Class of Service

To display details about the performance of class of service (CoS) on a routing platform, select Monitor>Class of Service in the J-Web interface.

Table 76 shows a summary of the information displayed on Class of Service pages and the corresponding CLI show commands you can enter at the J-Web CLI terminal.

Table 76: Class of Service Information and Corresponding CLI show Commands

Information Displayed	Corresponding CLI Command
Interfaces
Information about the physical and logical interfaces in the system and details about the CoS components assigned to these interfaces.	show class-of-service interface
Classifiers
Forwarding classes and loss priorities that incoming packets are assigned to based on the packet's CoS values.	show class-of-service classifier
CoS Value Aliases
CoS value aliases that the system is using to represent Differentiated Services code point (DSCP), DSCP IPv6, MPLS experimental (EXP), and IPv4 precedence bits.	show class-of-service code-point-aliases
RED Drop Profiles
Detailed information about the drop profiles used by the system. Also, displays a graph of the random early detection (RED) curve that the system uses to determine the queue fullness and drop probability.	show class-of-service drop-profile
Forwarding Classes
Assignment of forwarding classes to queue numbers.	show class-of-service forwarding-class
Rewrite Rules
Packet CoS value rewrite rules based on the forwarding classes and loss priorities.	show class-of-service rewrite-rule
Scheduler Maps
Assignment of forwarding classes to schedulers. Schedulers include transmit rate, rate limit, and buffer size.	show class-of-service scheduler-map