Cable Specifications For Routing Engine Management Interfaces - Juniper M10i Hardware Manual

for seven connectors (0.5 dB per connector, or 3.5 dB). The power margin (
calculated as follows:
P M = P B
P M = 13 dB
P M = 13 dB
P M = 5.5 dB
In both examples, the calculated power margin is greater than zero, indicating that
the link has sufficient power for transmission and does not exceed the maximum
receiver input power.

Cable Specifications for Routing Engine Management Interfaces

For management and service operations, you connect the Routing Engine to an
external console or management network through ports on the craft interface. For
information about the ports, see
Table 24
ports.
Table 24: Cable Specifications for Routing Engine Management Interfaces
Port
Routing Engine
console or
auxiliary
interface
Routing Engine
Ethernet
interface
LL
8 km (0.5 dB/km)
4 dB 3.5 dB
on page 187 lists the specifications for the cables that connect to management
Cable Cable/Wire
Specification Supplied
RS-232 (EIA-232) One 6-ft (1.83-m)
serial length with
DB-9/DB-9
connectors
Category 5 cable or One 15-ft (4.57-m)
equivalent suitable length with
for 100BaseT RJ-45/RJ-45
operation connectors
Cable Specifications for Routing Engine Management Interfaces
Appendix D: Cable Specifications
7 (0.5 dB)
"Routing Engine Interface Ports"
Maximum
Length
6 ft (1.83 m)
328 ft (100 m)
) is
P M
on page 16.
Router
Receptacle
DB-9 male
RJ-45
autosensing
187