show class-of-service
Syntax
Release Information
Command introduced in JUNOS Release 9.0 for EX Series switches.
EXP classifiers added in JUNOS Release 10.1 for EX Series switches.
Description
Display the class-of-service (CoS) information.
Required Privilege Level
view
List of Sample Output
show class-of- serviceshow class-of-service rewrite-rule
Output Fields
Table 1 lists the output fields for the show class-of-service command. Output fields are listed in the approximate order in which they appear.
Table 1: show class-of-service Output Fields
Field Name | Field Description | Level of Output |
|---|---|---|
Forwarding class | The forwarding class configuration:
| All levels |
Code point type | The type of code-point alias:
| All levels |
Alias | Names given to CoS values. | All levels |
Bit pattern | Set of bits associated with an alias. | All levels |
Classifier | Name of the classifier. | All levels |
Code point | Code-point values. | All levels |
Loss priority | Loss priority assigned to specific CoS values and aliases of the classifier. | All levels |
Rewrite rule | Name of the rewrite-rule. | All levels |
Drop profile | Name of the drop profile. | All levels |
Type | Type of drop profile. EX Series switches support only the discrete type of drop profile. | All levels |
Fill level | Percentage of queue buffer fullness of high packets beyond which high packets are dropped. | All levels |
Scheduler | Name of the scheduler. | All levels |
Transmit rate | Transmission rate of the scheduler. | All levels |
Buffer size | Delay buffer size in the queue. | All levels |
Drop profiles | Drop profiles configured for the specified scheduler. | All levels |
Protocol | Transport protocol corresponding to the drop profile. | All levels |
Name | Name of the drop profile. | All levels |
Queues supported | Number of queues that can be configured on the interface. | All levels |
Queues in use | Number of queues currently configured. | All levels |
Physical interface | Name of the physical interface. | All levels |
Scheduler map | Name of the scheduler map. | All levels |
Index | Internal index of a specific object. | All levels |
Sample Output
show class-of- service
user@switch> show class-of-service Forwarding class ID Queue
best-effort 0 0
expedited-forwarding 1 5
assured-forwarding 2 1
network-control 3 7
Code point type: dscp
Alias Bit pattern
af11 001010
af12 001100
... ...
Code point type: ieee-802.1
Alias Bit pattern
af11 010
... ...
Code point type: inet-precedence
Alias Bit pattern
af11 001
... ...
Classifier: dscp-default, Code point type: dscp, Index: 7
Code point Forwarding class Loss priority
000000 best-effort low
000001 best-effort low
... ... ...
Classifier: ieee8021p-default, Code point type: ieee-802.1, Index: 11
Code point Forwarding class Loss priority
000 best-effort low
001 best-effort low
010 best-effort low
011 best-effort low
100 best-effort low
101 best-effort low
110 network-control low
111 network-control low
Classifier: ipprec-default, Code point type: inet-precedence, Index: 12
Code point Forwarding class Loss priority
000 best-effort low
001 best-effort low
010 best-effort low
011 best-effort low
100 best-effort low
101 best-effort low
110 network-control low
111 network-control low
Classifier: ieee8021p-untrust, Code point type: ieee-802.1, Index: 16
Code point Forwarding class Loss priority
000 best-effort low
001 best-effort low
010 best-effort low
011 best-effort low
100 best-effort low
101 best-effort low
110 best-effort low
111 best-effort low
Rewrite rule: dscp-default, Code point type: dscp, Index: 27
Forwarding class Loss priority Code point
best-effort low 000000
best-effort high 000000
expedited-forwarding low 101110
expedited-forwarding high 101110
assured-forwarding low 001010
assured-forwarding high 001100
network-control low 110000
network-control high 111000
Rewrite rule: ieee8021p-default, Code point type: ieee-802.1, Index: 30
Forwarding class Loss priority Code point
best-effort low 000
best-effort high 001
expedited-forwarding low 100
expedited-forwarding high 101
assured-forwarding low 010
assured-forwarding high 011
network-control low 110
network-control high 111
Rewrite rule: ipprec-default, Code point type: inet-precedence, Index: 31
Forwarding class Loss priority Code point
best-effort low 000
best-effort high 000
expedited-forwarding low 101
expedited-forwarding high 101
assured-forwarding low 001
assured-forwarding high 001
network-control low 110
network-control high 111
Drop profile:<default-drop-profile>, Type: discrete, Index: 1
Fill level
100
Scheduler map: <default>, Index: 2
Scheduler: <default-be>, Forwarding class: best-effort, Index: 20
Transmit rate: 95 percent, Rate Limit: none, Buffer size: 95 percent,
Priority: low
Drop profiles:
Loss priority Protocol Index Name
High non-TCP 1 <default-drop-profile>
High TCP 1 <default-drop-profile>
Scheduler: <default-nc>, Forwarding class: network-control, Index: 22
Transmit rate: 5 percent, Rate Limit: none, Buffer size: 5 percent,
Priority: low
Drop profiles:
Loss priority Protocol Index Name
High non-TCP 1 <default-drop-profile>
High TCP 1 <default-drop-profile>
Physical interface: ge-0/0/0, Index: 129
Queues supported: 8, Queues in use: 4
Scheduler map: <default>, Index: 2
Physical interface: ge-0/0/1, Index: 130
Queues supported: 8, Queues in use: 4
Scheduler map: <default>, Index: 2
... ... ...
Fabric priority: low
Scheduler: <default-fabric>, Index: 23
Drop profiles:
Loss priority Protocol Index Name
High non-TCP 1 <default-drop-profile>
High TCP 1 <default-drop-profile>
Fabric priority: high
Scheduler: <default-fabric>, Index: 23
Drop profiles:
Loss priority Protocol Index Name
High non-TCP 1 <default-drop-profile>
High TCP 1 <default-drop-profile>
show class-of-service rewrite-rule
user@switch> show class-of-service rewrite-rule
Rewrite rule: dscp-default, Code point type: dscp, Index: 31 Forwarding class Loss priority Code point best-effort low 000000 best-effort high 000000 expedited-forwarding low 101110 expedited-forwarding high 101110 fw-class low 001010 fw-class high 001100 network-control low 110000 network-control high 111000 Rewrite rule: exp-default, Code point type: exp, Index: 33 Forwarding class Loss priority Code point best-effort low 000 best-effort high 001 expedited-forwarding low 010 expedited-forwarding high 011 fw-class low 100 fw-class high 101 network-control low 110 network-control high 111 Rewrite rule: ieee8021p-default, Code point type: ieee-802.1, Index: 34 Forwarding class Loss priority Code point best-effort low 000 best-effort high 001 expedited-forwarding low 010 expedited-forwarding high 011 fw-class low 100 fw-class high 101 network-control low 110 network-control high 111 Rewrite rule: ipprec-default, Code point type: inet-precedence, Index: 35 Forwarding class Loss priority Code point best-effort low 000 best-effort high 000 expedited-forwarding low 101 expedited-forwarding high 101 fw-class low 001 fw-class high 001 network-control low 110 network-control high 111
