Questions tagged [packet-loss]

When one or more parcels of data, defined as packets, fail to reach their destination over a computer network

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Connection suffers from “packet loss” and trace route

My internet connection has been suffering from packet loss for weeks and I'm trying to find where it is happening. It can go up to 35% packet loss, which is terrible and it's really bad when playing ...
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108 views

Long ping to devices on network and router

I'm having some issues with my network and I believe its the modem/router combo comcast gave my parents. I'm trying to collect evidence to show to comcast. When pinging other devices on my network (...
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Why am I experiencing extreme packet loss?

Out of nowhere I have begun seeing large amounts of packet loss. I made sure I am up to date with any updates including drivers and everything says it's up to date. I use an ethernet cord with a ...
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High packet loss Ubuntu 18.04 LTS

Using the internet on my laptop is a real pain on my home network. It's basically unusable with packet loss around 80% when testing against 8.8.8.8. I have a dual boot on the laptop with a Windows ...
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390 views

Request Timed Out while pinging google domain with ping google.com -t

I have a problem with my internet connection which I found on 2 different lines not only 1. When I play an online game I have a sudden 75% packet loss on the net graph, it happens randomly even ...
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How do I fix bufferbloat without introducing packet loss?

I just installed SQM QoS on my Linksys E4200 (V2) in order to fix some, frankly, horrendous bufferbloat. This seems to have fixed the issue, however, it has now introduced bad packet loss that wasn't ...
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165 views

Network packet loss on ubuntu on a specific network

So I have a recurring issue that's been driving me up the walls for weeks. It only happens with my ubuntu (18.04 LTS) laptop on my home network. other devices on this network (windows 10 desktop, ...
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Multicast to internet

I have network configuration: Gateway under Ubuntu 12 Has 2 NICs: eth0(mtu: 1500): 192.168.0.0/24 eth1(mtu: 1500): dhcp internet http://example.com i have multicast sources 192.168.0.31(mtu: 1500)...
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How I check packet loss in wireshark

The identification value for each entry is like below (not a changing number) 0x0000 (0) How can I check if there is packet loss?
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RTP Streaming using VLC - Getting huge transmit UDP packet loss on my PC - why?

I am getting strange problems on my Windows 7 PC: I have tried to setup VLC media player to stream audio through RTP, however I am getting huge outbound UDP packet lost. After some debugging, I ...
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Why packetbeat drop packet with elastic search on local machine

I am trying to capture my network interface card traffic on my local machine. But Packetbeat is not capturing all packets. This is the error I am getting. {"monitoring": {"metrics": {"beat":{"cpu":{"...
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RX-DRP count and IP packet loss in Debian Stretch

I have OPX (Debian Stretch) installed on two Dell Z9100 switch, hoping to eventually get FRR working. My uplinks are to a Cisco Nexus router. On one Z9100 everything is working fine and I can ping my ...
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What could be causing this packet loss on my broadband cable connection?

My home internet has been unreliable for the past month and so far my ISP has been at a loss to figure out why, so I want to make sure I've ruled out all possible causes on my end. I have a 150/15 ...
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What is causing the packet loss in my network setup?

I have a network consisting of a Wifi router (ASUS RT-AC68U) connected to a switch (Netgear GS116) that connects to multiple network devices (PC, Laptop, NAS). Connections over the switch experience ...
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63 views

Intermittent ping timeouts to gateway

Recently I've been experiencing semi-regular connection stutter, especially during active connections (gaming/VoIP). These request timeouts don't appear to have a pattern and can range from slightly ...
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809 views

How to avoid Jitter on a LAN network?

I recently acquired fiber connection at home, but I faced an issue, every 10 minutes, the connection kinda stop and then restart. Which cause websites or any software that require internet connection ...
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1answer
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What hardware issue is causing my packet loss? Is it fixable?

My laptop got a nasty bump today. A bit of the casing broke, and a corner of the laptop (including screen) is 'bent'. Somewhat to my surprise, the laptop appears to be functioning close to normally: ...
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712 views

Why am I getting packet loss when pinging raspberry pis on subnet?

I have three raspberry pis connected together on a subnet via a hub. I've given them all static IPs and I'm using one main Pi to ping the other two Pis. Here is my setup: Once the main Pi starts ...
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1answer
954 views

Sending UDP packets seems to cause loss on incoming packets on different NIC

I'm running Windows Server 2012 with an audio streaming application that streams over UDP. Another application is receiving audio that's also streamed over UDP, but arrives through a separate NIC. ...
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969 views

Why a router used as access point is causing me problems

I have two modems/routers but was just using one for the entire home. Since I wanted to have Wi-Fi in the first floor as well I connected my second device to the first one with an Ethernet cable so it ...
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1answer
516 views

Cause of packet loss in my Rpi and wifi device?

I was working with the Rpi and i was trying to transfer some data from my wifi enabled device to Rpi over UDP. But i often experience packet loss. I don't know why, packet loss still present for ...
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517 views

Linux - Can I Duplicate, send, then and Deduplicate UDP packets?

I am transmitting UDP data across 2 Linux (Intel) based routers, and I am experiencing low levels of packet loss which are interfering with the application. Is there a way (ideally, but not ...
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314 views

Poor Upload performance on symmetric FTTP 100/100Mbps link

I know what I'm suffering is a "first-world" problem...I have it good, but not as good as it should be. [Moving here at the suggestion of the moderator in SE Network Engineering.] tl;dr; - I have ...
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How can I increase the performance of OpenVPN over a high packet loss network environment

I am trying to connect my laptop to a server in another continent, and it seems that the link is very unreliable (with about 58% packet loss when pinging). When using the VPN through a default ...
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VNC supporting VPN tunnel?

We have a number of users who have been remoting in via VPN and none have had any issues until now. One user is having an issue that we've determined to be due to packet loss or his connection ...
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Odd signal loss throughout my entire home. Cell phones, internet and cable TV

The family and I recently moved into our current home less than 2 months ago. Just got comcast/xfinity wireless internet, cable TV, and home phone. No problems for the most part. Fast download speeds. ...
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1answer
147 views

How is it possible to handle large packet loss?

I currently live in a dorm, and the internet connection is really poor here. The speed is not bad, but around 25% of the packets are lost (randomly). The management knows the problem, but they don't ...
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2answers
361 views

Intermittent Packet Loss

I apologize for my lack of knowledge when it comes to networks. Over the last few weeks, I've been experiencing off and on intermittent internet issues. I can go hours without anything then all of a ...
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100 views

How to find the cause of my Packet Loss?

I am using Internet from my University. All rooms and offices are connected with Ethernet cable through many switches. Many times I have packet loss, I think one switch or modem is problematic. How to ...
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3k views

Dropped packets in all Linux and Unix

I have a problem. I have motherboard by Supermicro – X11SBA-LN4F. There are 4 ethernet ports. In first port i have internet. In second port i have my local network. When, i write "ifconfig" or "...
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Apparently inexplicable packet-loss; possibly causing slow Skype connection despite speed-tests showing good up and downstream speeds at both ends

I have done a look Whois lookup on my IP Address which is returning [redacted by instruction]. We're currently connected via Skype so I know transmissions are sending; however, when my friend attempts ...
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634 views

Single TCP retransmission causes 15 seconds delay on wireless

I am having a strange problem which causes long delays in http requests (POST in this case) to my own web server. This occurs only if - a linux or Mac client is used (Windows is fine), and - the ...
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Packet loss in WinMTR test but not in PathPing?

I suspected some network issues with a host, so I ran both WinMTR and PathPing to test my connection to it. The results were entirely different; WinMTR reported ~75% packet loss on each hop (except ...
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How to find configuration that wil emulate specific network conditions with netem / tc?

We had our otherwise well tested application fail once it was deployed on a device connected via a poor wan connection. To be able to debug this we want to reproduce the bad network conditions in a ...
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2answers
1k views

Significant packet loss, ISP claims there's nothing wrong. What can I do?

During the day things are usually fine, but at night anything that requires bandwidth (I have a 30mbps fiber optic connection, though I don't think it's end to end fiber) or a consistent connection (...
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1answer
429 views

Packet Loss/High Ping with One Computer Seems to Affect Entire Network

I'm having an issue with my PC. I have a wireless router/modem combo box that was provided by my ISP and am having issues with a single PC on my network. The PC is connected via WIFI and often will ...
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1k views

Incoming packets drops when a lot of packets

I encountered a problem with my network. When I play online games that send many packets, my ts3 connection statistics show 25% - 50% packet loss. First game I noticed to do so is Space Engineers, ...
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596 views

Troubleshooting Packet Loss in my Home Network

I have a DSL subscription in my apartment and I want to connect a second apartment of mine in the same building. Here's the setup: I have a wireless ADSL router that was provided by the ISP: ...
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Is packet loss in traceroute a sign of speed throttling?

This connection has severe connectivity issues like webpage timeouts and slow transfer speeds. Its a wireless HSDPA conection which I am accessing using a USB Modem (Huawei E303c). Executing mtr ...
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794 views

Ping spikes and packet loss/connection drops to router

So I'm getting large ping spikes between my computer and router. I have ruled out the possibility of a faulty router as other devices on the network do not appear to get any service interruptions. I ...
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4answers
13k views

What can I do to improve DSL connection stability?

I am getting some pretty high CRC and FEC error rates on my modem. After many tests I am getting 1/5th or less the bandwidth that I should and I started looking into it. It seems I have high packet ...
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EasyBox Packet Loss, especially under pressure

the problem in itself seems very straightforward, but I can't find the cause. It started a few weeks ago, and ever since every device in the network experiences packet loss. If you just do casual ...
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2answers
750 views

Public network Wi-Fi connection problems

My friend and I have free public Wi-Fi at college. Her Wi-Fi used to work fine, and still does in the other buildings. However, for a long time now her Wi-Fi (which has excellent connection) won't ...
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1k views

What does a network packet consists of?

I know basic networking but I am not very good at it. Now I am calculating how many packets will be lost if I use UDP over IPv4. I can assume that the protocol overhead for data sent via UDP over IPv4 ...
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2k views

Packet loss on native Windows 7, but not on Mac, Linux, WinXP or VM'd Win7. What?

I am managing a small handful of newish Dell laptops and desktops that use similar ethernet hardware -- Intel I217-LM for the desktops and Intel I218-LM for the laptops. These all are running the same ...
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1answer
2k views

Home ADSL Modem Dropping Packets?

I know this is supposed to be a "pro" forum, but I'm hoping someone can help since my ISP isn't doing much to try and fix things. My ISP has given me a DSL modem / Router combo - a ADB / Pirelli P.DG ...
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Computer causes internet loss on other devices

I have a switch that is directly connected to my modem. attached to this switch are a computer, PS3, PS4 and a NAS. They all have been assigned static IP addresses. My problem is the following: ...
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Losing first hundred pings

My internet connection seemed slow, so I did: sudo ping -f www.google.com The strange thing is that I see I'm losing the first couple hundreds of pings, but after that it behaves as it should behave....
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579 views

OS X: how to make it reply to “ICMP time stamp query”?

As per another question, I'm using hping--icmp-ts to send the ICMP time stamp requests to debug asymmetric routes. It seems like my OpenBSD box generates time stamp replies by default without any ...
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455 views

Strange router behavior — packet loss, truncated HTTP responses

I am encountering some strange behavior with a new home WiFi router. Pinging outside servers (i.e. google.com, amazon.com) has 30% packet loss, and HTTP requests with wget only give me the first 1-2kB ...