Questions tagged [router]

Questions about running a UNIX-like OS (typically Linux) on wired and wireless routers, including flashing, creating, and configuring custom firmware.

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28 views

Networking between 192.168.0.0/24 & 192.168.2.0/24 Results in Partial Packet Loss

I am attempting to route between subnets 192.168.0.0/24 & 192.168.2.0/24 across two separate routers. The first router (192.168.0.1) manages 192.168.0.0/24 and the second router (192.168.2.1) ...
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netgear R7800 serial to tll bricked router

my r7800 needs to be unbricked and I try to use the erial usb cable for the first time. Im new user on linux, so I need to know my ports (com) I dont know how, and Im using linux mint. thanks
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16 views

How to route based on the incoming interface [closed]

I have a Linux system with multiple network interfaces (let us call them A,B,C,D) and would like to route depending on from which interface a packet arrived. For example, if the packet comes from A, ...
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VPN on router: Mac OS ignore DNS

hopefully someone can help because even the VPN customer care could not. I have setup a VPN (OpenVPN) on my router (Asus AC56U) like I did other a lot of other times. In the past, everything worked ...
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29 views

Is there Asus router command-line access to detailed traffic statistics?

In Asus routers there is a "Traffic Analyzer" app in the admin GUI with graphs showing bandwidth usage broken down in different ways for the top 5 devices or protocols. Is there access via ...
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Install OpenWRT firmware for WD MyNet600 Router using Ubuntu 20.04

I am trying to install the latest OpenWRT firmware openwrt-19.07.4-ar71xx-generic-mynet-n600-squashfs-factory.bin on my old WD MYNET600 Router whose current firmware version is Firmware Version 1.04....
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26 views

Hide all devices via squid proxy?

Can we hide all devices via squid proxy? I want to hide all of my devices from ISP. For this purpose I want to set a system as a router and want to install squid on it. Can we hide devices via this ...
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35 views

Networking: Cannot ping across router in one direction (can ping in other direction)

Here's my network topology: ISP: 192.168.0.1 pfSense: (ip dhcp) <-> 192.168.1.1 pfSense does outbound NAT such that all traffic passing out of interface (ip dhcp) is NAT to map all "...
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44 views

Is it possible to deploy a server with two network interfaces with IP addresses on the same network?

I have a Raspberry-Pi set up as a router which routes traffic between two networks 192.168.1.x and 192.168.2.x. For reasons which are imposed on me by the physical network topology in my house, I want ...
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Trying to use inbuilt shell command “update” to flash custom firmware to router and it asks for devname

I'm a newbie to linux and embedded systems and I've been trying to flash my router with custom firmware for a while now. I managed to find a matching .bin file but the included update command needs a &...
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43 views

Raspberry Pi as a Routed Access Point

So I am following the recipe below using Raspberry OS Buster Lite: https://www.raspberrypi.org/documentation/configuration/wireless/access-point-routed.md I can connect my laptop to the Pi (hostapd ...
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186 views

Install Debian on Mikrotik RB 2011 routerboard

Is there any way to install Debian sid on Mikrotik RB 2011? Seems to Debian MIPS port not support this type of cpu (Atheros 600MHz 74K MIPS big-endian), I already install OpenWRT on this device, need ...
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383 views

After upgrade to fios and G3100 router, wireless printer no longer connects

I'm running slackware64-current (current distro downloaded 9/1/19) and using a brother HL-L2395DW printer. And up until 7/28/20, my internet was verizon dsl using a westell 6100 modem/router. I used ...
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34 views

Will a router with a firewall block forwarded packets from a sub-LAN network?

I have a system that looks like so: +----------+ +--------+ +--------+ | | | | | | | Internet |<--->| Modem |<--->| Router | | | | ...
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19 views

Router Disconnecting randomly ! Bad Password?

I have been facing this irritating issue lately, and have exhaustively searched for simmilar issues online but didn't got it solved yet. I am using a dual band router.These are the present settings of ...
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Triangular network topology: Incorrect entry in routing table. (Persistent between reboots.) (Debian 10 & Raspberry Pi)

My Debian 10 workstation has 2 network interfaces. This is my routing table (simplified) ip route default via 192.168.2.254 dev enx0050b668976b proto dhcp metric 100 10.0.0.0/8 dev enp6s0 proto ...
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112 views

In IPV6, what should I do if the last 2 boxes only contain 3 characters?

I'm setting up a new router which actually allows me to change both my IPV4 and IPV6 DNS Servers. I'm adding AdGuard DNS for both and setting up the IPV4 was no problem at all since I've done it a ...
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Port forwarding with android

I know smartphones can do like routers, It is possible to forward port on android with hotspot and access it from internet, like the way we using router can we use smartphone instead????? If yes How??
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Wake on lan from custom router (raspberry pi)

Continuation from this question I want to send magic packet for wake on lan from my custom router(raspberry pi). Below is network image; I used wakeonlan to send magic packet. However, Desktop PC ...
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27 views

Raspbian router configuration: cannot ping devices on other side of router?

I've got the following network setup [ISP Router] <---> [Raspbian] <---> [Debian 10 Workstation] Here's some info from my Raspbian "router" iptables has been flushed with iptables -F, ...
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1answer
100 views

Wake on lan via my custom router

I want to use wake on lan via my custom router. Below image is my networking image. I could make connection from smart phone to raspi3 using google cloud platform and VPN (softether), and from raspi3 ...
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ping failed when bind interface but success when bind address?

Ubuntu add a usb network interface: enx00e04c3603ac Link encap:Ethernet HWaddr 00:e0:4c:36:03:ac inet addr:192.168.3.110 Bcast:192.168.3.255 Mask:255.255.255.0 inet6 addr: fe80::2e0:...
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51 views

Routing on all interfaces

I recently got a small single board computer to replace the horrible router provided by my ISP. Following this example: https://www.openbsd.org/faq/pf/example1.html em0 is my WAN, em1 is an AP, and ...
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28 views

Counting bytes on all connections traversing a Linux router

I have a Linux box which works as a router. How can I measure which connections send and receive how much data? For each hour, I would like something like: src_addr src_port dst_addr ...
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87 views

telnet refuses to connect when /bin binded to another location

I am working on a router and its firmware is read-only as expected. The busybox they used are trimmed down version of the original tool so i cannot use all the tools necesseray. This router has also a ...
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79 views

Intermittent internet connection/DNS issues with Debian

For the last 15~20 days I've faced a inconsistent connection issues. I've tried several things, and mostly I can't say if they helped or not. What I can say for sure: When returning from hibernation, ...
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iptables vpn router + killswitch rule set

I'm using raspberry pi as openvpn router with vpn killswitch where all connections are disabled if vpn is down. Everything is working fine except that I can't load any web page on raspberry nor ping ...
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42 views

Wifi (2.4 GHz and 5 GHz) act differently on router and repeater

I am having a Dell laptop Inspiron 1525 with Zorin OS Lite 12.4 based on Ubuntu 16.04 LTS. My router is a TP-Link TL-WDR4300 and my repeater a TP-Link RE200. This is the behavior ... Connecting to ...
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38 views

Allow website for specific MAC address using iptable

I have a linux router connect my computer to it. I want to allow my computer to access some website that i want and block other connection, so I used some iptable command below: iptables -N ...
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566 views

Isolate subnet with DD-WRT router

I have my ISP gateway (which is a regular wifi router) which is 192.168.178.1. This is connected to a DD-WRT router (using it's WAN port). I've had this setup for a while now and pretty much the ...
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50 views

Configuring single network interface in three different ways and setting routes based on certain conditions?

I have a USB Armory Mk II running Debian and it's fairly trivial to get up the communication with the USB host. However, what I'd like to achieve is the following. I'd like to be able to configure ...
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19 views

Use Netfilter to programatically set packet destination and route them

I'm new to iptables and its modules and I would like help in rapping my head around it. The Problem Managing large scale NAT routing. I need to handle more then 100,000 static IPs (and growing) and ...
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50 views

Very slow wifi with new router

I recently changed my internet provider and switched from a Sagecom F@st 3890 router to a Hitron CGNV4. I use a Cisco Linksys wireless network adapter to connect to wifi on my elementary OS 5.1 system ...
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Problems routing Internet traffic from client through host w/multiple IP address on same i/f

Need routing configuration advice (preferably with commands): I'm trying to somehow forward Internet requests originating on the client through a host (over 192.168.200.0 network) to an Internet ...
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1answer
263 views

How can I tether an Android-based phone to a Linux with Bluetooth and Internet access?

The web is chock-full of explanations on how to tether device so-and-so (including Linux-based devices) to an Android phone providing the Internet uplink. I'd like to do it the other way around. I'd ...
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3answers
245 views

How to do port forwarding with two interfaces using iptables?

I have a debian box with two interfaces wan and lan(192.168.0.1). On lan:80 I have a site that must be accessed from local network. Also I need this site to be accessed from wan:777. This is my ...
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Can find server on the network, but not able to connect via SSH

Server machine is running: Ubuntu Server 18.04.02 I've checked and server is running the SSH service. Follow some details: netstat -natp | grep ssh tcp 0 0.0.0.0:22 0.0.0.0:* LISTEN ...
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31 views

Understanding Netplan / NIC [closed]

I have a set of 5 static ip addresses. Currently I only have 1 server, so I want to route 2 static IP's to the same server. At the same time I still want the server to be part of the local network. ...
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142 views

How to find out the chipset of my Router?

Trying to install wifi on my fresh debian I got confused. It seems to be more complex than I thought. As far as I understood it correct I need to manually download drivers for my router, that depend ...
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100 views

Where to find (or how to build) rpcapd for my ARM 7 based linux FreshTomato router

I had previously found a prebuilt binary for my older MIPS based router running Linux/TomatoUSB, which worked great. Now of course that binary won't work on my newer ARM based router (Asus AC3200). ...
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1answer
18 views

Linux disconnect two subnetworks

I have one router with 3 networkcards (one goes global and two are intern) and I would like to know if i enabled in the router nat.ipv4.ip_forward = 1 so does a host on subnet 1 cann reach a host on ...
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431 views

Telnet Login Incorrect - Ubuntu - Connnecting to Router

i cannot login to the router using telnet and getting login incorrect in Ubuntu 18.x what's the problem root@ubuntu:/home/ezzat# telnet 192.168.1.1 Trying 192.168.1.1... Connected to 192.168.1.1. ...
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58 views

Linux gateway with one interface and aliases

Hello I am trying to use a linux machine as gateway for other machines in the same network using iptables, these are the configurations related to both machines: Machine A (This is the one I want to ...
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1answer
813 views

How to share “internet hotspot” access to a network on a second wifi adapter?

Can anyone assist with a linux routing question? Essentially I want to use an Ubuntu laptop to provide internet access to an attached network. I have a Raspberry pi on a wifi network (192.168.42.0/24)...
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92 views

asus ac68 merlin curl ignore http_proxy

asus ac68 is a router. I have installed the latest firmware(merlin) 384.11. curl -V curl 7.64.1 (arm-unknown-linux-gnu) libcurl/7.64.1 OpenSSL/1.0.2r zlib/1.2.5 Release-Date: 2019-03-27 Protocols: ...
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Elementary crashes router when plug in Ethernet cable; Windows, no problem

I've already tried this more than twice. I can connect my laptop via Ethernet cable to the router on Windows, but when I do so on Elementary, the router instantly crashes and reboots. I can use WiFi ...
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58 views

Can't access SNMP stack on rasp pi through router from WAN

Background I am running the following On my laptop the very latest version of arch linux with all the latest updates. It is from this laptop that I am querying an SNMP stack on a rasp pi $ uname -...
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1answer
1k views

OpenWRT on a router with Broadcom wireless chip

I found a note on openwrt.org / without timestamp / unclear if its very old Wiki entry Broadcom has not released any FOSS drivers. Broadcom doesn’t support open-source much at all. (..) ...
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247 views

How do I connect to a QNAP [closed]

BACKGROUND DETAILS: I've inhereted a QNAP TS-459U-RP. I currently have it connected to my home router via an ethernet/rj45 cable. My computer is connected to the same router. How do I access the ...
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2k views

ssh works only one way

I have two computers, one is running Debian GNU/Linux 9 and the other Ubuntu 18.04.1 LTS. I have installed openssh on both computers. sudo apt install openssh-client sudo apt install openssh-server ...

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