NS-500 operator extension only Call Waiting Reset automatically the memory cell is in OK condition. when i dial code *7321 then operator extension ready for 24 hour or 48 hour it will be again 0 busy for all extensions.
what is the solution????\
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.