Easy tha. Paradox ki file parh lain. Iqra Azhar ki video dekh lain. 2 long to wahi thy same ivp6 , ivp4 Wala. Or match tha column. Us k elawa binary numbers diye thy jaisy 11100100 is k first octet sy Batana tha k Kon c ip class ha. Easy tha.. iqra ki video sy easily ho jaye ga. Inshahallah.. Wireshark or packet tracer allow nahe tha.