Extreme Networks Summit1 - Manual (Page 42)

2-2 S UMMIT S WITCH I NSTALLATION AND U SER G UIDE
I NSTALLATION AND S ETUP
When deciding where to install the switch, ensure that:
• The switch is accessible and cables can be connected easily.
• Water or moisture cannot enter the case of the unit.
• Air-flow around the unit and through the vents in the side of the case is not
restricted. You should provide a minimum of 25mm (1-inch) clearance.
• No objects are placed on top of the unit.
• Units are not stacked more than four high if the switch is free-standing.
M EDIA T YPES AND D ISTANCES
The connectors, media types, and maximum distances are described in Table 2-1.
*E XTREME N ETWORKS PROPRIETARY . C AN BE CONNECTED TO 1000BASE-LX ON SINGLE - MODE FIBER USING A MAXIMUM DISTANCE
OF 5,000 M ETERS .
Table 2-1: Media Types and Distances
Standard Media Type
Mhz/Km
Rating Maximum
Distance
1000BASE-SX 50/125um Multimode Fiber
50/125um Multimode Fiber
62.5/125um Multimode Fiber
62.5/125um Multimode Fiber
400
500
160
200
500 Meters
550 Meters
220 Meters
275 Meters
1000BASE-LX 50/125um Multimode Fiber
50/125um Multimode Fiber
62.5/125um Multimode Fiber
10u Single-mode Fiber
400
500
500
550 Meters
550 Meters
550 Meters
5,000 Meters
1000BASE-LX10* 10u Single-mode Fiber 10,000 Meters
100BASE-FX 50/125um Multimode Fiber
(half-duplex operation
50/125um Multimode Fiber
(full-duplex operation)
62.5/125um Multimode Fiber
(half-duplex operation)
52.5/125um Multimode Fiber
(full-duplex operation)
400 Meters
2000 Meters
400 Meters
2000 Meters
100BASE-TX
10BASE-T
Category 5 UTP Cable (100Mbps)
Category 3 UTP Cable (10Mbps)
100 Meters
100 Meters
Summit.bk : 2INSTALL.FM Page 2 Thursday, June 18, 1998 9:27 AM