Buenos dias;Muchas gracias por la oportunidad.Quisiera saber con que materiales didacticos se puede contar para la certificacion CCNA DC y CCNP DC, talvez me puedan referir a algun(os) links como punto de referencia.

Hi;Can you access your CLI and do "show hardware", "show status"  and "utils create report hardware" and paste the outputs here.

Hello;Do you just want to avoid pressing 9 or 0 when dialing manually, or you want to avoid editing numbers on missed/received calls.If you still are dependable of the access code, you could modify some service parameters or optionally configure call...