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Cisco BPX 8600 Series Installation and Configuration
Release 9.3.10, Part Number 78-11603-01 Rev. D0, July 2001
Chapter 21 Configuring ATM Connections
Traffic Policing Examples
Figure 21-21 Cbr.1 Connection with Bucket Compliant
Figure 21-22 shows a Cbr connection policing example, with policing =4, where the CDVT(0+1) of the
single leaky bucket is exceeded and non-compliant cells are discarded. The leaky bucket only discards
cells;itdoesnottagthem
Figure 21-22 Cbr.1 Connection, with Bucket Discarding non-Compliant Cells
S6342
Connection setup
and compliance status:
CBR.1
policing=4
Bkt 1 depth < CDVT (0+1)
CLP=1
5
CLP=0
4
CLP=1
3
CLP=0
2
CLP=0
1
+
PCR(0+1)
CDVT(0+1)
Time interval variations
Leaky Bkt 1
Admit to network
CLP=1
5
CLP=0
4
CLP=1
3
CLP=0
2
CLP=0
1
CLP=1
5
CLP=0
2
CLP=0
1
S6343
Two CLP(0) cells, 1 and 2,
and one CLP(1) cell, 5, are shown as
non-compliant at the single Leaky Bkt
and are discarded in this example.
Discard if Bkt 1 depth >CDVT(0+1).
CLP=1
5
CLP=0
4
CLP=1
3
CLP=0
2
CLP=0
1
+
PCR(0+1)
CDVT(0+1)
Time interval variations
Leaky Bkt 1
Admit to network
CLP=0
4
CLP=1
3
Connection setup
and compliance status:
CBR.1
policing=4
Bkt 1 depth > CDVT (0+1)