Not all Voice Gateway has interfaces that are straight forward like the VG204. This VG224 actually comes with 24-port FXS, but you will not see 24-port, it is using a RJ21 connector and comes with a cable with RJ21 connector.


You can refer which port is mapped to which pin by referring to this Cisco document.





Nice post Cyrus!
I think that most of the junior UC engineers now days have never seen a krone let alone used it 🙂
But there’s a first time to everything.. at least as long as these past era fax machines are around..
Seriously, isn’t it time for the physical fax machines to fade and make some more room for Emails and fax servers?
Hi – Im curious who manufactuers the industrial phones?