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Routing Engine Interface Cable and Wire Specifications
Table 39 on page 183 lists the specifications for the cables that connect to management
ports and the wires that connect to the alarm relay contacts.
Table 39: Cable and Wire Specifications for Routing Engine Management and Alarm
Interfaces
Router
Receptacle
Maximum
Length
Cable/Wire
Supplied
Cable
SpecificationPort
RJ-45/DB-9 male6 ft (1.83 m)One 6-ft
(1.83-m) length
with RJ-45/DB-9
connectors
RS-232 (EIA-232)
serial cable
Routing Engine
console or
auxiliary
interface
RJ-45
autosensing
328 ft (100 m)One 15-ft
(4.57-m) length
with RJ-45/RJ-45
connectors
Category 5 cable
or equivalent
suitable for
100Base-T
operation
Routing Engine
Ethernet
interface
—NoneNoWire with gauge
between
28-AWG and
14-AWG (0.08
and 2.08 mm
2
)
Alarm relay
contacts
Routing Engine Interface Cable and Wire Specifications ■ 183
Appendix E: Cable and Wire Guidelines and Specifications