--- /dev/null
+++ b/pjlib/include/pj/config_site.h
@@ -0,0 +1,83 @@
+/*
+ * Asterisk config_site.h
+ */
+
+#include <sys/select.h>
+
+/*
+ * Defining PJMEDIA_HAS_SRTP to 0 does NOT disable Asterisk's ability to use srtp.
+ * It only disables the pjmedia srtp transport which Asterisk doesn't use.
+ * The reason for the disable is that while Asterisk works fine with older libsrtp
+ * versions, newer versions of pjproject won't compile with them.
+ */
+#define PJMEDIA_HAS_SRTP 0
+
+#define PJ_HAS_IPV6 1
+#define NDEBUG 1
+
+#define PJ_MAX_HOSTNAME (256)
+#define PJSIP_MAX_URL_SIZE (512)
+#ifdef PJ_HAS_LINUX_EPOLL
+#define PJ_IOQUEUE_MAX_HANDLES	(5000)
+#else
+#define PJ_IOQUEUE_MAX_HANDLES	(FD_SETSIZE)
+#endif
+#define PJ_IOQUEUE_HAS_SAFE_UNREG 1
+#define PJ_IOQUEUE_MAX_EVENTS_IN_SINGLE_POLL (16)
+
+#define PJ_SCANNER_USE_BITWISE	0
+#define PJ_OS_HAS_CHECK_STACK	0
+
+#ifndef PJ_LOG_MAX_LEVEL
+#define PJ_LOG_MAX_LEVEL		6
+#endif
+
+#define PJ_ENABLE_EXTRA_CHECK	1
+#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
+
+/*
+ * Do not ever enable PJ_HASH_USE_OWN_TOLOWER because the algorithm is
+ * inconsistently used when calculating the hash value and doesn't
+ * convert the same characters as pj_tolower()/tolower().  Thus you
+ * can get different hash values if the string hashed has certain
+ * characters in it.  (ASCII '@', '[', '\\', ']', '^', and '_')
+ */
+#undef PJ_HASH_USE_OWN_TOLOWER
+
+/*
+  It is imperative that PJSIP_UNESCAPE_IN_PLACE remain 0 or undefined.
+  Enabling it will result in SEGFAULTS when URIs containing escape sequences are encountered.
+*/
+#undef PJSIP_UNESCAPE_IN_PLACE
+#define PJSIP_MAX_PKT_LEN			65535
+
+#undef PJ_TODO
+#define PJ_TODO(x)
+
+/* Defaults too low for WebRTC */
+#define PJ_ICE_MAX_CAND 64
+#define PJ_ICE_MAX_CHECKS (PJ_ICE_MAX_CAND * PJ_ICE_MAX_CAND)
+
+/* Increase limits to allow more formats */
+#define	PJMEDIA_MAX_SDP_FMT   64
+#define	PJMEDIA_MAX_SDP_BANDW   4
+#define	PJMEDIA_MAX_SDP_ATTR   (PJMEDIA_MAX_SDP_FMT*3 + 4)
+#define	PJMEDIA_MAX_SDP_MEDIA   16
+
+/*
+ * Turn off the periodic sending of CRLNCRLN.  Default is on (90 seconds),
+ * which conflicts with the global section's keep_alive_interval option in
+ * pjsip.conf.
+ */
+#define PJSIP_TCP_KEEP_ALIVE_INTERVAL	0
+#define PJSIP_TLS_KEEP_ALIVE_INTERVAL	0
+
+#define PJSIP_TSX_UAS_CONTINUE_ON_TP_ERROR 0
+#define PJ_SSL_SOCK_OSSL_USE_THREAD_CB 0
+#define PJSIP_AUTH_ALLOW_MULTIPLE_AUTH_HEADER 1
