Import duty on used cisco routers

read link:

https://www.icegate.gov.in/Webappl/duty_details.jsp?cth=85176930&cntrycd=

regarding the USED Cisco router, will the custom duty be calculated on the basis of assessable value, or commercial invoice. because for example the value of the one USED router is $100, but the market value of the brand new router is around $250. so will the customs be calculated on the basis of assessable value or the commercial invoice that comes along with the shipment?

IMPORTING SECOND HAND  ELECTRONICS GOODS INTO INDIA  IS NOT A GOOD IDEA .

THE RULES  R COMPLICATED.  ALSO MANY SECOND HAND GOODS ARE RESTRICTED AND YOU NEED A NOC FROM MINISTRY OF ENVIRONMENT PRIOR TO IMPORTS.  PL CHECK E WASTE REGULATIONS OF MOE.  ALSO I HAVE EXPLAINED DURING EARLIERS QUERIES.  PL CHECK THAT