Implement eswitch for evalulating variables at runtime (bug #3168)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4780 65c4cc65-6c06-0410-ace0-fbb531ad65f3

1 files changed, 6 insertions, 0 deletions

diff --git a/configs/extensions.conf.sample b/configs/extensions.conf.sample
index 7ff155af7..ecbaa5a6f 100755
--- a/configs/extensions.conf.sample
+++ b/configs/extensions.conf.sample
@@ -254,6 +254,12 @@ include => iaxprovider
 ; be substituted in the switch routine itself)
 ;
 ; lswitch => Loopback/12${EXTEN}@othercontext
+;
+; An "eswitch" is like a switch but the evaluation of
+; variable substitution is performed at runtime before
+; being passed to the switch routine.
+;
+; eswitch => IAX2/context@${CURSERVER}
 
 [macro-stdexten];
 ;