default root pw is changeme

openwrt/DIR505A1/etc/shadow

@@ -1,4 +1,4 @@
-root::0:0:99999:7:::
+root:$1$rTz.JBwQ$fI.mmOlidBEi2jf4MlpxW1:16245:0:99999:7:::
 daemon:*:0:0:99999:7:::
 ftp:*:0:0:99999:7:::
 network:*:0:0:99999:7:::