Installation Guidelines - Cisco 2431 - IAD Router Hardware Installation Manual

Preparing for Installation
Installation of the equipment must comply with local and national electrical codes. Statement 1074
Warning
To comply with the Telcordia GR-1089 Network Equipment Building Systems (NEBS) standard for
Caution
electromagnetic compatibility and safety, connect the ethernet cables only to intrabuilding or
nonexposed wiring or cabling.
The grounding architecture of this product is DC-isolated (DC-I).
Note
You can use the grounding lug to attach a wrist strap for ESD protection during servicing.
Note

Installation Guidelines

When you determine where to place the switch, be sure to observe these requirements:
•
•
Table 2-1
SFP Module
100BASE-BX
(GLC-FE-100BX-D
GLC-FE-100BX-U)
100BASE-FX
(GLC-GE-100FX)
100BASE-FX
(GLC-FE-100FX)
100BASE-LX
(100BASE-LX10)
1000BASE-BX10-D
(GLC-BX-D)
1000BASE-BX10-U
(GLC-BX-U)
Cisco ME 2400 Ethernet Access Switch Hardware Installation Guide
2-4
For copper Ethernet ports, including 10/100 ports and 1000BASE-T SFP module ports, cable lengths
from the switch to connected devices can be up to 328 feet (100 meters).
Table 2-1 lists the cable specifications for the fiber-optic SFP module connections. Each port must
match the wave-length specifications on the other end of the cable, and for reliable communications,
the cable must not exceed the required cable length.
Fiber-Optic SFP Module Port Cabling Specifications
Wavelength
(nanometers)
1310 TX
1550 RX
1310
Min: 1270
Typical: 1300
Max: 1380
1310
1490 TX
1310 RX
1310 TX
1490 RX
Modal
Core Size Bandwidth
Fiber Type (micron) (MHz/km)
SMF 9
MMF 50 500
62.5
MMF 50/125 500
62.5/125
SMF 9
1
SMF G.652 —
1
SMF G.652 —
Chapter 2 Switch Installation
Cable Distance
32,810 feet (10 km)
6,562 feet (2 km)
6,562 feet (2 km)
32,810 feet (10 km)
32,810 feet (10 km)
32,810 feet (10 km)
OL-7678-01