Which command should you use to associate a Session Initiation Protocol phone using a tag of 1 with adirectory number with a tag of 20?
A. button 1:20
B. button 20:1
C. number 20 dn 1
D. number 1 dn 20
Which command should you use to associate a Session Initiation Protocol phone using a tag of 1 with adirectory number with a tag of 20?