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Routing Engine Interface Cable and Wire Specifications
For management and service operations, you connect the Routing Engine
to an external console or management network through ports on the craft interface.
You can also connect the router to external alarm-reporting devices through
the alarm relay contacts on the craft interface. (For more information,
see Craft Interface.)
Table 29 lists the specifications for
the cables that connect to management ports and the wires that connect to
the alarm relay contacts.
Table 29: Cable and Wire Specifications
for Routing Engine Management and Alarm Interfaces
|
Port
|
Cable Specification
|
Cable/Wire Supplied
|
Maximum Length
|
Router Receptacle
|
|
Routing Engine console or auxiliary interface
|
RS-232 (EIA-232) serial cable
|
One 6-ft (1.83-m) length with DB-9/DB-9 connectors
|
6 ft (1.83 m)
|
DB-9 male
|
|
Routing Engine Ethernet interface
|
Category 5 cable or equivalent suitable for 100BaseT operation
|
One 15-ft (4.57-m) length with RJ-45/RJ-45 connectors
|
328 ft (100 m)
|
RJ-45 autosensing
|
|
Alarm relay contacts
|
Wire with gauge between 28-AWG and 14-AWG (0.08 and 2.08 mm2)
|
No
|
None
|
—
|
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