Index: io_tedax.c
===================================================================
--- io_tedax.c	(revision 32376)
+++ io_tedax.c	(revision 32377)
@@ -75,7 +75,7 @@
 static const char pcb_acts_Savetedax[] = 
 	"SaveTedax(netlist|board-footprints|stackup|layer|board|drc|etest, filename)\n"
 	"SaveTedax(drc_query, filename, [rule_name])"
-	"SaveTedax(route_req, filename)";
+	"SaveTedax(route_req, filename, [confkey=value, confkey=value, ...])";
 static const char pcb_acth_Savetedax[] = "Saves the specific type of data in a tEDAx file.";
 static fgw_error_t pcb_act_Savetedax(fgw_arg_t *res, int argc, fgw_arg_t *argv)
 {
@@ -126,7 +126,7 @@
 	}
 
 	if (rnd_strcasecmp(type, "route_req") == 0) {
-		RND_ACT_IRES(tedax_route_req_save(PCB, fname));
+		RND_ACT_IRES(tedax_route_req_save(PCB, fname, argc-3, argv+3));
 		return 0;
 	}
 
Index: parse.c
===================================================================
--- parse.c	(revision 32376)
+++ parse.c	(revision 32377)
@@ -125,13 +125,13 @@
 	return argc;
 }
 
-void tedax_fprint_escape(FILE *f, const char *val)
+void tedax_fnprint_escape(FILE *f, const char *val, int len)
 {
 	if ((val == NULL) || (*val == '\0')) {
 		fputc('-', f);
 		return;
 	}
-	for(; *val != '\0'; val++) {
+	for(; (*val != '\0') && (len > 0); val++,len--) {
 		switch(*val) {
 			case '\\': fputc('\\', f); fputc('\\', f); break;
 			case '\n': fputc('\\', f); fputc('n', f); break;
@@ -144,6 +144,11 @@
 	}
 }
 
+void tedax_fprint_escape(FILE *f, const char *val)
+{
+	tedax_fnprint_escape(f, val, 510);
+}
+
 #define APPEND(c)  \
 	do { \
 		if (dstlen == 0) { \
Index: parse.h
===================================================================
--- parse.h	(revision 32376)
+++ parse.h	(revision 32377)
@@ -25,5 +25,6 @@
 
 /* print val with special chars escaped. Prints a single dash if val is NULL or empty. */
 void tedax_fprint_escape(FILE *f, const char *val);
+void tedax_fnprint_escape(FILE *f, const char *val, int len);
 int tedax_strncpy_escape(char *dst, int dstlen, const char *val);
 
Index: trouter.c
===================================================================
--- trouter.c	(revision 32376)
+++ trouter.c	(revision 32377)
@@ -48,6 +48,7 @@
 #include "obj_pstk.h"
 #include <librnd/core/compat_misc.h>
 #include <librnd/core/hid_attrib.h>
+#include <librnd/core/actions.h>
 #include "plug_io.h"
 #include "conf_core.h"
 
@@ -88,8 +89,37 @@
 	return 0;
 }
 
-int tedax_route_req_fsave(pcb_board_t *pcb, FILE *f)
+static void write_conf(FILE *f, int argc, fgw_arg_t *argv)
 {
+	int n;
+
+	for(n = 0; n < argc; n++) {
+		const char *key, *sep;
+		if (fgw_arg_conv(&rnd_fgw, &argv[n], FGW_STR) != 0) {
+			rnd_message(RND_MSG_ERROR, "Error: route_req: confkey #%d can not be converted to string and is ignored\n", n);
+			continue;
+		}
+		key = argv[n].val.str;
+		sep = strchr(key, '=');
+		if (sep == NULL) {
+			rnd_message(RND_MSG_ERROR, "Error: route_req: confkey %s: no '=' and no value\n", key);
+			continue;
+		}
+		if (strlen(key) > 500) {
+			rnd_message(RND_MSG_ERROR, "Error: route_req: confkey %s: value too long\n", key);
+			continue;
+		}
+		sep++;
+		fprintf(f, " conf ");
+		tedax_fnprint_escape(f, key, sep-key-1);
+		fprintf(f, " ");
+		tedax_fprint_escape(f, sep);
+		fprintf(f, "\n");
+	}
+}
+
+int tedax_route_req_fsave(pcb_board_t *pcb, FILE *f, int cfg_argc, fgw_arg_t *cfg_argv)
+{
 	rnd_layergrp_id_t gid;
 	int res = -1;
 	tedax_stackup_t ctx;
@@ -123,6 +153,8 @@
 	tedax_fprint_escape(f, pcb->hidlib.name);
 	fputc('\n', f);
 
+	write_conf(f, cfg_argc, cfg_argv);
+
 	rnd_fprintf(f, " stackup %s\n", stackupid);
 
 	if (tedax_global_via_fwrite(pcb, pcb->Data, f, &nmap) != 0)
@@ -141,7 +173,7 @@
 }
 
 
-int tedax_route_req_save(pcb_board_t *pcb, const char *fn)
+int tedax_route_req_save(pcb_board_t *pcb, const char *fn, int cfg_argc, fgw_arg_t *cfg_argv)
 {
 	int res;
 	FILE *f;
@@ -152,7 +184,7 @@
 		return -1;
 	}
 	fprintf(f, "tEDAx v1\n");
-	res = tedax_route_req_fsave(pcb, f);
+	res = tedax_route_req_fsave(pcb, f, cfg_argc, cfg_argv);
 	fclose(f);
 	return res;
 }
Index: trouter.h
===================================================================
--- trouter.h	(revision 32376)
+++ trouter.h	(revision 32377)
@@ -1,7 +1,7 @@
 #include "board.h"
 
-int tedax_route_req_save(pcb_board_t *pcb, const char *fn);
-int tedax_route_req_fsave(pcb_board_t *pcb, FILE *f);
+int tedax_route_req_save(pcb_board_t *pcb, const char *fn, int cfg_argc, fgw_arg_t *cfg_argv);
+int tedax_route_req_fsave(pcb_board_t *pcb, FILE *f, int cfg_argc, fgw_arg_t *cfg_argv);
 
 int tedax_route_res_fload(FILE *fn, const char *blk_id, int silent);
 int tedax_route_res_load(const char *fname, const char *blk_id, int silent);