Broadcast refers to sending a message to all devices on the same LAN.

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34 views

Is this subnetted IP address valid?

I'm learning subnetting at the moment and I'm unsure whether this is considered a valid IP address. 150.16.5.255/21 My teacher asserts that this is invalid because it is a broadcast address of one ...
1
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2answers
27 views

i want to broadcast the audio (livestream) from pc 1 “line in” through pc 2 via network “LAN”

i want to broadcast(livestream) the audio from pc 1 "line in" through pc 2 via network "LAN" because i have no available built in audio interface in pc 2..
0
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0answers
114 views

Ubuntu server 14.04 and UDPXY

I need to convert multicast stream which comes on eth1 and forward it as UDP stream on eth0 so other computers and students in subnet can see it(connecting mcast stream to router or switch for ...
0
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2answers
33 views

FIle Transfer broadcasting

I am curious are there implementations where one can send a file over a broadcast address like in IPv4 addresses to multiple end hosts? For instance can scp perform a file Broadcast to multiple hosts ...
0
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1answer
192 views

What is the exact use of a limited broadcast address?

I read that limited broadcast addresses will be dropped by the router. So, it's not used in the layer-3 (Network layer), where IP addresses are meant to be used. So, where exactly is it used?
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15 views

Multiple UDP servers at same port, only locally?

Someone sends a UDP packet over the internet to a router public IP and port. Can this packet reach all the PCs of the LAN (using broadcast?) if they are listening on the port for UDP ?
0
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1answer
127 views

Broadcast address for address 144.16.95.255?

A subnetted Class B network has the following broadcast address : 144.16.95.255. Its subnet mask (a) is necessarily 255.255.224.0 (b) is necessarily 255.255.240.0 (c) is necessarily 255.255.248.0 (...
0
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1answer
268 views

How to override wifi broadcast speed limit?

In the 802.11 protocol broadcast happens at minimum speeds (usually 1 Mbps) since there is no ACK system to know if the packet has been delivered successfully. But I want to broadcast a video stream ...
1
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1answer
70 views

Script/program that listens for user input, reads logs for output and sends broadcast

During code deployments there is a risk of service/system failures. The Network Operations Center monitors alerts from servers. If the alert comes as a result of a code deployment then it might not be ...
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1answer
39 views

Subnetting Difficulty

Taking the following example shown in the first image, why has my teacher has assigned in the solution (image 2) for network one (N1): 7+2 hosts? Shouldn't it be 6+2 since the number of hosts in that ...
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0answers
34 views

How to send a netbios broadcast

I am testing some feature of a firewall and I want to send a netbios broadcast packet out. How do I this? I tried nbtstat -A "ip-addr" but this sends a unicast message not a broadcast.
3
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2answers
127 views

Is it possible to get a router’s IP address from a Wi-Fi signal?

Is it possible to get a router’s IP address from a Wi-Fi signal without having to connect in, given that it's broadcasting Wi-Fi, but requires a WPA password?
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0answers
73 views

Why broadcast ping takes longer than host ping

I have a simple question. I have read that when I'm pinging broadcast address in LAN every device responds to ICMP Echo Request and console shows first(quickest) response. But when I pinged ...
0
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0answers
40 views

Is it possible to do keystroke broadcasting across a LAN on a Macintosh?

I have done the keystroke broadcasting in Windows like if I press any key in one PC the same key will be broadcast to another PC on the LAN. I wonder if there is anyway to use the same technique on a ...
0
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1answer
741 views

Multicast and broadcast networks and routing

I am using my computer for watching TV and also for internet browsing(listening to youtube, soundcloud, etc.). For watching TV I am using m3u playlist, with a IP addresses from multicast network(e.g. ...
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0answers
337 views

Home router config to allow for UDP broadcast

I have a homegrown piece of software that "listens" to UDP traffic at 255.255.255.255:5010. It works just great on my home network, but does not work on other people's networks. I think that my ...
0
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0answers
48 views

How to create a wireless-to-ethernet router?

I have a Debian machine, which I want to turn into a router. It will connect via wireless to a access-point, where it will get an IP. To its ethernet port, other machines will be connected. It will ...
4
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2answers
723 views

Windows IP address cached even after cable unplugged?

I have a PC which connects to a network by both wired cable and wireless. Of course, it has 2 IP Addresses : 192.168.5.111 and 192.168.5.112. (Subnet mask 255.255.255.0) As usual, the PC picks the ...
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2answers
141 views

Communicate with a device with an IP set to a broadcast address

I have a wireless IP camera that I am setting up to use for Timelapse purposes. When configuring a static IP selected 192.168.0.255 so as to be memorable, I latter found out (after I couldn't connect ...
0
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2answers
11k views

From where do I get a reply if I ping broadcast address 255.255.255.255 from a router

When I do a ping to the broadcast address, I get reply from self-loopback 127.0.0.1. Is this scenario correct or should I get reply from the longest-prefix IP? ping 255.255.255.255 PING 255.255.255....
0
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1answer
181 views

If a wireless router sends packets all by broadcast and with its full bandwidth, can each connected device receive the same full bandwidth?

If a wireless router sends packets all by broadcast and with its full bandwidth, can each connected device receive the same full bandwidth? The possible scenario is like this: 1) connect one device ...
5
votes
3answers
12k views

Unable to ping broadcast address

Host address: 192.168.0.13 Network: 192.168.0.0 255.255.255.0 Router: Cisco DPC3825 DOCSIS 3.0 Gateway (user manual) My home network uses the 192.168.0.0 /24 network for my (mostly wireless) devices....
0
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1answer
842 views

how do I setup my D-link DSR250n to use openvpn server

My aim is to make my Iphone connect remotely (and securely) to my home network and get from the DHCP (the d-link router) IP on the same subnet. This is because I have an client app that broadcasts on ...
0
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1answer
484 views

Hacked ubuntu pc? Broadcast messages

I have a fresh ubuntu 13 os installed on my system with almost default programs installed. But whenever I shutdown my pc i got these messages. Broadcast from root@.. (Unknown) at ... The system is ...
3
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1answer
177 views

Send broadcast message on user login

I'd want to add a new feature to my Red Hat 5 so when any user opens a ssh remote session a broadcast message gets delivered to a defined user/all users. How to do it?
2
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0answers
218 views

How to use a key binding within shell script ? (Launch terminator in broadcast mode in background)

I currently use a small shell script to start a terminator window as a background process which has multiple splits specified with a layout. terminator --layout=My_layout & I want to execute a ...
2
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3answers
4k views

Broadcast address in IPV4

I have a small network with the subnet mask 255.255.255.240 and the IP range is 192.168.2.1 - 192.168.2.12. From 192.168.2.1, I want to broadcast a packet. I don't want this packet to go anywhere ...
0
votes
1answer
1k views

Broadcast screen on LAN (wifi) to many clients

I would like to know if the following is possible, and how to go about it if it is: I want to lecture using my laptop in front of 100 students, each with their own laptop. I want my screen, or part ...
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1answer
2k views

How would I broadcast a FTP website over WiFi? [closed]

I am running a FTP site locally on Windows 8 x64. (The FTP site is local. I'm not hosting it or anything). I have configured IIS with a FTP Site at a certain IP address. So how will I make users ...
2
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0answers
76 views

How to find wireless headphones in a given broadcast frequency

I have a wireless microphone system connected to an amp, speakers, recording equipment, etc, in a lecture hall. A couple of the students have difficulty hearing (even sitting close to the speakers) ...
2
votes
1answer
961 views

arp add 255.255.255.255 ff:ff:ff:ff:ff:ff (router)

If I add arp entry in router config like this: arp add 255.255.255.255 ff:ff:ff:ff:ff:ff Open specific port: port: 1009 ip: 255.255.255.255 Will it broadcast message to all connected devices? ...
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2answers
2k views

how to forward and broadcast UDP packet from one network to another?

I want to forward udp packets broadcasted in one network to another. how can i do this ? I know we can put router in between and router can forward, but router can only unicast not broadcast.
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3answers
2k views

Samba outside local subnet?

I just transitioned my home server from and older desktop with two LAN ports (Server B) to a new low-power one (Server C) with only a single LAN. I get three IP addresses from my ISP and me and my ...
10
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2answers
8k views

Problem playing games using OpenVPN that use broadcast packets. Other games work, hosts can ping each other

I'm running an OpenVPN server in bridged mode and clients can successfully connect, see shared folder and play LAN games that let you enter the LAN IP address. However I'm unable to play games like ...
10
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2answers
6k views

What is ICMP broadcast good for?

To configure Linux to ignore ICMP broadcasts (to protect from SMURF attacks), I have added the following line to /etc/sysctl.conf: net.ipv4.icmp_echo_ignore_broadcasts = 1 Anyone knows what are the ...
0
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1answer
2k views

What happens when an ARP Request arrives to an Ethernet switch?

I remember reading somewhere that switches defined "data link layer broadcast domains": that is, data link broadcasts from one network connected to the switch are not forwarded to the others. If this ...
0
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1answer
252 views

Multiple cams broadcasting service

I want to set up three cameras at a wedding and stream them to the world. preferably so the viewer can see all three at once, but audio from one. I want to both broadcast live and save it to disk for ...
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1answer
95 views

NIS domain broadcast message

Is there a broadcast message utility for NIS domain users?
0
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1answer
2k views

how can vlc act as a rtsp server?

hi I am trying to setup vlc as a rtsp server,I know there are two ways, broadcast and VOD. can you tell me how to setup VOD server?