I
Part
2
-
Verify the Committed Information Rate
(CIR)
Usestep
9a
of tbe
FIRBBERD
6MMprame
Re&?
Out-of-Snvlce
Setup
dto
imme
tbefuced
rate
to the
CIR.
ERROR
DE
FRMS
Result should
be
incrementing, indicaiing
that
the switch
has
set
the
DE
bit (e.g.,
1)
due to transmission above theCIR.
If
not, DEfunctionality hasnot been implemented
by the network or there is
not
transmission
above
the
WR.
FRMCNT
Result should rapidly increment, indicatingthatvalid
ted
frames
are
being received.
If
not, the far-end
ERXBERD
6000
is
not vansmittingvalidtest frames or the frame
relay
network is not co&gured
properly.
LOR
PRM
Rdt should
equal
zero.
If
result
is
incrementing, then frames
are
being discarded
by the network. Possible causes of lost frames:
(1)
there
are
bit errors at the physi-
cal
layer, or
(2)
there is congestion in the switching network
-
frames
are
dmp-
ped.
If
there
is
congestion,
PECN
FRMs
ma).
increase.
Telecommumidns
Technlqoes
Corpodon
"
20400
ObseMtion
Drive,
Germanlow,
Maryland
20876
,el,
(840)
638-2049. (301) 353-1550
(MD)
.
FAX
(MI)
353-0234
"
WUWMdmss:
http://www.tle.cam
TTC
Technical
Support
.J
1-8OO-638-2O49
p86000-Fr.Relay.End2EndlCudl.
113.97
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