17, · In addition, you can collocate e Persistent Chat Server back-end server and e Persistent Chat Compliance database (if enabled) on e local SQL Server Express back-end server. You can also choose to use a arate SQL Server wi a dedicated instance. Important. If you choose to deploy Persistent Chat Server on a Standard Edition server, you can collocate e Persistent chat database and e Persistent Chat Compliance database on e same Standard Edition server. You can collocate each of e following databases on a single database server: Monitoring database. Archiving database. 11, · You can collocate a trusted application server wi e Front End Server. e following server roles must each be deployed on a arate computer: Director. Edge Server. Mediation Server (if not collocated wi e Front End Server) Office Web Apps Server. You cannot collocate Persistent Chat server role wi e Front End Server. 22, · 4. Make sure you have e latest Cumulative Updates installed on e PC server. In my case is was e issue. So as a umb rule its always better to look for e latest CU’s in e persistent chat server. Also make sure at e persistent chat services are running fine in e PC servers. 5. We saw e Event errors on PERSISTENT CHAT Server several times wi in is minute window when e stored procedure was running between .12 am and .22 am. If you see e Highlighted Section above you will see at e events happened between .13 am and stopped at .20 am. is is exactly e time when e Stored procedure started. 27, · e maximum allowed value for e Maximum number of persistent chat rooms allowed is 2500. Example: Assuming 0 users per rooms in average, e IM and Presence service can support: 3500 persistent chat rooms per server wi out HA. 1750 persistent chat rooms per server wi HA. If you want to deploy a highly available environment for persistent chat, you will need to deploy 2 new machines to put into a persistent chat pool and check Multiple computer pool. It is not supported by Microsoft at is time to collocate e persistent chat service on e same machines in an enterprise front end pool. Once done, click Next. e first step, as we can see, will be performed in e Topology Builder, which is defining a new Persistent Chat pool (e menu is e same even if we collocate e role). In a Standard Edition scenario, e value of e FQDN field is e name of e Lync Front End Server, where Persistent Chat will be collocated (see e following screenshot). 26, · For Cisco Jabber mobile clients, Persistent chat is available on Cisco Unified Communications Manager IM and Presence Service 11.5 su5. See Database Setup for IM and Presence Service on Cisco Unified Communications Manager for information on e database configuration to support persistent chats. 31, · Lync Server , Persistent Chat Server is part of e Lync Server infrastructure. Deploying Persistent Chat Server requires at you: Use Topology Builder to define, or import, and subsequently publish your topology and e components at you want to deploy. Prepare your environment for deploying Persistent Chat Server components. 24, · Microsoft SQL Server. High Availability for Persistent Chat feature. Make sure at bo presence redundancy group nodes are assigned to e same unique logical external database instance. Oracle, PostgreSQL, and Microsoft SQL Server are supported as external databases for High Availability for Persistent Chat. 08, · One of e new features in Lync is e Persistent Chat. be not everyone will deploy is, but none eless it's a great feature. Persistent Chat is basically a group chat at we can collocate in e Front End Server. In my lab I was discovering new settings and policies, and after a . 24, · Persistent Group Chat — You require a unique external database per node. Configure and assign a unique external database for each node in your cluster. Managed File Transfer — You require at least one external database per cluster. All of e . 22, · Number of Persistent chat rooms supported if High Availability is configured: e maximum number of Persistent Chat Rooms supported on an IM&P deployment is 5000 per subcluster. If High Availability is enabled, it is recommended to create a maximum of 2500 rooms per node. Verify external database server connectivity (database connection check) e following Cisco Unified IM and Presence Service node to external database server connections failed: xxxxx.xxxx.xxx pchat (Persistent Chat) Wi message: One or more parameters are invalid. Please check em once again. 27, · However if your doing a side by side migration from Lync Server to Skype for Business and you already use persistent chat, en you need to migrate e existing content. I’ve checked e usual places for any details or notes and it seems limited for Lync P Chat migration to SfB so i ought id share what i did. Persistent Chat hi all, I installed win server r2 and sql and made two databases for chat and compliance, in imp 11.5 configuration e external database for compliance had no problems but in chat . , · is cumulative update replaces e y cumulative update 5.0.8308.920 for Lync Server Persistent Chat. Update package installation information. To apply is cumulative update, run MgcServer.msp on computers at are running e following server roles: Lync Server - Standard Edition Server. Having recently deployed Jabber .5 and Persistent Chat Rooms it appears to be working fine for e most part. I am however having a problem wi Persistent chat rooms and visibility of rooms created. We use Chat System Administrators to moderate e creation of chat rooms, which works fine and e Administrators can create rooms. Persistent Chat is a messaging concept for group chat softe at consist of standing, topic-based chatrooms wi an emphasis on real-time messaging, at preserve conversation history over time which is visible to bo current and future participants. is form of messaging was adopted by many organisations in regulated industries, to ensure compliance and was popular wi e major. 05, · I setup a category and set my username as a creator and two people as allowed members. I was able to create a chat room from my Lync client and add e two users, but when I go to e chat room I only see myself as e only participant. One of e people I added is online so he should show . What is e privacy setting of e room is it open. Lync Server - Enterprise Edition Server - Persistent Chat Server. Removal information. To remove is cumulative update, use e Add or Remove Programs tool in e Control Panel. When you install e update, insert e source CD or provide e pa where e source files can be found if you are prompted to do. 17, · If using Lync Server Enterprise Edition, it is not supported to collocate e Persistent Chat role on e Lync Server Enterprise Edition Front End. e reason for is is e e way Lync 20 Pools (which include CMS, Monitoring, and Archiving) DR work is different an e way Persistent Chat Pools work. Lync Server Persistent Chat SDK includes e pre-requisites needed to build applications at target Persistent Chat Server, e API and documentation to build e applications, and PersistentChatSDKRuntimeSetup.exe which is e redistributable you ship wi your applications. 25, · One of e new features in Lync is e Persistent Chat. be not everyone will deploy is, but none eless it's a great feature. Persistent Chat is basically a group chat at we can collocate in e Front End Server. In my lab I was discovering new settings and policies, and after a . 07, · is article describes e e cumulative update for Microsoft Lync Server Persistent Chat SDK at is dated ober . e version number of is update is 5.0.8308.291. Introduction. e cumulative update improves e reliability, stability, and performance of Lync Server Persistent Chat SDK. , · Slack launched in and quickly came to define e team chat space, in no small part because people loved using it. It's not hard to understand why— is is an application designed wi e user in mind. Every Slack team has a General channel intended for e entire company, but e bulk of day-to-day chatter happens in channels related to a specific team or project. I have my external databases configured correctly and have verified at e IMP nodes can access e database server and can connect to e database. I have unique databases for each of my IMP nodes for persistent chat. Every ing seems to be configured correctly and I have a few users defined as Group Chat System Administrators. Persistent Chat Front-End Server • Persistent chat enables users to participate in multiparty, topic-based conversations at persist over time. e Persistent Chat Front-End Server runs e persistent chat service. e Persistent Chat Back-End Server stores e chat history data, and information about categories and chat rooms. is cumulative update resolves a list of issuesin Microsoft Lync Server Persistent Chat. e version number of is update is 5.0.8308.920. Issues at e cumulative update resolves. is cumulative update resolves e issues at were previously listed in y cumulative update (KB2835433)for Lync Server Persistent Chat.. How to install e update. 06, · Persistent Chat service (which replaces e Group Chat service used in Microsoft Lync Server 20 and Office Communications Server 2007 R2) provides organizations wi messaging and collaboration capabilities similar to ose found in Internet discussion forums: users can exchange messages in real-time, yet can also revisit and restart ose. e Persistent Chat Compliance service is enabled in a Microsoft Lync Server environment. Users are moved between Persistent Chat servers, or rejoin a chat room. In is scenario, you receive e following event frequently in a day. 07, · e Persistent Chat Server Back End Server and e Persistent Chat Compliance database can be collocated on e Standard Edition server on e local SQL Server Express Back End Server. For details about components at can be collocated ere, see Supported Server Collocation in e Supportability documentation. 20, · One of e semi new features I’ve been interested in since Lync Server was initially announced was e new Persistent Chat Server at replaces e Group Chat server. ose who have worked wi e older version of Group Chat would know at e feature doesn’t really feel like it’s tightly integrated wi Lync and administration can sometimes feel a bit clumsy at times. 07, · is post continues e Part I and focus on persistent chat server specific deployment steps. e same process apply to all persistent servers in a pool. Open PowerShell wi administrative privilege, install prerequisite. Add-WindowsFeature Net-Framework-Core, RSAT-ADDS, Windows-Identity-Foundation, NET-WCF-HTTP-Activation45, Web-Asp-Net45, MSMQ –Source . Hello Support Community, I have configured e Persistent Chat on e IM&P Server .5.2, Publisher and Subscriber), jabber-config and we can see e Persistent Chat tab in Jabber (Windows, .6.0). e problem at we are facing is at it is not possible to assign Group Chat . Remove it from your topology, publish, run bootstrapper on e persistent chat server to remove components and services, shut down server. If you're using a SQL backend for compliance you can uninstall ose databases from ere as well. level. 1 point. 3 years ago. Skype for Business Server databases are as same as it was in Lync Server . Skype for Business Server installs SQL Server Express Edition (64-bit) for local configuration databases while SQL Server /SQL Server SP2 wi CU2/SQL Server 2008 R2 SP2 can be deployed for Back End databases, Archiving, Monitoring, Persistent Chat and Persistent Chat . Go to e Persistent Chat pools under Skype for Business Server Right Click New Persistent Chat Pool Define New Persistent Chat Pool window will open. Write e FQDN of Standard Edition Server and select is pool has one server . [Note: If you are deploying persistent chat server on standalone machine en write e FQDN. HCL Sametime is a highly secure, persistent team chat app for e HCL Sametime platform. It allows users to communicate securely in real-time across devices on web, desktop or mobile. It is ideal for cross-team chat in countries wi strict data privacy and gravity laws, companies in regulated industries, and government entities who need to be able to ensure e security and auditability of. 11, · Back-end database of a Front End pool, Archiving database, Monitoring database, persistent chat database, and persistent chat compliance database: Microsoft SQL Server 2008 R2 Enterprise database softe (64-bit edition). Additionally running e latest service pack is recommended. Microsoft SQL Server 2008 R2 Standard (64-bit edition).