Questions tagged [rpc]

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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How to reset windows vm password using NET RPC on Ubuntu?

I am trying to reset my windows vm password using below command with no luck - net rpc password -U username -I ip Questions - Is it even possible to reset windows vm password remotely on ubuntu? If ...
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RDP connection: comparison of the bandwidth usage of RPC and HTTP

When using remote desktop connection by Remmina, there are three options (under advanced Tab) for Gateway transport type: RPC HTTP Auto I am wondering how one can compare bandwidth impact (data / ...
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Hyper-V Remote Management / Windows 10 client / Hyper-V Server 2012 R2

I've been struggling for a few days now with some crazy issues connecting to my 2012 R2 server via Hyper-V manager from Windows 10. Setup: Client is a Windows 10 Pro machine running v1903 Host is a ...
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nfs/rpcinfo fails (timed out) on Ubuntu 16.04 server

Trying to establish an NFS mount between some openstack instances, using this ansible playbook. All Ubuntu, server is 16.04, 4.4.0, clients are 18.04, 4.15.0. I have set the security groups to be able ...
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How to add an application to Windows RPC endpoint mapper

Our DCOM application serves up objects on a specific port such as 4162, and the client used to be able to get objects via a moniker specifying a full binding (e.g. 10.0.0.15[4162]). The September ...
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107 views

How can I connect to the SQL database in the cloud via MSDTC?

Objective: I am continuing the development of a legacy Windows Forms application by developing locally on my laptop. The app relies on MSDTC to connect to a SQL database. I want to host the SQL ...
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Can't find RPC Endpoint Mapper service in Services

I'm troubleshooting some MSDTC issues and a lot of articles mention a RPC Endpoint Mapper service. This Windows Server 2008 (not R2) box does not seem to have it running in the Services windows? ...
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5k views

Can't mount CentOS NFS share on Windows 10 - “Network Error - 53”

I have a CentOS 8 virtual machine (192.168.10.203) running nfs-server, and I'm trying to mount the share on my Windows 10 Pro x86_64 machine (192.168.10.10) I have installed the "Services for NFS&...
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Portmapper issue with server using NFS [duplicate]

I received an email from a German service (cert-bund.de) telling me that my servers had a portmapper service (portmap, rpcbind) publicly available. (Subject: [CB-Report#20191125-XXXXXXX] Offene ...
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2k views

NFS: What is remote locking, and do I need it?

I'm building a somewhat minimalistic system that collects serial port data and shoves it into a logfile on an NFS mount. In an effort to reduce the system somewhat I decided to disable RPC as I ...
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214 views

Having trouble with gRPC calls behind an (AWS classic) load balancer

I have a server written in Python 3.6, using frameworks flask (1.0.2), and SQLAlchemy (2.4.0). I have some rest calls going out to third-party services such as vision APIs. I have a few API calls ...
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586 views

Trouble Promoting Windows Server 2019 to Domain Controller

I am trying to add an additional domain controller using Windows 2019 Standard in a Windows 2012 R2 environment. As far as I can tell, this is supported by Microsoft. When trying to promote the new ...
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Why doesn't rpcinfo command in linux show rabbitmq?

What I understood is that some of the Openstack components communicate using RabbitMQ service (which uses RPC protocol) while other communicate using REST APIs, DB queries etc. But when I check ...
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434 views

what is the port range of rpcbind in linux?

What is the port range for rpcbind services? does it have a specific port range or it is using ports range 0-1023? Thanks. Mahmoud
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741 views

WERR_ACCESS_DENIED error despite all services running

I am trying to list all rpc commands from an Ubuntu machine on a Win 10 Pro machine: net rpc service list -I <ip> -U username Getting the following error: Failed to open Service Control ...
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134 views

Remote Management of Windows Server 2016 via Powershell through the firewall

I use a "free tier" AWS server instance. I have only so much CPU allowance on it, and remoting to it to perform basic management stuff eats into that CPU allowance in a big way. Enter Powershell. I ...
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57 views

Can I get SSH to run a “local-procedure-call” back on my workstation, allowing me to use my trusty sysadmin scripts wherever I may be?

Is there anything like a "local-procedure-call" mechanism in SSH that would allow me to momentarily redirect STD{IN,OUT,ERR} to a process on my workstation, after having SSHed into a remote machine? ...
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1k views

Enable port 135 on Azure server

I have a licensing manager software installed on Azure VM and a client tool tries to connect to it using a DCOM request, which I believe uses port 135. However, I get an 'access is denied' error when ...
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811 views

AIX portmapper reported listening at port 32771. Why is it not the nlockmgr process?

I am trying to calm my security group which believes portmapper is listening at port 32771. My host is running AIX 7.1. I do not have access to the GNU network utilities here. rpcinfo(8), both ...
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5k views

Firewall rules for the RPC Protocol

I am trying to understand how RPC works in order to set some rules un a stateful firewall, allowing RPC between a client and a server. After reading some documentation I have The client contacts ...
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1answer
4k views

windows firewall rpc 135

I'm dealing with a Windows Server 2012 R2 Datacenter. It's a hosted Server and fully exposed to the internet, ie it only has a public ipv4 address. This setup is neither my choice nor can I change it -...
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Windows Server 2012 member server reports - there is a time or date difference between your computer and the remote computer

PROBLEM Domain member service reports the following when attempting to RDP from any Windows 10 workstation on the same domain or any Windows client from an external source: Remote Desktop cannot ...
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2k views

“RPC server is unavailable” - port 135 shows filtered - NO firewall

So I have a pair of 2003 Domain Controllers which seem to have problems replicating. After running netdiag, dcdiag I figured out that there is an RPC problem, so I tested the connection with portqry....
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162 views

Usage of libvirt rpc protocol

Where libvirt rpc protocol is used? Is it used inside remote connection communication? I have read that it used between libvirt library and libvirt daemon.
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TermService not working

my company stumbled upon this issue last week and it took us a while to find a solution. We didn't find anything similar on the net so I figured I might as well try to help others. We had a Win2012 ...
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437 views

Backup Exec Server is establishing connection to unknown host outside network

Backup Exec produces a large amount of entries in my firewall. It tries to connect to a host outside my network on TCP Port 135 which is normally used for RPC. As I noticed this I logged on that ...
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3k views

Error: “The RPC server is unavailable. (Exception from HRESULT: 0x800706BA)” when using CNAME

Running Get-WmiObject Win32_ComputerSystem -ComputerName 'MyCnameRecord' gives error: The RPC server is unavailable. (Exception from HRESULT: 0x800706BA). However running Get-WmiObject ...
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1k views

cassandra unable to create thrift socket

I do not know why i am not able to enable thrift protocol on cassandra. in cassandra.yaml rpc_start=true port=9160. OS centos 7 iptables not running firewalld not running cassandra ver 3.7 (...
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2k views

What is a practical difference between RPC and FaaS?

There seems to be a lot of hype around serverless computing these days and I try to understand what is the major difference between the remote procedure call framework? As far as I am concerned - it ...
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1k views

Nginx proxy_set_header Host for RPC management

We're experimenting with an RPC service (linkerd) that acts as a glue between our microservices – reading off their locations from a local Consul cluster etc. Now Linkerd expects to see the Host ...
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24k views

How to block 111 udp port via iptables?

I've got an issue related to block 111 port only for udp. For tcp it was blocked without any problem. This port is used by application rpcbind. I test it via netcat. This is my iptables. It contains ...
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3k views

RPC Server is unavailable while trying to promote a domain controller. Open firewall

So I've been scratching my head around this problem for a few days now. This is a quick schema of our infrastructure : Our Primary Domain Controller is running in an hypervisor, in our datacenter. ...
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1answer
474 views

What is the difference between setting the DTC port range via Registry and dcomcnfg?

I am confused about setting the port range for DTC communication. What is the difference (functionally) by setting the ports via dcomcnfg as described in this NServiceBus Article versus configuring ...
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8k views

Remote Computer on Event Viewer, RPC server is unavailable

I am connected to a Domain Controller, as the Administrator via RDP. Server 2008 R2. I am trying to connect remotely to the event viewer of a machine on the domain. When I go to connect to another ...
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6k views

showmount -e fails from one node

When I run: showmount -e <IP> rpc mount export: RPC: Unable to receive; errno = Connection reset by peer mount <IP>:/path /mnt mount.nfs: Connection reset by peer But mount -t nfs -c ...
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483 views

Exchange 2007 RPC over HTTPS, basic auth, password prompt bypassed by clicking 'need password'.. desired behavior?

I can't handle the incessant password prompting anymore.. Our Outlook installations prompt for a password after the comps wake from sleep and/or when changing between wired/wireless. Outlook DOES ...
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110 views

On CentOS, rpcinfo uses unusual source port when run as root

In doing some testing with the rpcinfo command on CentOS 5.10, I noticed an interesting feature. When running as root, after the connection occurs, viewing the socket table with netstat -natup shows ...
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931 views

RPC shutdown command from Linux to Windows Server 2012 - connection refused

I am needing to restart a windows server from a Linux server. The error i get is: (i have replaced ip address with xx ) Could not connect to server xx.xx.xx.xx Connection failed: ...
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60 views

How does data flow in a password change with Open Directory?

I'm trying to troubleshoot an OS X OD issue and I'm having a hard time finding anything concrete about just how data flows between clients and server. Specifically, I'd love to know what exactly ...
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1k views

Windows 2012 R2 Cluster

This is my first time building a Failover Cluster. I run the validation and every time I get the following. "Failed to prepare storage for testing on node {SERVER NAME}: The remote procedure call ...
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1answer
4k views

LDAP & RPC Causing A/D Issues

Having an issue with authentication on my network. Running Windows Server 2008 R2 Layout: Network is a non internet connected network using DCs running DNS/AD/File Sharing. NO DHCP all addresses are ...
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118 views

Exchange 2010 sp3 RPC connectivity between separate physical sites

Good evening! I have installed Exchange 2010 a few times in my life but never in an environment like this. Please don't judge me for this architecture, it wasn't my idea! ;) I have two physical sites ...
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336 views

Windows Cluster An error was encountered while determining shared storage

Our SAN manager has added a new disk for our cluster. this is a new 6TB disk that will be used for backup and will be part of a file share. I have put the disk online, initialized it and assigned the ...
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108 views

up2date login & patch APIs for RHEL7

I am trying to achieve controlled patching of the RHEL machines in my network, for which I need to get the list of all patches onto a windows machine & distribute the missing ones. I have already ...
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494 views

VMware tools warning: Couldn't restart RpcOut channel

I have a recently converted a 2008R2 RDS server to a VM. I'm getting the following error in the Application event logs: [ warning] [vmusr:vmusr] Couldn't restart RpcOut channel; bad things may ...
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202 views

How can I independently measure the response times for MAPI calls between a workstation and Exchange server?

Outlook 2010 Exchange 2010 I'm troubleshooting a delay with an Outlook add-in and in discussing the issue with the add-in vendor support, the available information/symptoms suggest that MAPI call ...
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373 views

How do I open the firewall for my monitoring software to access WMI?

I have a SQL Server machine and a monitoring machine, and I need the monitoring software on the monitor host to be able to read the WMI data on the SQL Server host. (The monitoring software is ...
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2k views

How can I manage services on a remote computer with the Services MMC snap-in in Windows 8.1 in a workgroup

I'm trying to manage services of a remote computer in a workgroup via the Services MMC snap-in. Both computers are running Windows 8.1 Pro and are in a private (private as in Windows) network. RDP ...
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2k views

Unable to install libtirpc1 due to dependecies error

I want to run some binary (which is definitely working on another PC) on virtual Debian PC. Debian 7.5 stable with added testing and unstable repositories. (I'm not an expert in this) This binary uses ...
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370 views

ejabberd 14.12 xml rpc enable

I've got problem with my new ejabberd installation. I need to enable mod xml_rpc, so what I do: I'm uncomment this in my ejabberd.yml file: ## To handle XML-RPC requests that provide admin ...