root@srx# set security log mode stream
root@srx# set security log format sd-syslog
root@srx# set security log source-address 10.10.10.2
root@srx# set security log stream securitylog category all
root@srx# set security log stream securitylog host 10.10.10.1
root@srx# set security log stream securitylog host port 514


When complete and a 'commit' is executed, and the configuration looks like this:

security {
log {
mode stream;
format sd-syslog;
source-address 10.10.10.2;
stream securitylog {
category all;
host {
10.0.10.1;
port 514;
}
}
}
}
set security log mode stream
set security log format sd-syslog
set security log source-address 10.10.10.2
set security log stream securitylog format sd-syslog
set security log stream securitylog category all
set security log stream securitylog host 10.10.10.1

set security log stream securitylog host 172.22.154.214 port 514