Exchange 2010 rpc failing and kicking users off outlook

Exchange SME at microsoft for more than 10 years..................................................................................................consider this fixed asap

look like no brainer, but need to find the cause and fix it. I am available on skype for further discussion, please share your skype ID to take it forward. Regards, Manoj About Cubic Leading application development & IT service provider. Since 2002, we are developing, managing and maintaining the IT infrastructure for multiple clients spread across from UK , Middle East, US, Australia, Africa, & India. Here is a partial list of technologies we work. Microsoft / Wintel Vertical + SharePoint / Office 365 programming, customization & application development + Mobile App development + Migration of mail servers to Exchange / Google Apps & Office 365 etc. + Managed Services & Administration of AWS / Azure / MS Windows Servers / Exchange / Lync / SharePoint / Office 365 / CRM / Dynamics / SQL + Exchange Servers 2013 / 10 / 07, SharePoint 2013 / 10 / 07, SQL 2012 / 2008 / 2005 Migration and Implementation. + Windows Server 2012 / 08 / 03 Hyper V, Active Directory implementation / upgrade / migration + Veeam / Vmware deployments Thanks for taking time in going through the proposal and please revert in case you need any clarifications

Hello, I am a Microsoft MVP : Exchange Server for 5 years. Key skill sets involves: Microsoft Exchange Server - 2003,2007,2010,2013 Exchange Online - Office 365 Exchange PowerShell Windows Servers - 2003,2008,2012 Microsoft Active Directory Blackberry Enterprise Servers Hyper-V Lync Kayako etc. Experienced areas for the past 10+ years: Design, deployment, Migration, support, troubleshooting of Exchange Server based messaging technologies as well as Microsoft Windows server based infrastructure I would like to work with on fixing the Exchange service issue asap Thanks, Manu

Hi There Senior Exchange Engineer here. I would like to complete this project for you. I can provide you with my certifications as well. Please let me know when your available to discuss further.

Dear Sirs, I would like to introduce myself to you and tell you why I'm the right system administrator for your project. My name is Christian Hoffmeister, I am a certified Microsoft and Linux system administrator and network engineer, certified also for Exchange. I work from Germany / Austria for the Indian company Vrisini Infotech. You can get me a system administrator, who reliably, quickly and thoroughly while also working with German quality work. I am happy to take this work. I would appreciate a contact. With best regards Christian Hoffmeister Vrisini Infotech P. S. : My prices are final and include all the work of the project. No additional claims, price guarantee. I guarantee you that I can finish the project to 100% and you will be 100% satisfied.

I'Am Senior IT Systems specialist focused on Windows Servers, Linux Systems, VMware Technology, help Desk and Monitoring Solutions, I can help you with: 1- Active directory and Exchange server migration tasks , 2-Troubleshooting and new Server setup like FTP, IIS, DNS, DHCP, Direct Access, File services, and all related to windows server technologies. 3- VMware Technology Troubleshooting and migration. 4- Linux Systems Troubleshooting and migration. 5- Coding using many Programming languages (Python, ASP. Java, PHP, C, C++, C# ). 6- Systems Simulation.

i am a 5 year experienced system admin. I can work on this.

Hi, I have wide experience working with Exchange 2010. I can check your server and fix the issues that is occurring, just tell me and I can work in your case. Thank you

Have experience on Windows systems, Linux systems, Cisco / Juniper / CheckPoint / HP / Peplink / Fortinet devices, VM environments, hosting, Helpdesk and Asset Management systems, Antivirus systems... If you need any further support or information, please don't hesitate to contact me. Regards. P/S: - Experience in a lot of Server system: All Windows and Linux versions... - Experience in a lot of Network product: Cisco, Avaya, HP, Juniper, FortiGate etc. - Expert at leading complex multistage projects. - Proven ability to manage all phases of project life: inception, documentation, procure-ment, deployment, and turnover for monitoring and administration. - MCSA (Microsoft Certificate System Administrator). - MCSE (Microsoft Certificate System Engineer). - CCNA (Cisco Certified Network Associate). - CCDA (Cisco Certified Design Associate). - CCNP R-S (Cisco Certified Network Professional R-S). - CCNA Security (Cisco Certified Network Associate Security). - CCNP Security (Cisco Certified Network Professional Security). - VMware Technical Solution Professional ( VTSP 5)

i am an exchange administrator and have a good experience on Exchange 2010 and 2013 with DAG. Looking to your error it more likely either firewall issue, but prior that we have to take a look into the exchange server.