Some of the CLI configuration knobs that were in Junos are not relevant in EVO context and as such need to be removed.

The following knobs are unavailable for EVO:
CLI configurational commands - 
1.     set system internet-options tcp-drop-synfin-set
2.     set system internet-options source-quench
3.     set system internet-options tcp-reset-syn-acknowledge
4.     set system kernel-replication ifs-resource-release-ack-recv-frequency
5.     set system internet-options icmpv4-rate-limit bucket-size
6.     set system internet-options icmpv4-rate-limit packet-rate
7.     set system no-ping-record-route
8.     set system no-ping-time-stamp
9.     ip-options protocol-queue-rate
10.    set system no-redirects
11.    set system internet-options no-tcp-reset
12.    set system internet-options np-tcp-rfc-1323
13.    set inline-services bandwidth

CLI configurational statements-
1.     stats-timeout-lifetime
2.     on-peer-replication-error-backup replication_error_threshold_bkup
3.     on-peer-replication-error-lcc replication_error_threshold_lcc 
4.     route-nexthop-max-delayed-unrefs
5.     no-transit-management-ethernet

https://gnats.juniper.net/web/default/1373948#description_tab