Black Box LPB2910A User Manual page 232

indicating a P AUSE o peration.
Receive a nd T ransmit S ize C ounters
The number of received and transmitted (good and bad) packets split into categories based on their
respective f rame s izes.
Receive a nd T ransmit Q ueue C ounters
The n umber o f r eceived a nd t ransmitted p ackets p er i nput a nd o utput q ueue.
Receive E rror C ounters
Rx D rops:

The n umber o f f rames d ropped d ue t o l ack o f r eceive b uffers o r e gress c ongestion.
Rx C RC/Alignment:

The n umber o f f rames r eceived w ith C RC o r a lignment e rrors.
Rx U ndersize:

The n umber o f s hort 1 f rames r eceived w ith v alid C RC.
Rx O versize:

The n umber o f l ong 2 f rames r eceived w ith v alid C RC.
Rx F ragments:

The n umber o f s hort 1 f rames r eceived w ith i nvalid C RC.
Rx J abber:

The n umber o f l ong 2 f rames r eceived w ith i nvalid C RC.
Rx F iltered:

The n umber o f r eceived f rames f iltered b y t he f orwarding p rocess.
Short f rames a re f rames t hat a re s maller t han 6 4 b ytes.
Long f rames a re f rames t hat a re l onger t han t he c onfigured m aximum f rame l ength f or t his p ort.
Transmit E rror C ounters
Tx D rops:

The n umber o f f rames d ropped d ue t o o utput b uffer c ongestion.
Tx L ate/Exc. C oll.:

The n umber o f f rames d ropped d ue t o e xcessive o r l ate c ollisions.
 Auto-­‐refresh:
Click a uto-­‐refresh t o r efresh t he Q ueuing C ounters a utomatically.
Upper r ight i con ( Refresh, c lear)

Click t o r efresh t he P ort D etail S tatistics o r c lear t hem m anually.
Buttons

Auto-­‐refresh: Check this box to refresh the page automatically. Automatic refresh occurs every 3
seconds.
Clear: C lears t he c ounters f or t he s elected p ort.
Refresh: C lick t o r efresh t he p age.
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Publication date: Sept, 2015
Revision A1