Juniper JUNOS - NETWORK OPERATION GUIDE REV1

JUNOS Internet Software Network Operations Guide: Hardware
328 ! Understanding the SIBs
Figure 136 shows the location of the SIBs on the M320 router, T320 router, and the
T640 routing node.
Figure 136: M320 Router, T320 Router, and T640 Routing Node SIB Location
SIBs
SIBs
SIB0
SIB1
SIB2
SIB0
SIB1
SIB2
SIB3
SIB4
T320 rear
M320 rear
T640 rear
A
M
A
S
T
E
R
F
A
I
L
O
K
A
B
B
M
A
S
T
E
R
F
A
I
L
O
K
A
C
TIV
E
O
K
FAI
L
CB-M
CB-M
S
IB
-M
S
IB
-M
S
IB
-M
S
IB
-M
A
C
TIV
E
O
K
FAIL
A
C
TIV
E
O
K
FAI
L
AC
T
IV
E
O
K
FAI
L
SIBs
C
B
0
R
E
0
R
E
1
C
B
1
S
IB
0
S
IB
1
S
IB
2
S
IB
3
SIB0
SIB1
SIB2
SIB3