scripts/network/juniper/proxy-arp-getone.xml

<rpc>
<get-configuration>
<configuration>
<security>        
<nat>            
<proxy-arp>                
<interface>                    
<name>%public-interface-name%</name>                   
<address %delete%>                        
<name>%public-ip-address%</name>                    
</address>                
</interface>            
</proxy-arp>        
</nat>    
</security>
</configuration>
</get-configuration>
</rpc>