{"id":103,"date":"2018-02-27T19:49:02","date_gmt":"2018-02-27T18:49:02","guid":{"rendered":"https:\/\/www.netwerkhelden.nl\/cms\/?p=103"},"modified":"2018-03-01T14:59:39","modified_gmt":"2018-03-01T13:59:39","slug":"loadbalancing-ivanti-relay-servers","status":"publish","type":"post","link":"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/","title":{"rendered":"Loadbalancing Ivanti Relay servers"},"content":{"rendered":"<p>Sinds versie 2012 van RES Workspace Manager heeft RES de mogelijkheid om gebruik te maken van de optionele RES Relay servers. Hiermee verbinden de RES agents niet direct naar de database, maar via \u00e9\u00e9n of meerdere Relay servers. In deze blog zal ik uitleggen hoe je de Loadbalancing van de Relay servers kan regelen met behulp van de Netscalers van Citrix.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-105 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelay.png\" alt=\"\" width=\"607\" height=\"656\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelay.png 607w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelay-278x300.png 278w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelay-580x627.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelay-320x346.png 320w\" sizes=\"auto, (max-width: 607px) 100vw, 607px\" \/><\/p>\n<h2>Voordelen RES relay server<\/h2>\n<p>Ivanti geeft aan dat in een single-site topology het gebruik van Relay servers de load op de datastore kan helpen verminderen. De Relay server chachet de informatie uit de datastore en kan hiermee een groot aantal agents bedienen.<\/p>\n<blockquote><p><span class=\"fontstyle0\">Decreasing Datastore load and increasing scalability<\/span><\/p><\/blockquote>\n<p>Een additioneel voordeel is dat er door het te maken van meerdere Relay servers het niet noodzakelijk is om een database cluster op te zetten voor de datastore om zodoende een hoogbeschikbare omgeving verkrijgen.<\/p>\n<p>De Workspace Control omgeving wordt daarnaast veiliger omdat de agents geen directe verbinding meer nodig hebben naar de database. De Relay servers maken daarentegen gebruik een environment password voor de communicatie met de Agents. Dit environment password geeft namelijk geen toegang tot de database.<\/p>\n<h2>Beperkingen<\/h2>\n<p>Het gebruik van de Ivanti Relay servers in de standaard opzet, zonder loadbalancing, heeft een aantal beperkingen.<\/p>\n<p>In het eerste geval is er geen monitoring op de backend services. Daarnaast wordt er geen load distributie gedaan. Wanneer een agent verbinding wil maken met een Relay server zal hij verbinding maken met de eerste server die antwoord, ongeacht zijn load.<\/p>\n<blockquote><p>\u00a0Selected connection methods are handled in order of appearance; and the Agent will stop looking for additional connections as soon as a valid connection is found.<\/p><\/blockquote>\n<p>Wanneer we de Relay servers via de Netscaler Loadbalancen hebben we beide beperkingen ondervangen. Door middel van een Netscaler monitor kunnen we de status van de Relay server in de gaten houden en verkeer, in het geval van problemen, naar de Relay servers sturen die wel online zijn.<\/p>\n<h2>Configuratie<\/h2>\n<p>In de volgende alinea&#8217;s zal ik laten zien hoe een simpele loadbalancing setup voor de Relay servers opgezet kan worden. In de voorbeelden ga ik er vanuit dat er reeds een werkende Workspace Control omgeving inclusief twee of meer Relay servers bestaat evenals een Netscaler omgeving met \u00e9\u00e9n of meerdere Netscalers.<\/p>\n<h3>Stap 1<\/h3>\n<p>We beginnen met het aanmaken van de serverobjecten voor in de Netscaler voor de Relay servers.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-110 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb1.png\" alt=\"\" width=\"336\" height=\"645\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb1.png 336w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb1-156x300.png 156w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb1-320x614.png 320w\" sizes=\"auto, (max-width: 336px) 100vw, 336px\" \/><\/p>\n<h3>Stap 2<\/h3>\n<p>Als de server objecten zijn aangemaakt kunnen we een monitor aanmaken. Met de monitor kunnen we de status van de Relay servers controleren en bepalen of de Relay servers gezond zijn en of we dus verkeer naar de server kunnen sturen.<\/p>\n<p>Standaard gebruikt de Relay server TCP poort 1942. We kunnen dit controleren op de Relay server door de &#8216;Relay Server Configuration Tool&#8217; te raadplegen<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-128 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb2-1.png\" alt=\"\" width=\"949\" height=\"232\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb2-1.png 949w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb2-1-300x73.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb2-1-768x188.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb2-1-720x176.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb2-1-580x142.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb2-1-320x78.png 320w\" sizes=\"auto, (max-width: 949px) 100vw, 949px\" \/><\/p>\n<p>of via de commandline met &#8216;Netstat&#8217;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-129 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb3-1.png\" alt=\"\" width=\"580\" height=\"294\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb3-1.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb3-1-300x152.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb3-1-320x162.png 320w\" sizes=\"auto, (max-width: 580px) 100vw, 580px\" \/><\/p>\n<p>Bij het aanmaken van de monitor hoeven we enkel de poort op te geven en niet het IP adres. Wanneer we het IP adres leeg maken zal de monitor het IP adres van de serverobjecten die we in stap 1 aangemaakt hebben gebruiken.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-113 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb4.png\" alt=\"\" width=\"521\" height=\"756\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb4.png 521w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb4-207x300.png 207w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb4-320x464.png 320w\" sizes=\"auto, (max-width: 521px) 100vw, 521px\" \/><\/p>\n<h3>Stap 3<\/h3>\n<p>Nu de we de server objecten en de monitor hebben kunnen we een Service Group aanmaken voor beide.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-116 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb5.png\" alt=\"\" width=\"1234\" height=\"343\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb5.png 1234w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb5-300x83.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb5-768x213.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb5-1024x285.png 1024w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb5-720x200.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb5-580x161.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb5-320x89.png 320w\" sizes=\"auto, (max-width: 1234px) 100vw, 1234px\" \/><\/p>\n<p>Koppel de twee server objecten als Service Group Member aan de Service Group.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-130 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb6-1.png\" alt=\"\" width=\"1150\" height=\"279\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb6-1.png 1150w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb6-1-300x73.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb6-1-768x186.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb6-1-1024x248.png 1024w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb6-1-720x175.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb6-1-580x141.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb6-1-320x78.png 320w\" sizes=\"auto, (max-width: 1150px) 100vw, 1150px\" \/><\/p>\n<p>Nu de Server Objecten gekoppeld zijn kunnen we de monitor toevoegen aan de Service Group.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-131 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb7-1.png\" alt=\"\" width=\"1152\" height=\"219\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb7-1.png 1152w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb7-1-300x57.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb7-1-768x146.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb7-1-1024x195.png 1024w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb7-1-720x137.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb7-1-580x110.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb7-1-320x61.png 320w\" sizes=\"auto, (max-width: 1152px) 100vw, 1152px\" \/><\/p>\n<p>Onder Service group -&gt; Group Members -&gt; monitor details kun je nu zien of de monitor probes succesvol zijn. Dit betekend dat de Relay server gezond is en verbindingen van de agents kan accepteren.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-132 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb8-1.png\" alt=\"\" width=\"1152\" height=\"214\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb8-1.png 1152w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb8-1-300x56.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb8-1-768x143.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb8-1-1024x190.png 1024w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb8-1-720x134.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb8-1-580x108.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb8-1-320x59.png 320w\" sizes=\"auto, (max-width: 1152px) 100vw, 1152px\" \/><\/p>\n<p>Indien we alles correct hebben geconfigureerd zal de Service Group de status &#8216;UP&#8217; hebben.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-120 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb9.png\" alt=\"\" width=\"1259\" height=\"45\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb9.png 1259w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb9-300x11.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb9-768x27.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb9-1024x37.png 1024w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb9-720x26.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb9-580x21.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb9-320x11.png 320w\" sizes=\"auto, (max-width: 1259px) 100vw, 1259px\" \/><\/p>\n<h3>Stap 4<\/h3>\n<p>Nu we de Service Group aangemaakt hebben kunnen we de loadbalancing vServer aanmaken. Hiervoor is een vrij IP adres nodig of een we kunnen een IP adres hergebruiken zolang de IP adres en poort combinatie maar uniek zijn.<\/p>\n<p>Zoals je in het onderstaande afbeelding kunt zien hebben we bijvoorbeeld al een vServer voor de load balancing voor Storefront aangemaakt. Deze kunnen we hergebruiken omdat deze alleen op poort 443 luistert. Het IP adres voor de Navision vServer is bijvoorbeeld niet beschikbaar omdat we daar op alle poorten luisteren.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-133 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb10-2.png\" alt=\"\" width=\"1273\" height=\"306\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb10-2.png 1273w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb10-2-300x72.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb10-2-768x185.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb10-2-1024x246.png 1024w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb10-2-720x173.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb10-2-580x139.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb10-2-320x77.png 320w\" sizes=\"auto, (max-width: 1273px) 100vw, 1273px\" \/><\/p>\n<p>Als de vServer is aangemaakt zal deze zowel bij &#8216;State&#8217; als bij de &#8216;Effective&#8217; state de status &#8216;UP&#8217; geven.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-124 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb11.png\" alt=\"\" width=\"1260\" height=\"62\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb11.png 1260w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb11-300x15.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb11-768x38.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb11-1024x50.png 1024w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb11-720x35.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb11-580x29.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb11-320x16.png 320w\" sizes=\"auto, (max-width: 1260px) 100vw, 1260px\" \/><\/p>\n<h3>Stap 5<\/h3>\n<p>De volgende stap na de basis configuratie van de vServer, is het instellen van de de Load Balancing methode.<\/p>\n<p>Ik heb in dit voorbeeld gekozen voor &#8216;leastconnection&#8217; gekozen waardoor de load netjes over alle beschikbare Relay servers zal worden verdeeld.<\/p>\n<p>Het &#8216;leastconnection&#8217; algoritme zal proberen om alle verbindingen netjes over de Relay servers te verdelen. Het algoritme gebruikt de volgende expressie om te bepalen naar welke server de verbinding gestuurd zal worden:<\/p>\n<p><em><strong>N = het aantal actieve verbindingen<\/strong><\/em><\/p>\n<p>Wanneer alle Relay servers het zelfde aantal actieve verbindingen hebben zal het algoritme in Round Robin gebruiken om de load te verdelen.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-125 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb12.png\" alt=\"\" width=\"1239\" height=\"475\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb12.png 1239w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb12-300x115.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb12-768x294.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb12-1024x393.png 1024w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb12-720x276.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb12-580x222.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb12-320x123.png 320w\" sizes=\"auto, (max-width: 1239px) 100vw, 1239px\" \/><\/p>\n<h3>Stap 6<\/h3>\n<p>Nu de Loadbalancing vServer is actief is kunnen in Ivanti Workspace Control de Agents laten verbinden naar het IP adres van de vServer. Desgewenst kunnen we in DNS aan A record aanmaken naar bijvoorbeeld resrelay.domein.local en op FQDN verbinden.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-135 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb13.png\" alt=\"\" width=\"868\" height=\"321\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb13.png 868w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb13-300x111.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb13-768x284.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb13-720x266.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb13-580x214.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb13-320x118.png 320w\" sizes=\"auto, (max-width: 868px) 100vw, 868px\" \/><\/p>\n<p>In de controle stap kunnen we verifi\u00ebren of de Agent nog verbinding heeft met de Relay Server en we kunnen de status controleren in de Netscaler.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-136 size-full\" src=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb14.png\" alt=\"\" width=\"1203\" height=\"148\" srcset=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb14.png 1203w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb14-300x37.png 300w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb14-768x94.png 768w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb14-1024x126.png 1024w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb14-720x89.png 720w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb14-580x71.png 580w, https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/resrelayserverlb14-320x39.png 320w\" sizes=\"auto, (max-width: 1203px) 100vw, 1203px\" \/><\/p>\n<p>Hier is nu ook te zien dat er er momenteel twee connecties zijn en dat deze netjes verdeeld zijn over de beide Relay Servers.<\/p>\n<p>Meer informatie over het de installatie van Relay servers is te vinden op de <a href=\"https:\/\/community.ivanti.com\/community\/res\" target=\"_blank\" rel=\"noopener\">Community website<\/a> van Ivanti.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sinds versie 2012 van RES Workspace Manager heeft RES de mogelijkheid om gebruik te maken van de optionele RES Relay servers. Hiermee verbinden de RES agents niet direct naar de database, maar via \u00e9\u00e9n of meerdere Relay servers. In deze blog zal ik uitleggen hoe je de Loadbalancing van de Relay servers kan regelen met &hellip; <a href=\"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/\" class=\"more-link\">Verder lezen <span class=\"screen-reader-text\">Loadbalancing Ivanti Relay servers<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":104,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[6],"tags":[14,15,4,13,12],"class_list":["post-103","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-netscaler","tag-ivanti","tag-load-balancing","tag-netscaler","tag-relay","tag-res"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Loadbalancing Ivanti Relay servers - Netwerkhelden<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/\" \/>\n<meta property=\"og:locale\" content=\"nl_NL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Loadbalancing Ivanti Relay servers - Netwerkhelden\" \/>\n<meta property=\"og:description\" content=\"Sinds versie 2012 van RES Workspace Manager heeft RES de mogelijkheid om gebruik te maken van de optionele RES Relay servers. 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In deze blog zal ik uitleggen hoe je de Loadbalancing van de Relay servers kan regelen met &hellip; Verder lezen Loadbalancing Ivanti Relay servers\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/\" \/>\n<meta property=\"og:site_name\" content=\"Netwerkhelden\" \/>\n<meta property=\"article:published_time\" content=\"2018-02-27T18:49:02+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2018-03-01T13:59:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/fre-sonneveld-1927-unsplash-1024x683.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"683\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Eltjo van Gulik\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@eltjovg\" \/>\n<meta name=\"twitter:site\" content=\"@eltjovg\" \/>\n<meta name=\"twitter:label1\" content=\"Geschreven door\" \/>\n\t<meta name=\"twitter:data1\" content=\"Eltjo van Gulik\" \/>\n\t<meta name=\"twitter:label2\" content=\"Geschatte leestijd\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minuten\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/\"},\"author\":{\"name\":\"Eltjo van Gulik\",\"@id\":\"https:\/\/www.netwerkhelden.nl\/cms\/#\/schema\/person\/e7b0a46728add9ab4b55e6710ff4c1c5\"},\"headline\":\"Loadbalancing Ivanti Relay servers\",\"datePublished\":\"2018-02-27T18:49:02+00:00\",\"dateModified\":\"2018-03-01T13:59:39+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/\"},\"wordCount\":921,\"image\":{\"@id\":\"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.netwerkhelden.nl\/cms\/wp-content\/uploads\/2018\/02\/fre-sonneveld-1927-unsplash.jpg\",\"keywords\":[\"Ivanti\",\"Load balancing\",\"Netscaler\",\"Relay\",\"RES\"],\"articleSection\":[\"Netscaler\"],\"inLanguage\":\"nl-NL\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/\",\"url\":\"https:\/\/www.netwerkhelden.nl\/cms\/2018\/02\/27\/loadbalancing-ivanti-relay-servers\/\",\"name\":\"Loadbalancing Ivanti Relay servers - 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