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Questions tagged [pgm-protocol]

Pragmatic General Multicast (PGM) is a reliable multicast transport protocol

Pragmatic General Multicast (PGM) is a reliable multicast transport protocol. PGM provides a reliable sequence of packets to multiple recipients simultaneously, making it suitable for applications like multi-receiver file-transfer.(from the Wikipedia Page)

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Can I use ZeroMQ with HAProxy, a software-based load balancer?

HAProxy is a software-based load balancer that supports http and tcp distribution. If I use ZeroMQ with pragmatic multicast enabled (pgm), will the use of HAProxy as an intermediary between zmq peers conflict with pgm, or should I use hardware-based…
raffian
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error MSB6006: “cmd.exe” exited with code 2 - in Visual Studio 2010

C:\Program Files (x86)\MSBuild\Microsoft.Cpp\v4.0\Microsoft.CppCommon.targets(151,5): error MSB6006: "cmd.exe" exited with code 2. Facing issue in Visual studio 2010 IDE(x64/win32- Release/Debug) even there is no configuration changes in project…
my2117
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zeromq epgm pub/sub not working

I am working with the node.js example. I have installed openpgm and zeromq 3.2 on my ubuntu 12.10 machine. Here's the code: var zmq = require('zmq') , port = 'epgm://eth0;239.192.1.1:5555'; var socket = zmq.socket('pub'); socket.identity =…
Munim
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Windows PGM socket access error with non-admin account

I'm trying to use PGM sockets to send data on Windows. I can listen and receive data fine from a PGM socket using a non-admin account, but when I try to create a socket to send data I get an exception at this step: socket.Bind(new…
danp60
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configuring zeromq pub/sub with epgm for low latency real-time messages

I have searched around a little and understand that unreliable udp unicast is not a supported protocol for zeromq. There is an open issue, UDP support #807, but no real activity on it. So my question is: how can I configure zeromq pub/sub using the…
Phil
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Getting an Access Exception with Multiple PGM Listening Sockets on Non-Admin Account

The following Code works fine for an admin account but for an non admin account it prints success twice then throws an System.Net.Sockets.SocketException (0x80004005): An attempt was made to access a socket in a way forbidden by its access…
Wegged
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Don't get messages with epgm://, while with tcp:// do. Why?

I try to use the weather example from the ZeroMQ guide, with an epgm:// transport-class. At first my code: // Publisher #include "zhelpers.h" int main (void) { // Prepare our context and publisher void *context = zmq_ctx_new (); void…
Runms
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Deliver multicast to several different geo-locations

I need to use one logical PGM based multicast address in application while enable such application "seamlessly" running across several different geo-locations (i.e. think US/Europe/Australia). Application is quite throughput (several million biz.…
Libor
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ZeroMQ: Using EPGM transport

I am trying to use the epgm transport in my simple publisher-subscriber program, but I am unable to do so. From what I understand, I am unable to supply a correct address string in bind and connect statements. The publisher and subscriber can be…
John Elaine
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How to do many-to-many pub sub relation

I have seen it mentioned that ZMQ supports a many-to-many PUB/SUB relation. In this case what I would like is to have multiple subscribers to multiple publishers, (this is for a common bus style application), however what I am confused about is how…
Cjen1
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Why ZeroMQ C# PUB/SUB throws an EINVAL warning on pgm-protocol?

I am completely new to ZeroMQ, my Window C# application is going to publish data through ( tcp://localhost:5563 ), if I change it to ( pgm://localhost;233.255.0.1:5555 ), throws an error: EINVAL(22): Invalid argument Warn: Interface…
littlecodefarmer758
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ZeroMQ PGM Multicast doesn't support reply handling from application layer?

I have done a sample ZeroMQ PGM multicast application and it is working fine. But reply handling is not working. Is this correct approach or not? If yes - how to do any reply from a Receiver to the Sender? Sender: std::string msg =…
my2117
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zeromq pgm unrecoverable data detection

I am working on a system in which each node both has a PUB and a SUB. If one of these nodes should be disconnected for quite a long time, it should be able to retrieve data from a more data-secure storage, like a database somewhere in the network.…
Xabre
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Using JZMQ with EPGM Transport Is Not Sending or Receiving Data

I'm experimenting with java flavored zmq to test the benefits of using PGM over TCP in my project. So I changed the weather example, from the zmq guide, to use the epgm transport. Everything compiles and runs, but nothing is being sent or received.…
mblPrgr
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Receiving MessageQueue msgs without reading them from the receiving Queue?

I am using the System.Messaging.MessageQueue to send and receive multicast System.Messaging.Message’s on my LAN – this works fine. However, I have a requirement to receive the msgs without using a message queue. As the MessageQueue uses the PGM…
CodingHero
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