Allison, the famous voice of Asterisk, has some bad news for people waiting in a call center call queue, click above to play

the foto above represents the proper use of a legacy TDM (e1, t1) switch 



Allison, the famous voice of Asterisk, has some bad news for people waiting in a call center call queue, click above to play

the foto above represents the proper use of a legacy TDM (e1, t1) switch 