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Routing Engine Interface Cable and Wire Specifications for the M7i Router


For management and service operations, you connect the Routing Engine to an external console or management network. (For more information, see M7i Routing Engine Description.)

Table 1 lists the specifications for the cables that connect to management ports.

Table 1: Cable Specifications for Routing Engine Management Ports


Cable Specification

Cable/Wire Supplied

Maximum Length

Router Receptacle

Routing Engine console or auxiliary interface

RS-232 (EIA-232) serial

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 100Base-T operation

One 15-ft (4.92-m) length with RJ-45/RJ-45 connectors

328 ft (100 m)

RJ-45 autosensing