diff --git a/lsp/minified.js b/lsp/minified.js
index 9db52d63..60ea65be 100644
--- a/lsp/minified.js
+++ b/lsp/minified.js
@@ -50,13 +50,13 @@ for(c in UI.countrylist)k.prototype.append($("<option>").val(c).html(UI.countryl
 a.values.append(a.prototype.clone(true));b.length>0?a.field.val($(this).val()+b.join(" ")):a.field.val("");a.field.trigger("change")});k.values.append(k.prototype.clone(!0));h.data("subUI",k).addClass("limit_list").append(k.blackwhite).append(k.values)}"pointer"in d&&(e.data("pointer",d.pointer).addClass("isSetting"),d.pointer.main&&(k=d.pointer.main[d.pointer.index],"undefined"!=k&&e.setval(k)));(""==e.getval()||null==e.getval())&&"value"in d&&e.setval(d.value);if("datalist"in d)for(c in k="datalist_"+
 c+MD5(e[0].outerHTML),e.attr("list",k),k=$("<datalist>").attr("id",k),h.append(k),d.datalist)k.append($("<option>").val(d.datalist[c]));h=$("<span>").addClass("help_container");n.append(h);"help"in d&&(h.append($("<span>").addClass("ih_balloon").html(d.help)),e.on("focus mouseover",function(){$(this).closest("label").addClass("active")}).on("blur mouseout",function(){$(this).closest("label").removeClass("active")}));if("validate"in d){n=[];for(l in d.validate){k=d.validate[l];if("function"!=typeof k)switch(k){case "required":k=
 function(a){return a==""||a==null?{msg:"This is a required field.",classes:["red"]}:false};break;case "int":k=function(a,b){var c=$(b).data("opts");if(!$(b)[0].validity.valid){var d=[];"min"in c&&d.push(" greater than or equal to "+c.min);"max"in c&&d.push(" smaller than or equal to "+c.max);return{msg:"Please enter an integer"+d.join(" and")+".",classes:["red"]}}};break;case "streamname":k=function(a,b){if(a!=""){if(!isNaN(a.charAt(0)))return{msg:"The first character may not be a number.",classes:["red"]};
-if(a.toLowerCase()!=a)return{msg:"Uppercase letters are not allowed.",classes:["red"]};if(a.replace(/[^\da-z_]/g,"")!=a)return{msg:"Special characters (except for underscores) are not allowed.",classes:["red"]};if("streams"in mist.data&&a in mist.data.streams&&$(b).data("pointer").main.name!=a)return{msg:"This streamname already exists.<br>If you want to edit an existing stream, please click edit on the the streams tab.",classes:["red"]}}};break;case "streamname_with_wildcard":k=function(a){if(a!=
-""){streampart=a.split("+");var b=streampart.slice(1).join("+");streampart=streampart[0];if(!isNaN(streampart.charAt(0)))return{msg:"The first character may not be a number.",classes:["red"]};if(streampart.toLowerCase()!=streampart)return{msg:"Uppercase letters are not allowed in a stream name.",classes:["red"]};if(streampart.replace(/[^\da-z_]/g,"")!=streampart)return{msg:"Special characters (except for underscores) are not allowed in a stream name.",classes:["red"]};if(streampart!=a&&b.replace(/[\00|\0|\/]/g,
-"")!=b)return{msg:"Slashes or null bytes are not allowed in wildcards.",classes:["red"]}}};break;case "streamname_with_wildcard_and_variables":k=function(a){if(a!=""){streampart=a.split("+");var b=streampart.slice(1).join("+");streampart=streampart[0];if(!isNaN(streampart.charAt(0)))return{msg:"The first character may not be a number.",classes:["red"]};if(streampart.toLowerCase()!=streampart)return{msg:"Uppercase letters are not allowed in a stream name.",classes:["red"]};if(streampart.replace(/[^\da-z_$]/g,
-"")!=streampart)return{msg:"Special characters (except for underscores) are not allowed in a stream name.",classes:["red"]};if(streampart!=a&&b.replace(/[\00|\0|\/]/g,"")!=b)return{msg:"Slashes or null bytes are not allowed in wildcards.",classes:["red"]}}};break;default:k=function(){}}n.push(k)}e.data("validate_functions",n).data("help_container",h).data("validate",function(a,b){if($(a).is(":visible")||$(a).is('input[type="hidden"]')){var c=$(a).getval(),d=$(a).data("validate_functions"),g=$(a).data("help_container");
-g.find(".err_balloon").remove();for(var f in d){var e=d[f](c,a);if(e){$err=$("<span>").addClass("err_balloon").html(e.msg);for(var h in e.classes)$err.addClass(e.classes[h]);g.prepend($err);b&&$(a).focus();return typeof e=="object"&&"break"in e?e["break"]:true}}return false}}).addClass("hasValidate").on("change keyup",function(){$(this).data("validate")($(this))});""!=e.getval()&&e.trigger("change")}"function"in d&&(e.on("change keyup",d["function"]),e.trigger("change"))}}b.on("keydown",function(a){var b=
-!1;switch(a.which){case 13:b=$(this).find("button.save").first();break;case 27:b=$(this).find("button.cancel").first()}b&&b.length&&(b.trigger("click"),a.stopPropagation())});return b},buildVheaderTable:function(a){var b=$("<table>").css("margin","0.2em"),c=$("<tr>").addClass("header").append($("<td>").addClass("vheader").attr("rowspan",a.labels.length+1).append($("<span>").text(a.vheader))),d=[];c.append($("<td>"));for(var e in a.labels)d.push($("<tr>").append($("<td>").html(""==a.labels[e]?"&nbsp;":
-a.labels[e]+":")));for(var l in a.content)for(e in c.append($("<td>").html(a.content[l].header)),a.content[l].body)d[e].append($("<td>").html(a.content[l].body[e]));b.append($("<tbody>").append(c).append(d));return b},plot:{addGraph:function(a,b){var c={id:a.id,xaxis:a.xaxis,datasets:[],elements:{cont:$("<div>").addClass("graph"),plot:$("<div>").addClass("plot"),legend:$("<div>").addClass("legend").attr("draggable","true")}};UI.draggable(c.elements.legend);c.elements.cont.append(c.elements.plot).append(c.elements.legend);
+if(a.toLowerCase()!=a)return{msg:"Uppercase letters are not allowed.",classes:["red"]};if(a.replace(/[^\da-z_\-\.]/g,"")!=a)return{msg:"Special characters (except for underscores (_), periods (.) and dashes (-)) are not allowed.",classes:["red"]};if("streams"in mist.data&&a in mist.data.streams&&$(b).data("pointer").main.name!=a)return{msg:"This streamname already exists.<br>If you want to edit an existing stream, please click edit on the the streams tab.",classes:["red"]}}};break;case "streamname_with_wildcard":k=
+function(a){if(a!=""){streampart=a.split("+");var b=streampart.slice(1).join("+");streampart=streampart[0];if(!isNaN(streampart.charAt(0)))return{msg:"The first character may not be a number.",classes:["red"]};if(streampart.toLowerCase()!=streampart)return{msg:"Uppercase letters are not allowed in a stream name.",classes:["red"]};if(streampart.replace(/[^\da-z_]/g,"")!=streampart)return{msg:"Special characters (except for underscores) are not allowed in a stream name.",classes:["red"]};if(streampart!=
+a&&b.replace(/[\00|\0|\/]/g,"")!=b)return{msg:"Slashes or null bytes are not allowed in wildcards.",classes:["red"]}}};break;case "streamname_with_wildcard_and_variables":k=function(a){if(a!=""){streampart=a.split("+");var b=streampart.slice(1).join("+");streampart=streampart[0];if(!isNaN(streampart.charAt(0)))return{msg:"The first character may not be a number.",classes:["red"]};if(streampart.toLowerCase()!=streampart)return{msg:"Uppercase letters are not allowed in a stream name.",classes:["red"]};
+if(streampart.replace(/[^\da-z_$]/g,"")!=streampart)return{msg:"Special characters (except for underscores) are not allowed in a stream name.",classes:["red"]};if(streampart!=a&&b.replace(/[\00|\0|\/]/g,"")!=b)return{msg:"Slashes or null bytes are not allowed in wildcards.",classes:["red"]}}};break;default:k=function(){}}n.push(k)}e.data("validate_functions",n).data("help_container",h).data("validate",function(a,b){if($(a).is(":visible")||$(a).is('input[type="hidden"]')){var c=$(a).getval(),d=$(a).data("validate_functions"),
+g=$(a).data("help_container");g.find(".err_balloon").remove();for(var f in d){var e=d[f](c,a);if(e){$err=$("<span>").addClass("err_balloon").html(e.msg);for(var h in e.classes)$err.addClass(e.classes[h]);g.prepend($err);b&&$(a).focus();return typeof e=="object"&&"break"in e?e["break"]:true}}return false}}).addClass("hasValidate").on("change keyup",function(){$(this).data("validate")($(this))});""!=e.getval()&&e.trigger("change")}"function"in d&&(e.on("change keyup",d["function"]),e.trigger("change"))}}b.on("keydown",
+function(a){var b=!1;switch(a.which){case 13:b=$(this).find("button.save").first();break;case 27:b=$(this).find("button.cancel").first()}b&&b.length&&(b.trigger("click"),a.stopPropagation())});return b},buildVheaderTable:function(a){var b=$("<table>").css("margin","0.2em"),c=$("<tr>").addClass("header").append($("<td>").addClass("vheader").attr("rowspan",a.labels.length+1).append($("<span>").text(a.vheader))),d=[];c.append($("<td>"));for(var e in a.labels)d.push($("<tr>").append($("<td>").html(""==
+a.labels[e]?"&nbsp;":a.labels[e]+":")));for(var l in a.content)for(e in c.append($("<td>").html(a.content[l].header)),a.content[l].body)d[e].append($("<td>").html(a.content[l].body[e]));b.append($("<tbody>").append(c).append(d));return b},plot:{addGraph:function(a,b){var c={id:a.id,xaxis:a.xaxis,datasets:[],elements:{cont:$("<div>").addClass("graph"),plot:$("<div>").addClass("plot"),legend:$("<div>").addClass("legend").attr("draggable","true")}};UI.draggable(c.elements.legend);c.elements.cont.append(c.elements.plot).append(c.elements.legend);
 b.append(c.elements.cont);return c},go:function(a){if(!(1>Object.keys(a).length)){var b={totals:[],clients:[]},c;for(c in a)for(var d in a[c].datasets){var e=a[c].datasets[d];switch(e.datatype){case "clients":case "upbps":case "downbps":case "perc_lost":case "perc_retrans":switch(e.origin[0]){case "total":b.totals.push({fields:[e.datatype],end:-15});break;case "stream":b.totals.push({fields:[e.datatype],streams:[e.origin[1]],end:-15});break;case "protocol":b.totals.push({fields:[e.datatype],protocols:[e.origin[1]],
 end:-15})}break;case "cpuload":case "memload":b.capabilities={}}}0==b.totals.length&&delete b.totals;0==b.clients.length&&delete b.clients;mist.send(function(){for(var b in a){var c=a[b];if(1>c.datasets.length){c.elements.plot.html("");c.elements.legend.html("");break}switch(c.xaxis){case "time":var d=[];c.yaxes={};var e=[],m;for(m in c.datasets){var k=c.datasets[m];k.display&&(k.getdata(),k.yaxistype in c.yaxes||(d.push(UI.plot.yaxes[k.yaxistype]),c.yaxes[k.yaxistype]=d.length),k.yaxis=c.yaxes[k.yaxistype],
 e.push(k))}d[0]&&(d[0].color=0);c.plot=$.plot(c.elements.plot,e,{legend:{show:!1},xaxis:UI.plot.xaxes[c.xaxis],yaxes:d,grid:{hoverable:!0,borderWidth:{top:0,right:0,bottom:1,left:1},color:"black",backgroundColor:{colors:["rgba(0,0,0,0)","rgba(0,0,0,0.025)"]}},crosshair:{mode:"x"}});d=$("<table>").addClass("legend-list").addClass("nolay").html($("<tr>").html($("<td>").html($("<h3>").text(c.id))).append($("<td>").css("padding-right","2em").css("text-align","right").html($("<span>").addClass("value")).append($("<button>").data("opts",
diff --git a/lsp/mist.js b/lsp/mist.js
index c85d2eb0..8b1b9ccc 100644
--- a/lsp/mist.js
+++ b/lsp/mist.js
@@ -1232,9 +1232,9 @@ var UI = {
                       classes: ['red']
                     };
                   }
-                  if (val.replace(/[^\da-z_]/g,'') != val) {
+                  if (val.replace(/[^\da-z_\-\.]/g,'') != val) {
                     return {
-                      msg: 'Special characters (except for underscores) are not allowed.',
+                      msg: 'Special characters (except for underscores (_), periods (.) and dashes (-)) are not allowed.',
                       classes: ['red']
                     };
                   }