Configuration Example

If the interfaces require other than a max PVC bandwidth of 10 Mbps or require other than a PVC LCN configuration of 256, adjust the configuration accordingly.

Step 8 For this release, Class of Service buffer 10 is used for tag switching connections. Check the queue buffer 10 configurations for port 4.1 as follows:

dspqbin 4.1 10

The qbin configuration should be as shown in the following example:

Note VC connections are grouped into large buffers called qbins. (per-VC queues can be specified on a connection-by connection basis also). In this release, all VSI connections use qbin 10 on each interface.

Sample Display:

Sample Display:

 

 

 

 

 

n4

TN

SuperUser

BPX 15

9.1

Apr. 4 1998 16:41 PST

Qbin Database 4.1 on BXM qbin

10

 

 

Qbin State:

 

 

Enabled

 

 

Minimum Bandwith:

 

0

 

 

Qbin Discard threshold:

65536

 

 

Low CLP/EPD threshold:

95%

 

 

High CLP/EPD threshold:

100%

 

 

EFCI threshold:

 

 

40%

 

 

This Command: cnfqbin 4.1 10

 

 

 

'E' to Enable, 'D' to Disable

[E]:

 

 

Next Command:

If the qbin is not configured as shown in the example, configure the queues on the ports using the cnfqbin command:

cnfqbin 4.1 10

enable/disable: e

For all other parameters, accept the (default).

The previous parameters can also be set for qbin 10 as follows:

cnfqbin 4.1 10 e 0 65536 95 100 40

Tag Switching 9-23

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Cisco Systems 8600 Series manual Dspqbin 4.1, Cnfqbin 4.1 Enable/disable e, Cnfqbin 4.1 10 e 0 65536 95 100