sending spa8000 check-sync seems to work better

src/mod/endpoints/mod_sofia/sofia_reg.c

@@ -601,6 +601,8 @@ void sofia_reg_send_reboot(sofia_profile_t *profile, const char *callid, const c
 
 	if (switch_stristr("snom", user_agent) || switch_stristr("yealink", user_agent)) {
 		event = "check-sync;reboot=true";
+	} else if (switch_stristr("Linksys/SPA8000", user_agent)) {
+		event = "check-sync";
 	} else if (switch_stristr("linksys", user_agent)) {
 		event = "reboot_now";
 	} else if (switch_stristr("spa", user_agent)) {