Juniper J-Series Administration Manual page 150

J-series Services Router Administration Guide
Table 61: Summary of Key CoS Forwarding Class Output Fields
Field
Forwarding Class
Queue
Monitoring CoS Rewrite Rules
To display information about CoS value rewrite rules, which are based on the
forwarding class and loss priority, select Monitor>Class of Service>Rewrite Rules
in the J-Web interface, or enter the following CLI command:
show class-of-service rewrite-rules
Table 62 on page 128 summarizes key output fields for CoS rewrite rules.
Table 62: Summary of Key CoS Rewrite Rules Output Fields
Field
Rewrite Rule Name
CoS Value Type
Index
128
Using the Monitoring Tools
Values
Names of forwarding classes assigned to
queue numbers. By default, the following
forwarding classes are assigned to queues
0 through 3:
best-effort —Provides no special CoS
handling of packets. Loss priority is
typically not carried in a CoS value, and
RED drop profiles are more aggressive.
—Provides low loss,
expedited-forwarding
low delay, low jitter, assured
bandwidth, and end-to-end service.
—Provides high
assured-forwarding
assurance for packets within specified
service profile. Excess packets are
dropped.
—Packets can be
network-control
delayed but not dropped.
Queue number corresponding to the
forwarding class name.
Values
Names of rewrite rules.
Rewrite rule type:
—For IPv4 DiffServ traffic.
dscp
—For IPv6 DiffServ traffic.
dscp-ipv6
—For MPLS traffic.
exp
ieee-802.1 —For Layer 2 traffic.
inet-precedence —For IPv4 traffic.
Internal index for this particular rewrite rule.
Additional Information
By default, four queues, 0 through 3, are
assigned to forwarding classes.
Additional Information
To display forwarding classes, loss priorities,
and rewritten CoS values, click the plus sign
(+).