6
ForeFront 6400 Bundles Quick Start Guide
3.0 Default clocking parameters
Three tables provide the default configuration of the system clocking. The first table applies to Models 6423/4E,
-/8E, -/12E, and -/16E which has a 6081RC card and a 2616RC card. The second table is for the Model 6423/
32E having a second 2616RC card. The final table provides clocking for the Model 6443/1S, having one 6511RC
card and one 6081RC card.
1
6276 2U chassis.
2
Top slot.
3
Automatically configured as slave.
4
Appears grayed out (Not configurable).
1
6276 2U chasis.
2
Top slot.
3
Automatically configured as slave.
4
Appears grayed out (not configurable).
1
6476 4U chassis.
2
Bottom slot.
3
Automatically configured as slave.
4
Appears grayed out (Not configurable).
Table 1.
Clocking defaults, Models 6423/4E, -/8E, -/12E, -/16E (
1
)
Slot Number
Slot #1 (2616RC)
2
Slot #4 (6081RC)
Clock reference
Master
Slave
3
Main reference
WAN-1
n/a
4
Fallback reference
WAN-2
n/a
4
Fallback active
Enabled
n/a
Fallback autorecover
Enabled
n/a
Table 2.
Clocking defaults, Model 6423/32E (
1
)
Slot Number
Slot #1 (2616RC)
2
Slot #2 (2616RC)
Slot #4 (6081RC)
Clock reference
Master
Secondary
Slave
3
Main reference
WAN-1
WAN-1
n/a
4
Fallback reference
WAN-2
WAN-2
n/a
4
Fallback active
Enabled
Enabled
n/a
Fallback autorecover
Enabled
Enabled
n/a
Table 3.
Clocking defaults, Model 6443/1S (
1
)
Slot Number
Slot #1 (6511RC)
2
Slot #8 (6081RC)
Clock reference
Master
Slave
3
Main reference
WAN (STM-1)
n/a
4
Fallback reference
WAN
n/a
4
Fallback active
Enabled
n/a
Fallback autorecover
Enabled
n/a