SLM-5650B Satellite Modem
Revision 2
Network Processor (NP) Interface 8–54 MN-SLM-5650B
WAN Rx Frames
Column Description
Total packets received from data link layer.
Data Link Layer Total frames received from satellite layer.
Total frames received over the satellite.
WAN Rx Errors
Column Description
Network Layer Counter updates for every WAN ingress packets with size more than 1700 bytes.
These are the total WAN_FPGA Errors
Satellite Layer These are the total WAN_FPGA Errors.
Detailed Satellite Rx Errors
Item Description
WAN Rx Bad Address Errors
HDLC Address of the received frame does not match one of the eight configured
HDLC addresses.
WAN Rx Undersized Errors
For a given CEFD WAN Control byte setting, received frame is too short to be
valid.
WAN Rx HDLC Frame Errors
Any one of the following HDLC error conditions: Abort, Octet Alignment, or Frame
Length shorter than 32-bits.
HDLC receive FIFO has overflowed.
WAN Rx Packet CRC Errors The Packet CRC checksum failed.
WAN Rx HDLC CRC Errors The received HDLC frame has failed the HDLC CRC checksum.
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