Penguin

Differences between current version and predecessor to the previous major change of FXS.

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Newer page: version 3 Last edited on Thursday, June 1, 2006 10:20:17 am by BenTorkington
Older page: version 2 Last edited on Wednesday, May 31, 2006 9:16:17 am by BenTorkington Revert
@@ -1,5 +1,5 @@
 An [Acronym] for __F__oreign e__X__change __S__ubscriber. The opposite of an [FXO] port and uses [FXO] signalling. 
  
-A [FXS] port provides a dialtone for an analog device (ie, phone), this is usually provided by your Telco or a PABX. 
+An [FXS] port provides a dialtone for an analog device (ie, phone), this is usually provided by your Telco or a PABX. A "Battery current" is also provided to keep memory powered in some models of phone, such as for last number redial
  
-[Digium] make [PCI] cards such as the TDM400P that provide [FXS] ports that you can use with [Asterisk]. 
+[Digium] make [PCI] cards such as the TDM400P that provide [FXS] ports that you can use with [Asterisk]. For larger installations you use a [Channel Bank] which usually provides 24 FXS ports, and usually connect the [Channel Bank] to your [Asterisk] box using a [T1] or [E1] connection