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11 views

How to force autodiscovery of lan printers?

I have lan with about 10 computers - all Win XP prof. I add new printer attached to one of them, and on two computers appears Auto HPPrinter on Computer4 and on rest - not. I suppose, that after some ...
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1answer
42 views

Setup Help with multiple routers

I'm trying to expand the wireless network in my church and am having some issues. I'm not a networking expert so I'd appreciate some input. Here's our setup: AT&T/Motorola Gateway (NVG589) ...
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1answer
36 views

external IPs maps to router-admin pages is a big threat to security

when we type the external IP address of some networks, Router's admin page gets loaded.If the admin doesn't request to change the external IP of his network, the network is vulnerable to ...
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1answer
40 views

Get access denied error when adding predefined network discovery firewall rule

I'm running windows 7 Ultimate SP1 x64. When I access the network tab from start I get a yellow banner saying Network discovery and File sharing are turned off. If I click to change it just reverts ...
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1answer
27 views

How can I ensure domain network share are always discovered on a Mac?

My office network is a domain network. We have a couple mac (Yosemite) users in the network who need access to shared folders. They have intermittent access. Sometimes the network is discovered on ...
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103 views

Can UPnP handle 1000+ devices with multiple services running on each device?

Good morning, We were going to use UPnP for our network discovery. In order to be able to use this protocol, we need to be able to handle discovery of 1,000 devices on a network. As a maximum, the ...
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1answer
170 views

Network discovery accross vpn

I am home users using Wi-fi device to connect with the internet for my laptop and desktop computers. I connect to my office network using VPN connection from my desktop and all work fine and able to ...
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0answers
349 views

Network resource access control (maybe using VLANs?)

I'm trying to set up a network that has a couple of different device groups with different access rights. Physically, devices are connected to the network either via wall-ports or via one of several ...
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2answers
47 views

Looking for a way to detect my own hosts in a private network

I'm looking for a way to detect my own hosts (e.g. two notebooks or notebook and raspberry pi) in a private network (e.g. at the house of a friend). In my mind there are some options to do so: ...
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1answer
848 views

What does “Turn on automatic setup of network connected devices” mean?

My Windows 8.1 has the setting "Turn on automatic setup of network connected devices": What exactly does this setting mean? Why would I want it? I have been unable to find any useful information ...
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1answer
112 views

Bonjour/DNS Service Discovery queries

I'm trying to implement dns service discovery in my application (no, I'm not asking for a programmatic answer). What I believe is one of my big pain points is generating the query. I know I need to ...
2
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2answers
78 views

Ask for IPv6 address through IPv4

I am working on a project for discovering IPv6 host over the internet and I have a question. Is there any way that I can send a request to an IPv4 address and return me back their IPv6 address (if it ...
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2answers
127 views

What protocols are common for LAN discovery?

I noticed that my XP pops up a baloon about that it found my UPNP-enabled router whenever I reconnect network. In my windows command line, I can enter Net View supposedly to see computers in the ...
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2answers
104 views

How does my OS see my available network connections?

It suddenly dawned on me that I couldn't answer a (seemingly) very simple networking question! When a computer is in an area with mutiple LAN connections to choose from, how does it even see those ...
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votes
1answer
44k views

Cannot turn on “Network Discovery and File Sharing” when Windows Firewall is enabled

I have a problem similar to this one. Windows Firewall prevents File and Printer sharing from working and Why does File and Printer Sharing keep turning off in Windows 7? I cannot turn on Network ...