MX104 Quick Start Description
This Quick Start contains information you need to install and configure the router quickly.
For complete installation instructions, see the MX104 3D Universal Edge Router Hardware
Guide at http://www.juniper.net/techpubs/.
WARNING: This Quick Start contains a summary of safety warnings in “Safety
Warnings” on page 21. For a complete list of warnings for this router, including
translations, see the MX104 3D Universal Edge Router Hardware Guide at
http://www.juniper.net/techpubs/.
The router is environmentally hardened and is 3.5 rack units (U; that is 6.125 in., or 15.55
cm) tall. Several routers can be stacked in a single floor-to-ceiling rack, for increased
port density per unit of floor space. The chassis installs in standard 11.81 in. (30 cm)-deep
(or larger) enclosed cabinets, 19-in. equipment racks, or telco open-frame racks.
Figure 1: Front View of the MX104 Router
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17 16 15 1314 12
31 54 10 1198762
9—1— ESD pointAlarm input and output contacts
10—2— Grounding terminalsAlarm LEDs
11—3— Fan tray10-Gigabit Ethernet SFP+ ports
12—4— MIC slots 0/1 and 1/1ONLINE/OFFLINE button
13—5— Routing EnginesSystem status LED
14—6— Power supplies (AC or DC)External reference clocking port
15—7— MIC slots 0/0 and 1/0Time-of-day (TOD) port
8—1-PPS and 10-MHz GPS input and output
ports
3Copyright © 2016, Juniper Networks, Inc.
MX104 Quick Start Description