diff --git a/pjlib/include/pj/config_site.h b/pjlib/include/pj/config_site.h
index e69de29..0372e0b 100644
--- a/pjlib/include/pj/config_site.h
+++ b/pjlib/include/pj/config_site.h
@@ -0,0 +1,36 @@
+#define NDEBUG 1
+#define PJ_HAS_IPV6 1
+#define PJ_MAX_HOSTNAME 256
+#define PJSIP_MAX_URL_SIZE 512
+ 
+/* The upper limit on MAX_HANDLES is determined by
+ * the value of FD_SETSIZE on your system.  For Linux
+ * this is usually 1024.  The following code sets it
+ * to whatever FD_SETSIZE is or you can set it to a
+ * specific number yourself.  pjproject will not
+ * compile if you set it to greater than FD_SETSIZE.
+ **/
+#include <sys/select.h>
+#define PJ_IOQUEUE_MAX_HANDLES (FD_SETSIZE)
+ 
+/* Set for maximum server performance.
+ * In tests, setting these parameters reduced
+ * CPU load by approximately 25% for the same number
+ * of calls per second.  Your results will vary,
+ * of course.
+ **/
+#define PJ_SCANNER_USE_BITWISE  0
+#define PJ_OS_HAS_CHECK_STACK   0
+#define PJ_LOG_MAX_LEVEL        3
+#define PJ_ENABLE_EXTRA_CHECK   0
+#define PJSIP_MAX_TSX_COUNT     ((64*1024)-1)
+#define PJSIP_MAX_DIALOG_COUNT  ((64*1024)-1)
+#define PJSIP_UDP_SO_SNDBUF_SIZE    (512*1024)
+#define PJSIP_UDP_SO_RCVBUF_SIZE    (512*1024)
+#define PJ_DEBUG            0
+#define PJSIP_SAFE_MODULE       0
+#define PJ_HAS_STRICMP_ALNUM        0
+#define PJ_HASH_USE_OWN_TOLOWER     1
+#define PJSIP_UNESCAPE_IN_PLACE     1
+#undef PJ_TODO
+#define PJ_TODO(x)