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Comtech EF Data SLM-5650A User Manual

Page 207

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SLM-5650A Satellite Modem

Revision 8

Network Processor (NP) Interface

MN-SLM5650A

8–45

Tx Valid Frames

Column

Description

Port

The corresponding Ethernet port on the NP Interface and, when in BPM Mode, the

base modem’s J5 Ethernet port.

Unicast

Number of valid unicast frames transmitted.

Broadcast

Number of valid broadcast frames transmitted.

Multicast

Number of valid multicast frames transmitted.

Pause

Number of PAUSE frames transmitted.

Tx Collision Frames

The counters provided in this table are applicable in half-duplex only.

Column

Description

Port

The corresponding Ethernet port on the NP Interface and, when in BPM Mode, the

base modem’s J5 Ethernet port.

Collision

The number of Collision events seen by the GMAC, not including those controls in a

single, Multiple, Excessive or Late.

Late Collision

The number of times a collision is detected later than 512 bits-times into the

transmission of the frame.

Single Collision

The total number of successfully transmitted frames that experienced exactly one

collision.

Multiple Collision

The total number of successfully transmitted frames that experienced more than one

collision.

Maximum Collision

The number of frames dropped in the transmit GMAC because the frame experienced

16 consecutive collisions.

Tx Discarded/Filtered

Column

Description

Port

The corresponding Ethernet port on the NP Interface and, when in BPM Mode, the

base modem’s J5 Ethernet port.

Discarded

The total number of frames received with either FCS errors or Tx Maximum Collision

frames.

Filtered

Number of Tx frames filtered. Currently not implemented.