
xDSL WAN Ethernet Bridge Controller
38
Fujitsu Microelectronics, Inc.
Advanced 11/5/98
NOT_Learned_SA (Not Learned Source Address. Register 9C)
UpDated_SA (Updated Source Address. Register 9E)
CPU_Drop_Frames (CPU Dropped Frames. Register A2)
LAN_Drop_Frames (LAN Dropped Frames. Register A4)
WAN_Drop_Frames (WAN Dropped Frames. Register A6)
LAN_Reject_Frames (LAN Reject Frames. Register A8)
WAN_Reject_Frames (WAN Reject Frames. Register AA)
CPU_Rx_Frames (CPU Received Frames. Register AC)
Bit
Symbol
Type
Description
15:0
NOT_Learned_SA
R0
Not Learned Source Address: New SA received but not added to database as there is no free
space in that line (‘bucket’) of the SADB database.
Bit
Symbol
Type
Description
15:0
UpDated_SA
R0
Updated Source Address : Increments when a frame with a previously learned SA is received -
time stamp updated. Also counts ‘hits’ on a Static SA.
Bit
Symbol
Type
Description
15:0
CPU_Drop_Frames
R0
CPU Dropped: Number of frames discarded due to a Frame Buffer overflow on the CPU receive
interface.
Bit
Symbol
Type
Description
15:0
LAN_Drop_Frames
R0
LAN Dropped: Number of frames discarded due to a Frame Buffer overflow on the LAN receive
interface.
Bit
Symbol
Type
Description
15:0
WAN_Drop_Frames
R0
WAN Dropped: Number of frames discarded due to a Frame Buffer overflow on the WAN receive
interface.
Bit
Symbol
Type
Description
15:0
LAN_Reject_Frms
R0
LAN Reject Frame: Number of frames discarded due to filtering results (i.e., via the source address
database or the user defined look-up table).
Bit
Symbol
Type
Description
15:0
WAN_Reject_Frms
R0
WAN Reject Frame: Number of frames discarded due to filtering results (i.e., via the source
address database or the user defined look-up table).
Bit
Symbol
Type
Description
15:0
CPU_Rx_Frames
R0
CPU Receive Frames: Total number of frames received on the CPU receive interface.