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				<h1 class="basic-info-header-docno inline-block">TIA-4957.300</h1>
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		<span>Revision A, April 11, 2017</span>
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				<h1 class="doc-title">Network Layer Specification- Extension on Field Area Networks</h1>
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									<h6><span>Revision A, July 2017</span></h6>
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			<strong>Revision:</strong>
			
		<span>Revision A, April 11, 2017</span>
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			<strong>Published Date:</strong>
			April 11, 2017
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			<strong>Status:</strong>
			Active, Most Current
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			<strong>Document Language:</strong>
			
			
			English
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					Telecommunications Industry Association (TIA)
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			<strong>Page Count:</strong>
			32
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			<strong>ANSI Approved:</strong>
			
				Yes
			
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				No
			
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	<h1 id="abstract-section" class="upsell-header">Description / Abstract:</h1>
	
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	<strong>Scope and Purpose</strong> <br><br>This document defines a Network Layer profile for TR51 Smart Utility Networks, particularly in the extension on Field Area Networks.
	 
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		/* From page_header_scripts_include.cfm */
		
		TagManager = {
			addToCart: function(productstring) {},
			removeFromCart: function(productstring) {}
		};
		
		window.name="_Global";
		
		var TimeToFade = 1000.0;
	
		function fade(eid){
			var element = document.getElementById(eid);
			if(element == null) return;
		
			if(element.FadeState == null){
				if(element.style.opacity == null || element.style.opacity == '' || element.style.opacity == '1')
					element.FadeState = 2;
			    else
					element.FadeState = -2;
			}
		
			if(element.FadeState == 1 || element.FadeState == -1){
			    element.FadeState = element.FadeState == 1 ? -1 : 1;
			    element.FadeTimeLeft = TimeToFade - element.FadeTimeLeft;
			}else{
			    element.FadeState = element.FadeState == 2 ? -1 : 1;
			    element.FadeTimeLeft = TimeToFade;
			    setTimeout("animateFade(" + new Date().getTime() + ",'" + eid + "')", 33);
			}
		}
	
		function animateFade(lastTick, eid){
			var curTick = new Date().getTime();
			var elapsedTicks = curTick - lastTick;
			var element = document.getElementById(eid);
		
			if(element.FadeTimeLeft <= elapsedTicks){
			    element.style.opacity = element.FadeState == 1 ? '1' : '0';
			    element.style.filter = 'alpha(opacity = ' + (element.FadeState == 1 ? '100' : '0') + ')';
			    element.FadeState = element.FadeState == 1 ? 2 : -2;
			    return;
			}
		
			element.FadeTimeLeft -= elapsedTicks;
			var newOpVal = element.FadeTimeLeft/TimeToFade;
			if(element.FadeState == 1) newOpVal = 1 - newOpVal;
		
			element.style.opacity = newOpVal;
			element.style.filter = 'alpha(opacity = ' + (newOpVal*100) + ')';
			setTimeout("animateFade(" + curTick + ",'" + eid + "')", 33);
		}
		
		
		function fn_submit_cart(){
			document.shopping_form_include.action = 'https://global.ihs.com/doc_detail.cfm?FORCEAPPLICATIONREFRESH=0&item_key_date=820531&input_doc_number=TIA\x2D4940&input_doc_title=&item_s_key=00602220&csf=TIA&cart_action=update';
			document.shopping_form_include.submit();
		}
	
		function fn_set_index(item_index,  discount){
			if(discount.indexOf("H") > -1 || discount.indexOf("B") > -1){
				var prev_index = item_index - 1;
				document.shopping_form_include.hdn_update_index.value = prev_index + "," + item_index;
			}else{
				document.shopping_form_include.hdn_update_index.value = item_index;
			}
			fn_submit_cart();
		}
	
		function fn_set_qty(item_index, discount){
			if(discount.indexOf("H") > -1 || discount.indexOf("B") > -1){
				var prev_index = item_index - 1;
				document.shopping_form_include.hdn_update_index.value = prev_index + "," + item_index;
			}else{
				document.shopping_form_include.hdn_update_index.value = item_index;
			}
	
			var a = eval("document.shopping_form_include.document_quantity_input" + item_index);
			a.value = 0;
			fn_submit_cart();
		}
		
		/* active_cart_include.cfm */
		
		function isNumber(evt){
		    evt = (evt) ? evt : window.event;
		    var charCode = (evt.which) ? evt.which : evt.keyCode;
		    if(charCode > 31 && (charCode < 48 || charCode > 57)){
		        return false;
		    } else if(charCode==13){
				return false;
			}
		
		    return true;
		}
		
		function fn_check_active(j,qty,total_items){
			var a=eval("document.shopping_form_include.document_quantity_input"+j);
			if (((a.value) == qty) || (a.value)=="") {
				document.getElementById('update_qty'+j).style.display = "none";
				document.getElementById('delete_qty'+j).style.display = "none";
			} else if ((a.value) > 0) {
				document.getElementById('update_qty'+j).style.display = "";
				document.getElementById('delete_qty'+j).style.display = "none";
			} else if ((a.value) == 0) {
				document.getElementById('update_qty'+j).style.display = "none";
				document.getElementById('delete_qty'+j).style.display = "";
			}
		
			var update_cart_flag = 0;
			for (var i=1;i<=total_items;i++){
				if (document.getElementById('update_qty'+i) != null){
					if ((document.getElementById('update_qty'+i).style.display == "") || (document.getElementById('delete_qty'+i).style.display == "")){
						update_cart_flag = update_cart_flag + 1;
					}
				}
			}
			if (update_cart_flag >=2){
				document.getElementById('update_cart').style.display = "";
			} else {
				document.getElementById('update_cart').style.display = "none";
			}
		}
		
		function fn_check_qty(j,qty){
			var a=eval("document.shopping_form_include.document_quantity_input"+j);
			if((a.value) == ""){
				a.value = qty;
			}
		}
	
	</script>


	<script type="text/javascript" src="/js/jquery-1.11.0.min.js"></script>
	<script type="text/javascript" src="/js/jquery-ui.min.js"></script>


<script TYPE="text/javascript">
	var $j = $;
	
	$(document).ready(function() {
		var delay=500;
		var timeout;
		
		$('.dropdown').hover(function(e) {
			var obj = $(this);
			obj.children("a").addClass("hover");
		    timeout = setTimeout(function() {
				obj.find(".dropdown-menu").show();
		    }, delay);
		}, function(e) {
			var obj = $(this);

			//check to see if current hover element is (hasAncestor) of dropdown
			if (e.target.className != 'price-label-multiuser-dropdown') {
			    clearTimeout(timeout);
			    obj.find(".dropdown-menu").hide();
				obj.children("a").removeClass("hover");
			}
		});


		$('.masthead-browse-menu-submenu-item-with-menu').hover(function() {
			var obj = $(this);

			obj.parent().siblings(".masthead-browse-menu-submenu-container").hide();
			obj.parent().siblings("#" + obj.attr("id") + "-options").show();

			obj.siblings().removeClass("hover");
			obj.addClass("hover");

		});

		$("#search-bar-searchbox").on("blur", function(e) {
		  	if (document.form_header.input_doc_number.value == "") {
				document.form_header.input_doc_number.value="";
		  		document.getElementById('search-bar-searchbox').className = '';
			}
		});

		$("#search-bar-searchbox").on("focus", function(e) {
		  	if (document.form_header.input_doc_number.value == "") {
		  		document.form_header.input_doc_number.value="";
		  		document.getElementById('search-bar-searchbox').className = 'search-bar-searchbox-query-text';
			}
		});

		$('#search-bar-publishers-select').chosen();

	});
	
</script>

<script type="text/javascript">
	function updateShoppingCartMenu(cart) {
		$("#tblShoppingCart tr.dynamic-row").remove();
		$("#trHeaderSeparator").after(cart);
		$("#tblShoppingCartEmpty").hide();
		$("#tblShoppingCart").show();
		$("#cartTotalQuantity").text($("#hdnCartTotalQuantity").val());
	}
</script>

<script src="js-image-slider.js" type="text/javascript"></script>
<script type="text/javascript" src="/js/jquery.placeholder.min.js"></script>
<script type="text/javascript" src="/js/autofill-event.js"></script>
<script type="text/javascript" src="/js/util.js?version=#request.releaseVersion#"></script>
<script src="chosen.jquery.min.js" type="text/javascript"></script>
<script type="text/javascript" src="jquery.ie-select-width.min.js"></script>


    	<script>
    		$("#documentImage").dialog({
				height:600, width:634, modal:false, autoOpen:false,
				dialogClass: "noTitleStuff",
				show: { effect: "fade", duration: 200 },
				hide: { effect: "fade", duration: 200 },
				modal: true,
				draggable: false,
				resizable: false,
				open: function() {setTimeout(enableAbsolute, 250)},
				close: function() {$(".ui-dialog").toggleClass("absolute-position", false)},
				buttons: [
					{
						text: "Close",
						"class": "dialogCloseButton",
						click: function() {
							$( this ).dialog( "close" );
							$(".ui-dialog").toggleClass("absolute-position", false);
						}
					}
				]
			});
			
			function enableAbsolute() {
				$(".ui-dialog").toggleClass("absolute-position", true)
			}
			
			$(".image-container").on('click', 'img', function() {
	        	$("#documentImage").dialog("open");
	    	});
	    	
	    	$("#documentImage").css("display", "table-cell");
	
			var $loader = getAjaxLoader();
	
			/*
				PreviewContentFactory: currently only PDF previews are expected but as per reqirements other formats may come into play in the future 
			*/
			var PreviewContentFactory = function(){}
	
			PreviewContentFactory.prototype = {
				render: function(type){
					var globalID = $('input[name=globalid]').val();
					switch(type.toLowerCase()){
						case 'pdf':
	
							if($('.btn-doc-preview').hasClass('manual-preview')){
								try{
									var pid = $('.btn-doc-preview').attr('data-id');
									var content = '';
									if(pid){
										content = '<iframe title=\'' + $('.basic-info-header-docno').text() + '\' frameborder=\'0\' src=\'preview.cfm?k=' + pid + '&m=1\' width=\'1150\' height=\'550\'></iframe>'
									}else{
										content = 'Preview id is undefined';
									}
									$('.doc-preview-dialog .ui-dialog-content').html(content);
								}catch(e){
									$('.doc-preview-dialog .ui-dialog-content').html(e.message);
								}
							}else{
								$.ajax({
									type: 'POST',
									url : 'https://global.ihs.com/ajax_proxy.cfm?method=cfc.document.Ajax.getDocumentPreview&returnformat=json',
									data : { 
										pref: 'previewwndcagaaaaaaaaaa00602220820531',
										globalid: globalID
									},
									beforeSend: function(xhr, settings){
										$('.doc-preview-dialog .ui-dialog-content').html($loader);
									},
									success: function(response, status, xhr){
										// console.log(response);
										try{
											var content = '';
											if(response.key){
												content = '<iframe title=\'' + $('.basic-info-header-docno').text() + '\' frameborder=\'0\' src=\'preview.cfm?k=' + response.key + '\' width=\'1150\' height=\'550\'></iframe>'
											}else{
												content = response.message;
											}
											$('.doc-preview-dialog .ui-dialog-content').html(content);
										}catch(e){
											$('.doc-preview-dialog .ui-dialog-content').html(e.message);
											// console.log(e.message);
										}
									},
									error: function(xhr, status, error){
										$('.doc-preview-dialog .ui-dialog-content').html(error);
										// console.log(error);
									}
								});
							}
							break;
						default:
							break;
					}
					// console.log('PreviewContentFactory:render()');
				}
			}
	
	
			$('.btn-doc-preview').on('click', function(event){
	
				var buttons = [
					{
						'text' 	: 'Close',
						'class' : 'doc-preview-x-btn',
						'click' : function(){
							$(this).dialog('destroy');
						}
					}
					/*{
						'text' 	: 'Download',
						'class' : 'doc-preview-download-btn',
						'click' : function(){
							$(this).dialog('destroy');
						}
					}*/
				];
	
	
				var content = $('#document-preview-dialog-tmpl').html();
	
				$('<div/>').html(content).dialog({
					'title' 		: $('.basic-info-header-docno').text(),
					'width' 		: 1200,
					'height' 		: 750,
					'autoOpen' 		: false,
					'dialogClass' 	: 'doc-preview-dialog global-dialog no-close',
					'show' 			: { 'effect' : 'fade', 'duration' : 200 },
					'hide' 			: { 'effect' : 'fade', 'duration' : 200 },
					'modal' 		: true,
					'draggable' 	: true,
					'resizable' 	: false,
					'buttons' 		: buttons,
					'closeOnEscape' : false,
					'show'			: { effect: "fade", duration: 200 },
					'hide'			: { effect: "fade", duration: 200 },
					'open' 			: function(event, ui){
						var factory = new PreviewContentFactory();
						
						factory.render('pdf');
					}
				}).dialog('open');
	
			});
		</script>
    

<style>
    #splash {
        position:fixed;
        top: 100px;
        left: 400px;
        height: 80px;
		width:500px;
        background:#F3F3F3;
		border:#666666 1px solid;
		font-family:Arial;
		font-size:14px;
		font-weight:bold;
		vertical-align:middle;
		text-align:center;
		color: #666666;
		border-radius: 15px;
		z-index:100000;
    }
</style>
		
		
			<script language="JavaScript" type="text/javascript">
				productsIHS=";00602220:820531:a";
				customerIDIHS="";
			</script> 
		

		<script type="text/javascript">_satellite.pageBottom();</script>
		
</body>
</html>


<script language="javascript">


	// jQuery UI Tooltip handler for upsell/cross-sell links
	jQuery(function(){
		jQuery('.doc-name').each(function(i, e){
			jQuery(e).tooltip({
				'tooltipClass': 'upsell-tooltip',
				'content': jQuery(e).next().html(),
				// delay tooltip hiding 'onmouseout'
				'close': function(event, ui){
    				ui.tooltip.hover(
        				function(){
            				jQuery(this).stop(true).fadeTo(400, 1); 
				        },
        				function(){
            				jQuery(this).fadeOut('400', function(){ jQuery(this).remove(); });
        				}
    				);
  				}
			});
		});
		
		
		jQuery('.arrow-up img').click(function(e){
			document.location.href = '#doc-details-header';
		});
		
		jQuery('.backordered').tooltip({
			'tooltipClass': 'back-ordered-pricing-tooltip',
			'content': jQuery('.backordered-label').next().html(),
			'position': { at: "left+10 top+30" },
			// delay tooltip hiding 'onmouseout'
			'close': function(event, ui){
				ui.tooltip.hover(
    				function(){
        				jQuery(this).stop(true).fadeTo(400, 1); 
			        },
    				function(){
        				jQuery(this).fadeOut('400', function(){ jQuery(this).remove(); });
    				}
				);
			}
		});
		
		jQuery('.multi-user-pdf-tooltip').tooltip({
			'tooltipClass': 'multi-user-pdf-pricing-tooltip',
			'content': jQuery('.multi-user-pdf-tooltip').next().html(),
			// delay tooltip hiding 'onmouseout'
			'close': function(event, ui){
				ui.tooltip.hover(
    				function(){
        				jQuery(this).stop(true).fadeTo(400, 1); 
			        },
    				function(){
        				jQuery(this).fadeOut('400', function(){ jQuery(this).remove(); });
    				}
				);
			}
		});
		
		jQuery('.history-button').tooltip({
			'tooltipClass': 'pricing-tooltip',
			'content': jQuery('.history-button').next().html(),
			'position': { at: "right top+30" },
			// delay tooltip hiding 'onmouseout'
			'close': function(event, ui){
				ui.tooltip.hover(
    				function(){
        				jQuery(this).stop(true).fadeTo(400, 1); 
			        },
    				function(){
        				jQuery(this).fadeOut('400', function(){ jQuery(this).remove(); });
    				}
				);
			}
		});
	});

</script>