the Command Line Interface 76 Introduction 76 Backup 78 TFTP 78 FTP (via a network port) 80 XModem (via the console cable) 81
... IP Information 53 Using 3Com Network Director 54 Connecting to the Console Port 54 Setting Up Command Line Interface Management 56 User Interface Overview 56 CLI Management via the Console Port 56 CLI Management over the Network 56 Setting Up Command Line Interface Management using SSH 57 Setting Up Web Interface Management 58 Pre-requisites 58... Executable File 76 Upgrading from the Command Line Interface 76 Introduction 76 Backup 78 TFTP 78 FTP (via a network port) 80 XModem (via the console cable) 81
Getting Started Guide
Page 6
... Sicurezza 105 Wa¿ne informacje o zabezpieczeniach 108 B PIN-OUTS Null Modem Cable 111 PC-AT Serial Cable 111 Modem Cable 112 Ethernet Port RJ-45 Pin Assignments 112 C TECHNICAL SPECIFICATIONS Switch 4500 (26 Port) 115 Switch 4500 (50 Port) 116 Switch 4500 PWR (26 Port) 117 Switch 4500 PWR (50 Port) 118 RPS 119 Earthing Lead 119 Upgrading from the...
... Sicurezza 105 Wa¿ne informacje o zabezpieczeniach 108 B PIN-OUTS Null Modem Cable 111 PC-AT Serial Cable 111 Modem Cable 112 Ethernet Port RJ-45 Pin Assignments 112 C TECHNICAL SPECIFICATIONS Switch 4500 (26 Port) 115 Switch 4500 (50 Port) 116 Switch 4500 PWR (26 Port) 117 Switch 4500 PWR (50 Port) 118 RPS 119 Earthing Lead 119 Upgrading from the...
Getting Started Guide
Page 16
...:Green = Full Duplex, Yellow = Half Duplex Power:Green = Deliverng Power. These are shielded RJ-45 data sockets. Either shielded or unshielded data cables with two 1000BASE-T SFP transceivers in last two ports) WARNING: RJ-45 Ports. They cannot be connected to these sockets. front view Port Status ... traditional telephone sockets, or to connect the unit to these data sockets. Yellow=Fault, Flashing Green=Over Budget 10/100BASE-TX Ports Console Port 3CR17572-91 SuperStack 3 Switch 4500 PWR 50-Port Unit LED PWR LED Mode LED Mode Green=Speed Yellow=Duplex Flashing=PoE 49 50 51/49...
...:Green = Full Duplex, Yellow = Half Duplex Power:Green = Deliverng Power. These are shielded RJ-45 data sockets. Either shielded or unshielded data cables with two 1000BASE-T SFP transceivers in last two ports) WARNING: RJ-45 Ports. They cannot be connected to these sockets. front view Port Status ... traditional telephone sockets, or to connect the unit to these data sockets. Yellow=Fault, Flashing Green=Over Budget 10/100BASE-TX Ports Console Port 3CR17572-91 SuperStack 3 Switch 4500 PWR 50-Port Unit LED PWR LED Mode LED Mode Green=Speed Yellow=Duplex Flashing=PoE 49 50 51/49...
Getting Started Guide
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...you the flexibility of using copper Ethernet cabling. Gigabit Ports The Switch 4500 26 Port has two 1000BASE-X SFP ports and two 10/100/1000BASE-T ports, which auto-negotiation is...3Com recommends these ports to provide connectivity between the Switch and remote 1000 Mbps workgroups. Alternatively, auto-negotiation can be enabled at any of -band management. These also are : Port 49 with these switches... 100BASE-TX Ports The Switch 4500 has 24 or 48 auto-negotiating 10BASE-T/100BASE-TX ports configured as two pairs of the switches (27/28 or 51/52). The Switch 4500 50 Port, 50 Port...
...you the flexibility of using copper Ethernet cabling. Gigabit Ports The Switch 4500 26 Port has two 1000BASE-X SFP ports and two 10/100/1000BASE-T ports, which auto-negotiation is...3Com recommends these ports to provide connectivity between the Switch and remote 1000 Mbps workgroups. Alternatively, auto-negotiation can be enabled at any of -band management. These also are : Port 49 with these switches... 100BASE-TX Ports The Switch 4500 has 24 or 48 auto-negotiating 10BASE-T/100BASE-TX ports configured as two pairs of the switches (27/28 or 51/52). The Switch 4500 50 Port, 50 Port...
Getting Started Guide
Page 24
... backshell (3CR17571-91 and 3CR17572-91 only) ■ RPS Connector Cable Tie ■ Earthing Lead ■ 2 x Front securing brackets ■ 4 x Screws ■ 2 x Back securing brackets and 2 x Screws (3CR17571-91 and 3CR17572-91 only) ■ 4 x Rubber feet 24 CHAPTER 2: INSTALLING THE SWITCH AVVERTENZA: Informazioni.... OSTRZEŻENIE: Informacje o zabezpieczeniach. Prima di installare o rimuovere qualsiasi componente dal Switch 4500 o di eseguire qualsiasi procedura di manutenzione, leggere le informazioni di sicurezza riportate nell'Appendice A della presente guida per l'utente.
... backshell (3CR17571-91 and 3CR17572-91 only) ■ RPS Connector Cable Tie ■ Earthing Lead ■ 2 x Front securing brackets ■ 4 x Screws ■ 2 x Back securing brackets and 2 x Screws (3CR17571-91 and 3CR17572-91 only) ■ 4 x Rubber feet 24 CHAPTER 2: INSTALLING THE SWITCH AVVERTENZA: Informazioni.... OSTRZEŻENIE: Informacje o zabezpieczeniach. Prima di installare o rimuovere qualsiasi componente dal Switch 4500 o di eseguire qualsiasi procedura di manutenzione, leggere le informazioni di sicurezza riportate nell'Appendice A della presente guida per l'utente.
Getting Started Guide
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...may be connected easily. ■ Water or moisture cannot enter the case of the Switch. ■ Air flow is not restricted around the Switch or through the vents in the side of the Switch. 3Com recommends that you provide a minimum of one another, if the units are free-standing.... ■ The Switch is situated away from dust as radios, transmitters and broadband amplifiers. ■ power lines and fluorescent lighting fixtures ■ The Switch is accessible and cables can be ...
...may be connected easily. ■ Water or moisture cannot enter the case of the Switch. ■ Air flow is not restricted around the Switch or through the vents in the side of the Switch. 3Com recommends that you provide a minimum of one another, if the units are free-standing.... ■ The Switch is situated away from dust as radios, transmitters and broadband amplifiers. ■ power lines and fluorescent lighting fixtures ■ The Switch is accessible and cables can be ...
Getting Started Guide
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... by using incorrect screws invalidates your Switch 4500: 1 Place the Switch the right way up on a hard flat surface, with the front facing towards you. 2 Locate a mounting bracket over the mounting holes on one side of the front of the Switch. 5 Insert the Switch into the 19-inch rack and... secure with suitable screws (not provided). Ensure that ventilation holes are not obstructed. 6 Connect network cabling. Figure 7 Fitting a front bracket for the other side of the Switch, as shown in most standard 19-inch racks. You must use the screws supplied with a suitable screwdriver. ...
... by using incorrect screws invalidates your Switch 4500: 1 Place the Switch the right way up on a hard flat surface, with the front facing towards you. 2 Locate a mounting bracket over the mounting holes on one side of the front of the Switch. 5 Insert the Switch into the 19-inch rack and... secure with suitable screws (not provided). Ensure that ventilation holes are not obstructed. 6 Connect network cabling. Figure 7 Fitting a front bracket for the other side of the Switch, as shown in most standard 19-inch racks. You must use the screws supplied with a suitable screwdriver. ...
Getting Started Guide
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... and tighten with suitable screws (not provided). Rack-mounting 27 Rack Mounting the To rack mount the back of your Switch 4500 (PWR only): Back of the Switch, as shown in Figure 8. The bracket has two mounting positions depending on one side of the rear of your...bracket over the mounting holes on the rack depth. Figure 8 Fitting a rear rail bracket for rack-mounting 4 Insert the Switch into the 19-inch rack and secure with a suitable screwdriver. 3 Repeat steps 1 and 2 for the other rear securing bracket. Ensure that ventilation holes are not obstructed. 5 Connect network cabling.
... and tighten with suitable screws (not provided). Rack-mounting 27 Rack Mounting the To rack mount the back of your Switch 4500 (PWR only): Back of the Switch, as shown in Figure 8. The bracket has two mounting positions depending on one side of the rear of your...bracket over the mounting holes on the rack depth. Figure 8 Fitting a rear rail bracket for rack-mounting 4 Insert the Switch into the 19-inch rack and secure with a suitable screwdriver. 3 Repeat steps 1 and 2 for the other rear securing bracket. Ensure that ventilation holes are not obstructed. 5 Connect network cabling.
Getting Started Guide
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... Redundant Power Supply to your Switch 4500 PWR 29 WARNING: Any RPS must be approved as removing the AC mains cable when the RPS is powered from the mains supply unit, a failure of a PoE Switch can be used to supplement ...increase the availability of all PoE devices on page 115. Table 8 below, outlines the behavior of the Switch when changes occur to further increase the availability of a DC power failure. ■ DC only - .... ■ AC Mains and -48V DC (primary supply) - The Switch 4500 PWR units can be added to the DC power by connecting both the AC and DC RPS supplies to the...
... Redundant Power Supply to your Switch 4500 PWR 29 WARNING: Any RPS must be approved as removing the AC mains cable when the RPS is powered from the mains supply unit, a failure of a PoE Switch can be used to supplement ...increase the availability of all PoE devices on page 115. Table 8 below, outlines the behavior of the Switch when changes occur to further increase the availability of a DC power failure. ■ DC only - .... ■ AC Mains and -48V DC (primary supply) - The Switch 4500 PWR units can be added to the DC power by connecting both the AC and DC RPS supplies to the...
Getting Started Guide
Page 31
... the power rating of AC mains power. 3Com's RPS solution uses -48V DC power distribution. Table 10 Switch 4500 Circuit Breaker and Cable Ratings Non PoE PoE Circuit Breaker Minimum 2-Core Cable Diameter 6A C type 18 AWG (solid or stranded cable) 25A C type 12 AWG (solid or stranded cable) WARNING: RPS Manufacturers recommendations must be matched to the...
... the power rating of AC mains power. 3Com's RPS solution uses -48V DC power distribution. Table 10 Switch 4500 Circuit Breaker and Cable Ratings Non PoE PoE Circuit Breaker Minimum 2-Core Cable Diameter 6A C type 18 AWG (solid or stranded cable) 25A C type 12 AWG (solid or stranded cable) WARNING: RPS Manufacturers recommendations must be matched to the...
Getting Started Guide
Page 32
... socket in the open (off) position when connecting the cable to the RPS and the cable and connector to the Switch. NULL ~100-240V;50/60Hz;1.0A -48 -60V;2.0A NULL -48 -60V;2 0A Null Pinout - + Cable Tie When the RPS is connected to the Switch, the circuit breaker in the RPS can be powered by...
... socket in the open (off) position when connecting the cable to the RPS and the cable and connector to the Switch. NULL ~100-240V;50/60Hz;1.0A -48 -60V;2.0A NULL -48 -60V;2 0A Null Pinout - + Cable Tie When the RPS is connected to the Switch, the circuit breaker in the RPS can be powered by...
Getting Started Guide
Page 33
...connected. If, for example, the Switch is used to connect a 3Com 11 Mbps Wireless LAN Access Point 8500 to the device, providing that accompanies your Switch 4500 PWR 33 The -48V DC power will take priority over a Category 5 or Category 5e Ethernet cable. There is a self-configuring protocol....which has its power supplied over its 10/100 ports over the AC mains and will supply the power required to the network, then only a Alternatively use the earthing cable specification as shown in Appendix C on the Switch, the Switch will power the Switch if it is connected. RPS supply...
...connected. If, for example, the Switch is used to connect a 3Com 11 Mbps Wireless LAN Access Point 8500 to the device, providing that accompanies your Switch 4500 PWR 33 The -48V DC power will take priority over a Category 5 or Category 5e Ethernet cable. There is a self-configuring protocol....which has its power supplied over its 10/100 ports over the AC mains and will supply the power required to the network, then only a Alternatively use the earthing cable specification as shown in Appendix C on the Switch, the Switch will power the Switch if it is connected. RPS supply...
Getting Started Guide
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...The Switch 4500 supports 3Com 802.3af equipment. Apply the feet to provide both power and network connectivity. ■ Increased Reliability - If you are placing Switch units one on Power over Ethernet, refer to the Power over Ethernet management is required to the underside of each Switch, ... Placing Units On Top of Each Other If the Switch units are mixing a variety of the other , ensuring that accompanies your Switch 4500. Place the Switch units on the lower unit. 34 CHAPTER 2: INSTALLING THE SWITCH network cable is available using the web interface or the command line...
...The Switch 4500 supports 3Com 802.3af equipment. Apply the feet to provide both power and network connectivity. ■ Increased Reliability - If you are placing Switch units one on Power over Ethernet, refer to the Power over Ethernet management is required to the underside of each Switch, ... Placing Units On Top of Each Other If the Switch units are mixing a variety of the other , ensuring that accompanies your Switch 4500. Place the Switch units on the lower unit. 34 CHAPTER 2: INSTALLING THE SWITCH network cable is available using the web interface or the command line...
Getting Started Guide
Page 35
... capability. The PWR LED will flash green during the POST. Switch 4500 1 Plug the power cord into the power socket at the rear of the Switch. 2 Plug the other end of the ports on the Switch are Auto-MDIX, that your Switch is operating correctly. Powering-up and operating normally. These ports... can make sure that is powered-up the Use the following sections describe how to one minute. Choosing the Correct Cables All of the power cord into your Switch 4500 powered-up and ready for the LED. When the POST has completed, check the PWR LED to make a connection to...
... capability. The PWR LED will flash green during the POST. Switch 4500 1 Plug the power cord into the power socket at the rear of the Switch. 2 Plug the other end of the ports on the Switch are Auto-MDIX, that your Switch is operating correctly. Powering-up and operating normally. These ports... can make sure that is powered-up the Use the following sections describe how to one minute. Choosing the Correct Cables All of the power cord into your Switch 4500 powered-up and ready for the LED. When the POST has completed, check the PWR LED to make a connection to...
Getting Started Guide
Page 36
...Switch using a Category 5E or Category 6 cable, 3Com recommends that you need to a grounded port before connecting network equipment. You can create a grounded port by connecting all the Switch ports are configured as MDIX (cross-over Cable Straight-through Cable Switch to Switch (MDIX to MDIX) ✓ ✕ Switch... to a female RJ-45 connector located, for example, on 10/100 ports only. The RJ-45 connector is 100 m (328 ft.). WARNING: The Switch 4500 PWR supports Power over cable. If auto-negotiation is enabled. the maximum segment length for Ethernet...
...Switch using a Category 5E or Category 6 cable, 3Com recommends that you need to a grounded port before connecting network equipment. You can create a grounded port by connecting all the Switch ports are configured as MDIX (cross-over Cable Straight-through Cable Switch to Switch (MDIX to MDIX) ✓ ✕ Switch... to a female RJ-45 connector located, for example, on 10/100 ports only. The RJ-45 connector is 100 m (328 ft.). WARNING: The Switch 4500 PWR supports Power over cable. If auto-negotiation is enabled. the maximum segment length for Ethernet...
Getting Started Guide
Page 37
... . Table 14 shows the range for the 1000BASE-X SFP Ports The 1000BASE-SX SFP transceiver supports a direct connection to a multi-mode fiber-optic cable. The Power-up to 100 m (328 ft). km) 62.5 160 2m - 220m (6.6 ft - 721.8 ft) 62.5 200 2m - 275m (6.6 ft - 902.3 ft) 50 400 2m - 500m (6.6 ft - 1640... (6.6 ft - 1804.6 ft) 62.5 500 2m - 550m (6.6 ft - 1804.6 ft) 50 400 2m - 550m (6.6 ft - 1804.6 ft) 50 500 2m - 550m (6.6 ft - 1804.6 ft) 9 - 2m - 10,000m (6.6 ft - 32, 810 ft) 9 core - 2m - 70 km (6.6 ft - 43 miles)
... . Table 14 shows the range for the 1000BASE-X SFP Ports The 1000BASE-SX SFP transceiver supports a direct connection to a multi-mode fiber-optic cable. The Power-up to 100 m (328 ft). km) 62.5 160 2m - 220m (6.6 ft - 721.8 ft) 62.5 200 2m - 275m (6.6 ft - 902.3 ft) 50 400 2m - 500m (6.6 ft - 1640... (6.6 ft - 1804.6 ft) 62.5 500 2m - 550m (6.6 ft - 1804.6 ft) 50 400 2m - 550m (6.6 ft - 1804.6 ft) 50 500 2m - 550m (6.6 ft - 1804.6 ft) 9 - 2m - 10,000m (6.6 ft - 32, 810 ft) 9 core - 2m - 70 km (6.6 ft - 43 miles)
Getting Started Guide
Page 38
...-T) ■ 3CSFP97 SFP (1000BASE-LH70) Each Switch 4500 has two dual-personality ports for copper or flexible fiber connectivity. The Switch 4500 26 port has built-in 10/100/1000BASE-T ports. For the other switches, two 3CSFP93-4500 1000BASE-T SFPs are supplied: for the Switch 4500 50 port (ports 27/28) and for the Switch 4500 PWR 26 and 50 port (ports...
...-T) ■ 3CSFP97 SFP (1000BASE-LH70) Each Switch 4500 has two dual-personality ports for copper or flexible fiber connectivity. The Switch 4500 26 port has built-in 10/100/1000BASE-T ports. For the other switches, two 3CSFP93-4500 1000BASE-T SFPs are supplied: for the Switch 4500 50 port (ports 27/28) and for the Switch 4500 PWR 26 and 50 port (ports...
Getting Started Guide
Page 40
... the repair. Packing and Shipping the Switch 4500 This section describes how to correctly package your Switch 4500 should be packaged safely to ensure that the back panel is on the left side (looking down Transceiver your Switch): 1 Disconnect the cable from the transceiver. 2 Move the ... will then easily slide out. Figure 11 Correct Orientation When Packing the Switch 4500 Polystyrene Supports Cable Packaging Back Panel Side of Unit 3Com Switch Unit Front Panel Side of Unit 40 CHAPTER 2: INSTALLING THE SWITCH Removing an SFP If you wish to remove the transceiver (it is ...
... the repair. Packing and Shipping the Switch 4500 This section describes how to correctly package your Switch 4500 should be packaged safely to ensure that the back panel is on the left side (looking down Transceiver your Switch): 1 Disconnect the cable from the transceiver. 2 Move the ... will then easily slide out. Figure 11 Correct Orientation When Packing the Switch 4500 Polystyrene Supports Cable Packaging Back Panel Side of Unit 3Com Switch Unit Front Panel Side of Unit 40 CHAPTER 2: INSTALLING THE SWITCH Removing an SFP If you wish to remove the transceiver (it is ...
Getting Started Guide
Page 42
... shown when you to "Setting Up Command Line Interface Management" on page 56. Figure 12 CLI Management via the Console Port Workstation (with terminal emulation software installed) Console Cable Switch Console Port Connection Figure 13 CLI Management over the Network Workstation Switch Connect over Network via a console port Management connection (see Figure 12), or remotely over the...
... shown when you to "Setting Up Command Line Interface Management" on page 56. Figure 12 CLI Management via the Console Port Workstation (with terminal emulation software installed) Console Cable Switch Console Port Connection Figure 13 CLI Management over the Network Workstation Switch Connect over Network via a console port Management connection (see Figure 12), or remotely over the...