Do not try 10,000 passwords. Instead, filter your wordlist to 10–20 entries likely for your model. Use the table above as a starting point.
A robust wordlist goes beyond the factory defaults and incorporates credentials that have been either hardcoded into the firmware by the manufacturer or customized by an ISP. zte router wordlist
Many older and some current ISP-customized ZTE routers generate default Wi-Fi keys using mathematical algorithms based on the device's MAC address or serial number. If the algorithm is reverse-engineered, a hacker can generate a tiny, 100% accurate wordlist for a specific device. Do not try 10,000 passwords