Questions tagged [router]

A device that connects two or more networks and is capable of forwarding data packets to a destination based on information contained within a packet and internal routing tables.

Filter by
Sorted by
Tagged with
-3 votes
0 answers
23 views

OPENWRT VIRTUAL MACHINE AS MAIN ROUTER [closed]

im new to networking and virtualization, i was wondering if we can use a virtual router openwrt as main router or default gateway. Like our data go from the physical router to virtual router than our ...
  • 1
1 vote
3 answers
53 views

Internet access problems on subnet

Hello Server Fault friends! I have a question that I believe should be easy to answer for someone who really gets how a typical subnet should be configured with a router such as PFSense. My Problem: I ...
0 votes
0 answers
24 views

Windows lost server connection while transferring files via Samba

I have a Ubuntu 22.04.1 server with Samba installed to allow other PC in the local network to upload/download files, there are 2 Windows clients (Windows 10 & 11), and they both are ok to connect ...
  • 101
0 votes
0 answers
28 views

How to SSH into a computer connected to a modem while connected to a router that's bridged to that modem?

I have a Modem/Router (NAT) that authenticates to my ISP's fiber optic cable. This modem has one ethernet cable connected to my Computer and another to the WAN port of a Wi-Fi router. The Router is ...
  • 101
-1 votes
0 answers
22 views

DHCP Query for splitting ip between device

I am learning networking, so I would like to know if we can split our ips between mobiles and pc. Like till 100 for pc and rest for mobiles in the router. Let's say I have a router at work and I want ...
-1 votes
0 answers
19 views

If I put a router into client mode, will I lose wireless access to its admin console?

I need to get my server on the web but only a wireless signal is available to me. So I am going to plug the server into the LAN of an extra router and put that router in client mode to provide "...
  • 1
-1 votes
1 answer
32 views

Please explain this traceroute

What might cause the middle two RTT to timeout. This happens every time. Users are reporting slow network access from the remote site. We have contacted Meraki and they have not found anything wrong. ...
1 vote
0 answers
64 views

Unable to ping through router switch router

## Question Why in firewall_2 routing table rip address is not showing like router_b? As I done Rip routing In Firewall_2 as shown in the right side image rip: 192.168.1.0 192.168.2.0 209.165.200.0 ...
-2 votes
1 answer
48 views

Can two servers talk to each other via TCP by this configuration? [duplicate]

This is an interview question: There are two servers on Rank A, setup the network on the two hosts by following configuration: Server A: ifconfig eth0 10.10.15.129 netmask 255.255.255.0 up route add ...
  • 1
1 vote
1 answer
44 views

Blocking SSH access from WAN side of CISCO 890 to management plane

I've been round about the houses with this one for days, i've not found a solution yet that works. I haven't found a way to block the HTTP access to the management plane either, i had to give up and ...
  • 121
0 votes
2 answers
56 views

Custom time zone for Wifi connected devices?

I have Wifi router and server that a number of devices connect to on a ship. The devices are both mobile(iOS, Android) and laptops. Connections are so that the devices can only access a specific ...
  • 191
0 votes
1 answer
31 views

Allow communication between two networks through two routers

I have the following setup I would like Device A to be able to communicate with device B and vice versa. I have setup static routing on Router A, and Router B as follows: Router A: 192.168.1.0/24 ...
  • 123
0 votes
0 answers
67 views

Does DDNS work within an ISP subnet?

I'm trying to host a web server through a Raspberry PI 4, but found some problems in the final steps of my configuration. What I did is the following: Install Nginx. Install Node to host my site (I'm ...
-1 votes
1 answer
78 views

How can I download the cisco running config to my C drive's folder?

I am going to download the running config from the cisco router. I have tried the following command, but it needs to change the account's privilege level to 15 for downloading the running config. I ...
0 votes
0 answers
28 views

Establish a connection to a device that is connected to a router repeater that is connected via Wi-Fi to the main router

I have a DD-WRT firmware repeater router that relays the signal of the main router via Wi-Fi (i.e. it is connected to the main via Wi-Fi). I have a Linux device that is connected to the repeater with ...
0 votes
1 answer
89 views

running openwrt in virtualbox with 2 network adapters- a host only adapter and bridged adapter, but only host-only adapter shows

following this video to try and set up a virtual network for me to practice hacking, but only the host-only adapter shows (I am currently 17 minutes into the video). uci show network ip addr /etc/...
0 votes
0 answers
23 views

Mikrotik configuration lost after electricity went off

Because of electric went off the miktrotik router lost operation system .. The operation System went down .. I did backup to the router "ccr1009" After that everything went well but I got ...
  • 1
1 vote
0 answers
232 views

Blocking forwarded traffic with OpenWrt fw3 firewall

I can't find out how to create a fw3 rule which does what I want (block all traffic from 192.168.1.119). I have this in /etc/config/firewall config rule option ...
  • 11
0 votes
0 answers
239 views

Enalble Writable FTP or Samba on a ZTE Router(Shipped as Airtel Nokia Router)

I have enabled ftp as well as Samba service for the usb device connected to my router. However, both are readonly. I see that tplink routers can be configured to use ftp in writeable mode as well - ...
0 votes
0 answers
448 views

Mikrotik CCR1009 ROS 7 dual WAN configuration

i have a CCR1009 (ROS 7.2.3) configured with the COMBO port as WAN_1 and the eth1 to eth5 ports as LAN, VOIP, and 3 SERVER with different subnets. The ISP is fastweb (mixed fiber 100/100) which ...
1 vote
1 answer
156 views

WG3526 modem can't connect to 4G/LTE with OpenWRT

I have a client with a WG3526 4G/LTE modem with a sim card slot. I had to change the firmware so I can get detailed bandwidth usage. My issue is since I installed the generic version of OpenWRT, the ...
  • 61
0 votes
1 answer
56 views

Is ingress filtering described in RFC2827 implemented in most routers? How does such implementation look like?

RFC 2827 describes the idea of ingress filtering that is meant to deal with DOS attacks that utilize IP spoofing: An input traffic filter on the ingress (input) link of "router 2", which ...
0 votes
0 answers
28 views

Huawei Switch CE6810LI & Router Huawei NE40E - SNMP Monitoring with ELK Stack

I would like to discuss my case with you to see if I can find a way to solve the problem that I am encountering when monitoring network traffic and other aspects of our Huawei core devices. My case is ...
0 votes
1 answer
24 views

UFW route not responding

Hi i tried to make a server where every software running on it is in a vm. i tried using ufw to route the requests and it worked ... locally. when i tried to connect to one of my vm using a vpn i saw ...
0 votes
1 answer
1k views

Can't connect ssh via wireless interface but t works using eth0

Suddenly I can't connect via ssh to a server using my wireless interface but I can do it using the eth0 interface with a cable connected directly to my router. From my wireless interface I got: $ ssh -...
  • 103
0 votes
1 answer
335 views

Create an NFQUEUE rule to match a local addresses destination in my raspberry pi router

I'm working on a project to verify the source of each packet if its destination is one of several IPs on the LAN network. I'm interested in the LAN IPs, not the WAN. I tried to create many matches ...
0 votes
1 answer
135 views

Openvpn and routing for outside

I installed openvpn on my router. Everything works great. But, when the tunnel is up, my router is no longer accessible from the outside (I have a "white" dedicated address). Packets get to ...
  • 1
0 votes
0 answers
95 views

Get Real Address wen Login Winbox Mikrotik

I have two mikrotik router which connected with vpn. The router configuration like this Router CORE PUBLIC IP : 66.96.234.199/32 IP VPN : 172.1.23.1 Router Client IP VPN : 172.1.23.33 I've port ...
0 votes
0 answers
44 views

Route between two interfaces

i have two interfaces l2tp1(L2TP) and vti64 (vpn ipsec). L2TP client can not see vti64 (vpn ipsec) network. How to make route between two interfaces ?
  • 1
0 votes
0 answers
15 views

Prevent FING / network scan on router level

I connect 20+ phones on the same wifi. I use each with a different VPN connection (android) I see a network scan can leak when pining the whole subnet. Is there a router settings to avoid discovery on ...
  • 101
-3 votes
1 answer
2k views

Can't connect to my localhost server with my public IP [duplicate]

I have created a local node server on my laptop. And I can access it using the private IP (like 192.168.1.9:8080) on same network on my other devices like phone and other PC. I have disabled firewall. ...
  • 97
0 votes
1 answer
75 views

How to isolate devices on a subnetwork? [closed]

I am an electrical engineer working for a university. Our network infrastructure does not allow static IP. Only DHPC devices can be connected to the wired network. I am responsible for an industrial ...
  • 176
0 votes
0 answers
23 views

Tplink router on wisp mode with zte 4g lte modem

Which is better for 8 users doing voip , watching youtube videos, browsing and playing multiplayer online games at a time ? Beacon interval 100/dtim interval 1 B.i. 200 / dtim 1 B.i. 50/dtim 4 B.i. 50/...
  • 1
-1 votes
1 answer
93 views

How can I tell (or prove) packets are being dropped by my router or my ISP? [closed]

I have a Hitron router that was provided by my ISP, and I have it configured to forward ports to devices on my LAN. I used to be able to access machines on the LAN from machines on the LAN by way of ...
0 votes
0 answers
15 views

What is the proper way for multiple IP blocks to point consistently to the same internal IPs?

If we have 2 IP blocks from different ISPs coming in and we want to accept traffic on either, how can we map IPs internally (NAT/VIPs) without duplicating for each external IP block? We are on ...
  • 707
0 votes
0 answers
14 views

RUT 950 router to send data over the internet

I also have a similar question but I am not able to follow up the above chat. Can anyone help me in understanding this? I have some devices in LAN. Through the router I would like to send data outside ...
0 votes
0 answers
36 views

Can many connections cause dns lookup or request timeout?

I'm running crawler on my company's internet. 10 raspberry pi * 45 crawlers each, 2 desktops * 70 crawlers each These processes are sending requests 24/7. 3~5% of packets are getting lost. This is ...
0 votes
2 answers
759 views

Add secondary IP to ESXi host from different subnets

I have to add a secondary IP to an ESXi host running ESXi 6.5. My objective is to allow communication between some machines running on a different local network and the VMs present inside ESXi through ...
0 votes
1 answer
19 views

Setting up a static IP, but for whatever reason when I load the openvpn file to a router it doesn't load the static IP I set

(Static IP is not one reserved by the access server) Pics here: https://imgur.com/a/oHYql6Y
0 votes
0 answers
61 views

using one router for OpenVPN to connect through internet router

I connect to the internet via a router. I want to setup a second router (ASUS) to connect via OpenVPN through the first router to a VPN service. I assume the WAN port of the second router needs to be ...
  • 1
0 votes
1 answer
235 views

What does exactly break with double NAT?

There are many warnings about double NAT networks. DSL---modem with router-----second router configured by ISP inner network first NAT second NAT What will exactly break ...
0 votes
0 answers
53 views

How can I access the working information of a router on a remote server with Javascript and Node JS?

For my friends who want detailed information; The information I want to reach about the router is as follows; Heat, Device Connected Users, Signal Strength, Connection Speed, Device Uptime
-4 votes
1 answer
41 views

Not getting faster Internet speed after aggregation of two Verizon gateways [closed]

I want to increase Internet speed by using two Internet gateways instead of one. I have two Verizon home-Internet-LTE gateways. Both are connected to a TP LINK TL-SG116 Switch, which has IEEE802.3ab (...
  • 234
-1 votes
1 answer
37 views

Home Server Setup Questions [closed]

I think I'm on the right Stack for this question So, I've been self-hosting a web server from my home. And recently I've started to see ;'s being included in some request. Trying to, I assume, access ...
0 votes
1 answer
108 views

PHP socket connection through XR300 router to a receipt printer

I have a PHP application which is attempting to open a socket connection to a printer through my router. A couple things to note - my networking skills are lacking so I may be missing something ...
  • 103
0 votes
0 answers
595 views

How to create VLAN in ZTE ZXHN H298A Router

I have a router / modem called ZTE ZXHN H298A V1.0 TTN.19T4_210317. I'm sharing my network with neighbours but I want to capsule my network and/or the guests network to protect my local network. So I ...
-1 votes
1 answer
816 views

SSH port forwarding not working remotely

I am trying to build a server with my old PC just out of curiosity. I installed ubuntu 21.10. And connected it with Real VNC. Now I need to connect it with ssh. I can connect to the PC via the local ...
1 vote
1 answer
3k views

Dnsmasq server does not work when configured as the primary DNS in my router

I have a LAN with IP range 192.168.2.* and the following configuration: There is a router of address 192.168.2.1 There is a MacOS machine of address 192.168.2.11 There is a vagrant (virtual box) ...
  • 195
1 vote
0 answers
54 views

Need to use 3rd party router, Static IPs wont transfer

I am on a business connection with Spectrum, I have 5 static IPs assigned but they only seem to work when I plug in their own very low end router. The problem is, their router is too low end to handle ...
1 vote
1 answer
71 views

About MPLS label range

In most routers or switches that support MPLS, if transit label and uhp LSP label need to have a different label range? when protocol(LDP or BGP) assign labels, I know that VPN label and LSP tunnel ...
  • 11

1
2 3 4 5
41