Juniper EX9200 Features Manual page 159

Results
Step-by-Step
Procedure
Results
Copyright © 2016, Juniper Networks, Inc.
Chapter 12: Policer Overhead to Account for Rate Shaping in the Traffic Manager
Confirm the configuration of the policer overhead on the physical interface to account
for rate-shaping by entering the
command output does not display the intended configuration, repeat the instructions in
this procedure to correct the configuration.
[edit]
user@host# show chassis
chassis {
fpc 1 {
pic 3 {
egress-policer-overhead 100;
ingress-policer-overhead 100;
}
}
}
Applying a Policer to the Logical Interface That Carries Input Traffic
To apply a policer to the logical interface that carries input traffic:
Configure the logical interface (aggregate) policer.
1.
[edit]
user@host# edit firewall policer 500Kbps
[edit firewall policer 500Kbps]
user@host# set logical-interface-policer
user@host# set if-exceeding bandwidth-limit 500k
user@host# set if-exceeding burst-size-limit 625k
user@host# set then discard
Apply the policer to Layer 3 input on the IPv4 logical interface.
2.
[edit]
user@host# set interfaces ge-1/3/1 unit 0 family inet policer input 500Kbps
NOTE: The 100 Mbps policer overhead is added to the length of the
final Ethernet frame when determining ingress and egress policer actions,
Confirm the configuration of the policer with rate-shaping overhead by entering the
show firewall and show interfaces
does not display the intended configuration, repeat the instructions in this procedure to
correct the configuration.
[edit]
user@host# show firewall
policer 500Kbps {
logical-interface-policer;
if-exceeding {
bandwidth-limit 500k;
burst-size-limit 625k;
}
then discard;
show chassis configuration mode command. If the
configuration mode commands. If the command output
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