Figure 21-21 Cbr.1 Connection With Bucket Compliant; Figure 21-22 Cbr.1 Connection, With Bucket Discarding Non-Compliant Cells - Cisco BPX-BXM-155-8DX Installation And Configuration Manual

Traffic Policing Examples

Figure 21-21 CBR.1 Connection with Bucket Compliant

Connection setup
and compliance status:
CBR.1
policing=4
Bkt 1 depth < CDVT (0+1)
5
CLP=1
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; it does not tag them

Figure 21-22 CBR.1 Connection, with Bucket Discarding non-Compliant Cells

Connection setup
and compliance status:
CBR.1
policing=4
Bkt 1 depth > CDVT (0+1)
5
CLP=1
Cisco BPX 8600 Series Installation and Configuration
21-46
4 3 2
CLP=0 CLP=1 CLP=0 CLP=0
Time interval variations
CDVT(0+1)
Leaky Bkt 1
PCR(0+1)
4 3 2
CLP=0 CLP=1 CLP=0 CLP=0
Time interval variations
CDVT(0+1)
Leaky Bkt 1
PCR(0+1)
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.
5 4
1
CLP=1 CLP=0
+
1
+
Discard if Bkt 1 depth >CDVT(0+1).
Release 9.3.0, Part Number 78-10674-01 Rev. D0, July 2001
Chapter 21 Configuring ATM Connections
3 2 1 Admit to network
CLP=1 CLP=0 CLP=0
4 3 Admit to network
CLP=0 CLP=1