Internet Router Hardware Guide

Index
PCG................................................. 260
PIC.................................................. 260
power supply ...................................... 258
Routing Engine .................................... 261
SFM................................................. 262
SFM
ASICs on .............................................19
components..........................................20
description (hardware and function)................19
installation instructions
during initial installation ..................... 108
for maintenance or replacement ............ 189
LEDs..................................................20
maintenance....................................... 136
offline button ........................................20
removal instructions
during initial installation .......................87
for maintenance or replacement ............ 188
serial number......................................262
status, checking.................................... 136
tools required ...................................... 139
weight................................................83
SFP
installation instructions............................ 191
removal instructions...............................190
shipping crate
repacking........................................... 265
unpacking the router ................................77
show chassis alarms command........................209
show chassis environment mcs command............ 131
show chassis environment pcg command ............ 135
show chassis environment pem command ........... 137
show chassis fpc command ..............................16
for FPC status ...................................... 133
show chassis fpc pic-status command................. 134
show chassis hardware command..................... 255
show chassis routing-engine command ............... 131
show chassis sfm command ........................... 136
signal dispersion..........................................71
signaling, distance limitations............................65
Simple Network Management Protocol See SNMP
single-mode fiber-optic cable See cable, fiber-optic
site
electrical wiring specifications......................65
environmental specifications .......................62
preparation
checklist.........................................75
instructions .....................................59
routine inspection ................................. 127
small f orm factor pluggable See SFP
SNMP
as tool for monitoring ...............................50
process (software module in Routing Engine)......49
software, JUNOS See JUNOS Internet software
SONET/SDH analyzer, use of ...........................134
specifications
cable..................................................70
power and grounding ..........................67
Routing Engine management ports ...........74
See also cable, PIC
clearance around rack...............................62
electrical .............................................67
cable and wiring................................65
environmental .......................................62
fire safety ............................................63
power
drawn by hardware components ..............65
system ..........................................64
power supply ........................................36
rack
connection to building structure...............62
mounting hole spacing.........................61
size and strength ...............................60
thermal output....................................7, 62
wires to external alarm-reporting devices..........74
standards compliance .................................. 253
support, technical See technical support
surge protection...........................................65
Switching and Forwarding Module See SFM
syntax conventions .......................................xx
system
architecture ..........................................51
description ............................................ 3
T
T1 PIC, pinouts for RJ-48 cable ........................ 270
tables, routing and forwarding...........................47
technical support
contacting JTAC ....................................xxiii
telco rack See rack
temperature, acceptable range...........................62
thermal output.........................................7, 62
tolerances .................................................62
tools required
chassis
installation using mechanical lift ..............81
installation without mechanical lift............84
returning for repair or replacement ......... 264
CIP maintenance .................................. 139
hardware components
replacing on operational router.............. 139
returning for repair or replacement ......... 264
traceroute command ................................... 207
transmission distances, fiber-optic cable ................71
troubleshooting
CLI commands..................................... 207
cooling system..................................... 212
FPC................................................. 214
fuses.................................................211
Index 287