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Part 4
Appendixes
Appendix B
M120 Router Physical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Table 24: M120 Physical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Appendix C
M120 Router Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Table 25: M120 Router Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . 227
Appendix D
Power Guidelines, Requirements, and Specifications for the M120
Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
Table 26: AC Power Supply Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . 230
Table 27: AC Power Cord Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Table 28: DC Power Supply Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . 233
Table 29: M120 DC Power and Grounding Cable Specifications . . . . . . . . . . . . . 236
Table 30: Power System Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . 237
Table 31: AC Power Supply Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . 238
Table 32: DC Power Supply Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . 238
Table 33: Component Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
Appendix E
Cable and Wire Guidelines and Specifications for the M120 Router . . . . . 241
Table 34: Estimated Values for Factors Causing Link Loss . . . . . . . . . . . . . . . . . . 245
Table 35: Routing Engine Interface Cable and Wire Specifications . . . . . . . . . . . 246
Appendix F
M120 Cable Connector Pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
Table 36: RJ-45 Connector Pinout for the Routing Engine ETHERNET Port . . . . 247
Table 37: RJ-45 Connector Pinout for the Routing Engine AUX and CONSOLE
Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
Table 38: RJ-45 Connector Pinout for the External Interface Ports . . . . . . . . . . . 249
Table 39: RJ-48 Connector to RJ-48 Connector (Straight) Pinout for the
Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
Table 40: RJ-48 Connector to RJ-48 Connector (Crossover) Pinout for the
Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Table 41: RJ-48 Connector to DB-15 Connector (Straight) Pinout for the
Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Table 42: RJ-48 Connector to DB-15 Connector (Crossover) Pinout for the
Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Table 43: M120 DB-25 Connector to V.35 Connector Pinout . . . . . . . . . . . . . . . . 253
Table 44: DB-25 Connector to DB-15 (X.21) Connector Pinout . . . . . . . . . . . . . . 254
Table 45: RJ-21 Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255
Copyright © 2010, Juniper Networks, Inc.
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M120 Multiservice Edge Router Hardware Guide
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