A remote procedure call (RPC) is an inter-process communication that allows software to cause a subroutine or procedure to execute on another computer.

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Linux RPC delete registration

there is a well-worked program (daemon) running on CentOS-5.4 that makes by itself RPC registration as program 191299 version 10. After an unplanned program stop, the RPC registration is still ...
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Same WMI request is much slower on other machine

I posted this question some time ago on stackoverflow, but unfortunately I didn't get any answer yet. It's actually not very urgent, as this problem seems only to exist on my machine - for now. But ...
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19 views

Outgoing connection fails on clustered Windows Server 2008 R2

I have a problem with outgoing connection on clustered Windows Server 2008 R2. I have two servers in the cluster, the problem came in the fact that the servers has stopped working with the domain. In ...
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1answer
26 views

RPC over HTTPS with Linux Web App

I have a PHP/MySQL web application that runs on a Linux server running postfix. I use a phpmailer script which I can configure to relay via IMAP/SSL for accounts with valid login credentials. I have ...
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2answers
40 views

RPCProxy loses ValidPorts data (randomly?)

At least sometimes, when our Exchange server gets rebooted for whatever reason, the ValidPorts data at HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Rpc\RpcProxy resets to using only the bare machine name and ...
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1answer
41 views

Restart-Server Powershell Port

I just ran into a problem with my remoting project in Powershell. I'm trying to remotely reboot a server sitting in a DMZ from within our intranet but get an RPC server unavailable error. The RPC ...
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33 views

RPC Ports getting reset to 5000-5002 on reboot

I've run into a very common issue with RPC Endpoint Mapper ports not being available. The default RPC ports are 5000-5002. When I edit the registry and set the ports to a wider range (say, xx100 - ...
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59 views

Why is rpcping claiming I'm not authorized to ping RPC proxy?

I'm troubleshooting an Outlook performance issue and suspect that it's related to slow RPC response times for the user in question. I'm already seeing Avg Resp values in the Outlook Connection Status ...
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1answer
144 views

RPC timeout between 2 linux servers

There are 2 servers in different routed networks. I can ping, ssh from one to another via router, and nmap utility shows opened tcp:111 and udp:111 ports. Also both servers show something like that: ...
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1answer
531 views

Force Removal of Exchange and External Outlook Connectivity

I have just performed a force removal of an erroring Exchange 2010 server from an Exchange organisation, which involved performing a cleanup in Active Directory to remove the server properly as we ...
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287 views

Red Hat with rpc.statd is not running and can't start nfslock

I try to mount from Linux machine to some folder on win machine. From the output I see that mount complains about rpc.statd. So I tried to start the nfslock but I got FAILED. Then I look on the ...
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91 views

RPC connectivity issue

I am experiencing a RPC connectivity issue. I have two RPC servers built on C++. RPC Server 1: Windows 2000, IIS5, network 1 RPC Server 2: Windows Server 2008, IIS7, network 1 RPC Server 2 is more ...
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141 views

RPC over HTTP - Outlook

I'm trying to configure an Outlook client to use RPC over HTTP so that my client can read his mail without connecting to the VPN. The mailserver is an SBS2011 server and Outlook Anywhere has never ...
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2answers
155 views

Not able to rejoin an XP Pro PC to a windows 2008 Domain Endpoint mapper error

I know many people claim to get this error and that this could be caused by the RPC services or some other registry port limits, however I have spend hours trying to resolve an issue that all started ...
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1answer
3k views

There are no more endpoints available from the endpoint mapper

I have a Windows Server 2008 R2 Datacenter part of a domain. The DebugView constantly spits out this error: [5592] 5592: 2014-01-08 13:32:39.410 [DirectResult] Error (Id=0) ...
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1answer
257 views

Windows 7 clients connecting to MSMQ on Windows XP box fail - Seems like it is RPC failing

I have a XP box running some MSMQ public queues. Windows 7 clients cant connect to these, however Windows XP clients can. When connecting from my Windows 7 client with a MSMQ Queue Explorer program, I ...
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1answer
37 views

RPC program gets de-registered

I am deploying my ONC-RPC application in Solaris x86 platform for the first time. It was working for years in Solaris SPARC platform. I am seeing a weird issue. When I start my main process, rpc ...
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1answer
1k views

Outlook Anywhere remote https connection issue

We have SBS 2003, and we use DYNDNS. We forward dyndns address 443 to local server ip 443 port. mycompany.dyndns.org:443 --> server.mycompany.local:443 In android phone i can check my mails with ...
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1answer
126 views

Poor NFS Performance Using Multiple Disks

I have a server system running Ubuntu 12.10 with 12 disks attached. I am sharing all of these disks on my 10 gigabit network using NFSv4. However, I am getting generally poor performance over NFS ...
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2k views

NIS failing to bind

I have a bunch of machines which authenticate via NIS to a central server. I just bought a new CentOS 6.2 client machine, and it can't authenticate. The following is a list of the classics people ...
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0answers
332 views

RPC Server unavailable. 0x800706BA [closed]

I've alsready seen some similar threads on the RPC server unavailable messages; HRESULT: 0x800706BA. I've read some and looked at the recommendations on this thread; WMI query between two different ...
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247 views

RPC over HTTP on Exchange 2003 - Server Unavailable Error

OK, I've been working on this for two days, there's a ton of documentation and I've read everything I can find however I cannot get past this problem. I want to migrate off this 2003 server to ...
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3answers
4k views

Desperate: statd timed out, lockd cannot monitor / unmonitor

Since this afternoon something is wrong with the server. On the server side I see messages in dmesg as follows: statd: server rpc.statd not responding, timed out lockd: cannot unmonitor ...
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1answer
3k views

What is msrpc needed for on a Windows 7 workstation

I just ran an nmap scan against our network, and many Windows 7 machines have several high ports listening with Microsoft Windows RPC. Example: Port Serv Process name 49152, msrpc [wininit.exe] ...
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1answer
90 views

What is the importance of “RpcClientAccessServer” on a database in an Active/Active stretched DAG?

I have two sites with a stretched DAG between them. By "sites" I mean two AD sites that correspond with different physical and network circuits. When I take an individual mailbox database and move ...
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69 views

RPC SERVER is unavailable

windows 2003 is getting this error. restart the machine or just the network connection fix the problem. date and time is the same one. tcp/ip is started and running remote registry is running the ...
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1answer
192 views

nfs daemon doesn't listen 2049 port

I have some problem with nfs. Looks like its doesn't listen 2049 port on client. Both client and server has Debian linux. serv$ rpcinfo -p program vers proto port 100000 2 tcp 111 ...
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1answer
149 views

No more endpoints in the endpoint mapper

I was just transferred to a new factory and there is this issue that keeps popping up and the error says "There are no more endpoints in the endpoint mapper." This error occurs when trying to rejoin a ...
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1answer
771 views

“Access Denied” for Windows Remote Administration (schtascks, eventvwr, default SMB shares)

I have a domain with a couple of DCs (Win 2k8 R2) and about 15 workstations (Win7, x64) or so. When trying to (remote-) access a specific Win 7 workstation (which shouldn't really be any different ...
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2answers
2k views

Issue when connecting to Hyper-V Server 2012 throw Hyper-V manager(Windows7) and Powershell

I know there is many topic, but i cannot find solution that works. There is issue when connecting to hyper-v server throw hyper-v manager and also powershell. Can not connect to RPC service. ...
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1answer
727 views

Autodiscover configures clients for IMAP

I have a single Exchange 2010 server whose autodiscover service had previously worked fine (correctly configured RPC-over-HTTP) when I had a non-wildcard certificate. After I replaced the certificate ...
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1answer
3k views

'The RPC server is unavailable' when converting a physical ISA/Forefront TMG machine to virtual (P2V) in SCVMM

When I try to convert a physical ISA/TMG machine to virtual using SCVMM, i keep getting an error in the Collect machine configuration step ('Scan Now' button): VMM is unable to complete the ...
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3k views

rpcbind - is there really no way to make the tcp ports bind to a specific interface / can nfs be ran without rpcbind?

we would like to move away from sshfs to nfs. the last thing holding us back is the fact that rpcbind (which i assume is required for nfs to work) does not allow you to specify the tcp (not udp) ip ...
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1answer
293 views

Issue Demoting Domain Controller

I am in the process of demoting a 2003r2 DC. I have set up a 2008r2 Server, set it up as a DC and moved all the roles over. Now I am ready to demote the older DC. When I run a dcpromo I am getting the ...
2
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1answer
369 views

Remote Procedure Call (RPC) Performance in a Local Area Network

We use a database that has separate client and server programs and they communicate with each other using RPC. We have one computer running Windows Server 2003 SP2 and six workstations running ...
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1answer
87 views

understanding RPC primitives [closed]

I am trying to understand the difference between the following primatives. send (blocking and non blocking) receive (blocking and non blocking) RPC server accept RPC call I have tried searching ...
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1answer
7k views

What is the sequence of Windows RPC ports 135, 137, 139 (and higher ports)? What changes with Port 145?

Can someone explain when and how often each of the Windows RPC ports are used? The "core" ones I understand are: Port 135 Port 137 Port 139 Higher ports that are published by Port 135's "catalog" ...
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1answer
5k views

What is launching all of these rpc.statd processes?

On of our servers -- running CentOS 6 x86_64 -- we're seeing a lot unusual activity with rpc.statd. We have rpc.statd configured to run on a static port via /etc/sysconfig/nfs: MOUNTD_PORT=892 ...
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2answers
2k views

Restricting RPC to a specific port in Active Directory

We have a site-to-site VPN connection between our main office and our production web servers at our collocation using two SonicWall devices. By default, the VPN tunnel allows all traffic between the ...
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2answers
1k views

NFS server + client : Recommended hardening / final touches

We have just setup a lovely little nfs share / client for the first time. a) The UID for files on the client side, is showing up as 4294967294 when listed via ls, but the client is able to create and ...
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1answer
2k views

What causes repeated linux NFS client side RPC credential refreshing?

Using nfsstat -c, I'm seeing a high "authrefrsh" (known as "newcred" on some systems) count on my NFS client pc for operations like ls and find on directories containing ~1000 files. This correlates ...
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3answers
2k views

RPC Server Unavailable When Trying to Join W2003 Server to W2003 Active Directory Domain

I have an Active Directory Domain with a Windows 2003 Standard SP2 Server as the DC. When trying to join an additional Windows 2003 Standard SP2 server to the domain I get message "The following error ...
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2answers
3k views

apt-get purge portmap

i had rpc.statd open on port 111 on a relatively fresh install of debian squeeze. i did an apt-get purge portmap as i wanted to disable rpc services and close the open port on my box; i was presented ...
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2answers
9k views

Attempting to ping RPC endpoint 6001/6004 (Exchange Information Store) on server on Exchange2010

I have Exchange 2010 in hosting setup like: TMG 2010 as load balancer Exchange 2010 x 2 (CAS,MAILBOX,HUB on each server) AD1, AD2 machines File witness All people currently connect thru OWA or ...
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1answer
1k views

Exchange RPC CAS won't start

This weekend Exchange 2010 stopped working with Outlook clients. Researching the problem I found out that the Exchange RPC Client Access Service is not starting. Looking at the event log this is what ...
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1answer
9k views

How to use WMIC to connect to remote machine and output netstat to a file?

I'm trying to issue the following command remotely: netstat -ano > C:\output.txt but cannot figure out how to do that with WMIC! Any idea? I've got: process call create netstat.exe working but ...
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6answers
6k views

netstat shows a listening port with no pid but lsof does not

This question is similar to Network port open, but no process attached? I've tried everything from there, reviewed the logs, etc... and can't find anything. My netstat shows a TCP listening port and ...
2
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1answer
7k views

Why is RPC connectivity broken for the Hyper-V Manager?

I have a Hyper-V Server 2008R2 (Core) with numerous VMs running. This Hyper-V server is a member of a domain. Since the server has nothing running on it apart from the Hyper-V service, the only way ...
2
votes
2answers
791 views

How do I configure Windows Firewall to permit MSRPC?

I am trying to configure endpoint machines with a firewall that only allows white-listed traffic, and all other connections are blocked. The client machines are desktops and laptops running Windows 7 ...
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1answer
985 views

“RPC Server is unavailable” on Windows 7 Client with Samba3 making logon impossible

I am running an Samba 3.4.* Server with LDAP Backend on Ubuntu 10.04 LTS as a PDC for purely Windows 7 Clients (about 50). It worked quite fine for a long time, but now sometimes on some machines ...