NOKIA ROUTER AND VODACOM SERVICE

the router has been replaced twice and still issues with the Router 1st router 2 months after the newly installed line 2nd November 2020 and the router is starting to give issues after lots of technicians, Vodacom could not find fault with LIne and told me the router is again faulty and need replacement VODACOM blame Nokia and Nokia Blames Vodacom and now Vodacom will charge me for replacing the 2nd hand faulty router as they said router out of warranty and cant even proof it , the router is not even 11 months old and no one has even proof on how old the router is (HIDING THE FACT THAT IS WAS AN OLD ROUTER ) be aware