diff --git a/README.md b/README.md
index 3ea04cf..4c09cd0 100644
--- a/README.md
+++ b/README.md
@@ -43,6 +43,62 @@ make config
 proxychains4 git clone -b 1.6.2.24 https://gerrit.asterisk.org/asterisk asterisk-1.6
 
 
+## extensions.conf
+```
+[general]
+static=yes
+writeprotect=yes
+;
+[default]
+#include "fgcom.inc"
+include => fgcom
+
+```
+
+## iax.conf
+```
+[general]
+bandwidth=low
+disallow=lpc10
+jitterbuffer=yes
+forcejitterbuffer=no
+tos=lowdelay
+autokill=30000
+codecpriority=host
+disallow=all
+allow=gsm
+allow=ilbc
+allow=g726
+language=en
+maxauthreq=30
+context=fgcom
+minregexpire=30
+maxregexpire=10800
+maxexpirey=10800
+defaultexpirey=10800
+;
+[guest]
+type=user
+username=guest
+secret=guest
+context=fgcom
+qualify=yes
+callerid=Guest IAX User
+host=dynamic
+requirecalltoken=no
+;
+```
+## fgcom.inc
+```
+
+
+```
+
+You need the gen_phonebook.pl script (https://sourceforge.net/p/flightgear/fgcom/ci/master/tree/server/gen_phonebook.pl?format=raw) and nav.dat.gz and apt.dat.gz from the git repository.
+
+
+
+
 
 ## fgcom 终端用户维护