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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.

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25 views

shh connect to home router [on hold]

I am trying to ssh to my home router from local network, to explore it's internals. shh myaccount@192.168.1.1 returns an error: Unable to negotiate with 192.168.1.1 port 22: no matching key ...
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2answers
58 views

Are there any types of switches that allow you to set custom network speed on their ports? [on hold]

I know there are managed switches out there that allow you to hardcode the speed of their ports to 10/100/1000 Mb per second. But what if I want to set the speed to only 1 Mb per second or perhaps ...
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0answers
14 views

OpenVPN/OpenWRT/TP-Link TLWR1043ND: How to configure OpenVPN on this router to get access to connected devices only over the WAN interface?

I have the following problem: There are two networks, network X and network Y. In network X is an OpenVPN server. A TP-Link router (see the model in the topic) should be connected to network Y only ...
2
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1answer
42 views

Can a router route local traffic through the WAN side to an AP bridge via VLANS on a switch?

I've been researching VLANs and advanced network setups, and I'm wondering if this could work. WAN | Switch (VLAN and QoS for ISP) | \ Gateway router Router(AP bridge mode) | ...
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0answers
27 views

Connect to VPN without port forwarding on both mobile and laptop

I want to connect to my internal network from outside. No access to the CE Router. Teamviewer is able to go through but i need something like teamviewer only difference is i need it as a vpn like ...
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0answers
27 views

How to do UDP hole punching when my ISP blocks port redirections [closed]

My ISP blocks me from opening my router ports. If I try to open even high number ports like 60000 they are unreachable from outside. I need my server on mydomain.com to establish an Open VPN ...
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2answers
52 views

Do I need routers in a LAN with 2-firewall DMZ solution? [closed]

I have a LAN that will host an EXTRANET site with 5 servers, and 2 exchange edge servers. The LAN will service an office in a 5 story building with about 100-200 users on each floor. Each floor will ...
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3answers
128 views

How can I duplicate incoming DNS packets and send them to a different nameserver with iptables?

EDIT: the tldr: I want to use TEE and NAT to clone UDP traffic. I'm not worried about handling responses. I ideally don't want to install new software. I am using TEE to send to local segment (127.0.0....
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0answers
56 views

Why is my firewall rule not being applied?

I'm having difficulty getting the firewall on a Draytek Vigor 3220 to pass incoming connections to port 25. I've set a rule to pass TCP packets from WAN to LAN from any source IP address and port to ...
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0answers
13 views

Why is my firewall rule being ignored?

I'm having difficulty getting the firewall on a Draytek Vigor 3220 to pass incoming connections to port 25. I've set a rule to pass TCP packets from WAN to LAN from any source IP address and port to ...
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0answers
32 views

Any performance benefits of dedicated WAN-side router?

In our office we have an VDSL modem/router connected via WAN port to a second larger router which handles the internal LAN. Everything here is cloud based so we don't have any external facing servers ...
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0answers
50 views

Wireless to wireless (wireless server) terrible network performance

I have a server on a totally wireless network. PCs frequently disconnect and access to the server such as SQL query's and file transfers are painfully slow. Wireless to Wireless PCs <-wireless-&...
0
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0answers
7 views

Distribute a network in subnetworks [duplicate]

I am new to subnetting and still in learning phase, so I want to create 6 subnetworks from the following IP range 192.168.10.0/24 I have created the following subnetworks (since i need 6 so i ...
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0answers
12 views

Iptables rule for repeater

I'm trying to set up a network with Squid as proxy server. Unfortunately it seems that Squid is too slow for audio streaming purposes; in my case WLAN-radios. So my approach was simply creating some ...
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0answers
18 views

Routing/NAT with Network Protocol Transformation

I'm looking for a way to accept multiple TCP based protocols on any port, then transform and redirect them all to HTTPS and send them over the internet to a server. (The "Server 1" is mine with ...
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2answers
27 views

Is there URL filter like protocol in TCP/IP stack?

I find many type routers have their self-existent URL filter settings. Tenda: Nexxt: So, is there a URL filter protocol in TCP/IP stack? and if is, is there any software for controlling every ...
0
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0answers
21 views

Cisco 2901 copy running config timed out error

I am trying to copy the running configuration from a Cisco 2901 onto my PC to have a backup copy in a text file. I am connecting to the 2901 using PuTTY. Using the command copy tftp run I try to ...
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1answer
26 views

Multi router network and IPv6 DHCP/RA issues - How to assign default routers?

I've again got problems with our LAN. There are 4 WAN gateways all on the same subnet, all with 100M uplink. On IPv4 I advertise default routers using a ISC DHCP Server. On IPv6 there doesn't seem to ...
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0answers
39 views

what is a reverse nat and why would i need it?

Though I could find some definitions of reverse NAT (like from here), I couldn't really understand why it is needed. I'd really appreciate some examples.
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0answers
19 views

Accessing Routers used as an Access Point (or AP-Mode enabled)

UPDATED-STATEMENT: 20180827@115000 Post created UPDATED-STATEMENT: 20180809@212400 A suggestion was made that said no DHCP on downstream then it'll get it from the next DHCP upstream router. I'm ...
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0answers
13 views

Software router - failover static route

To understand my question here is a brief explanation of the network setup: Two buildings 5.6KM appart. MS Server 2008 R2 at site 1. Other site has several PCs that need to RDP to the server. ...
0
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0answers
21 views

Pointers to debugging mid sized office wifi set-up

We have a mid-sized office network (45 employees, 6 rooms, 8 indoor and outdoor wifi aps and several network switches) which has a problem in its wifi setup. Wifi connections become 'stale' every 5-10 ...
0
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1answer
28 views

Pull DNS entries from Dnsmasq to other DNS server

Background My department has a development network that is based on the idea of bringing up lots of local LANs for testing equipment in various configurations. The bridging development network ...
0
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0answers
22 views

Communicate between two Subnets through a LoadBalancer

Network Configuration: I have a network with the following topology : SubNet1 : Lan1 192.168.10.1, WAN1 : external_ip_1 SubNet2 : Lan2 192.168.1.1, WAN2 : external_ip_2 LoadBalancer (TL-R470T+) : ...
2
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0answers
24 views

USB broadband 3G connecting to a wireless router

In my workplace, the ADSL / internet line (which is connected to a TP-Link router) is down, so I need to use a USB 3G broadband modem to give other computers internet access. I was wondering if there'...
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0answers
121 views

Setting up pfSense to bridge LAN NICs and connect WAN

I have a machine with four NICs (physical ethernet ports) and I'd like to set up a fully updated pfSense on it. So far it looks like this: A few things I've done so far: I've set up the bridge ("...
0
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1answer
89 views

How does DNSMasq integrate with my router?

Context I've successfully installed DNSMasq on a Debian machine and everything seems to be working. Here's what I did: install DNSMasq with sudo apt-get install dnsmasq update file /etc/dnsmasq.d/...
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0answers
41 views

VPN IPSec between Google Cloud and Local Network - Arris Modem

I'm trying to establish a VPN IPSec between my local network and my virtual PCs under Google Cloud Platform. On Google Platform: Private Network: OK External static IP: OK Firewall rules: TCP, UDP, ...
0
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2answers
69 views

How to access host in LAN using alternate IP address?

I have a server in LAN (192.168.1.0/24) with static IP address 192.168.1.100, now I would like all service on this server to be accessible using 192.168.100.100 for hosts in the same LAN(192.168.1.0/...
0
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0answers
47 views

How to configure a management IP address on a router on a stick?

I'm setting up a simple Router on a stick following this tutorial (https://www.youtube.com/watch?v=2_xpsk-uRug&t=338s) The actual routing part works fine, however, I'm struggling to assign the ...
0
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1answer
309 views

RouterOS push static route for IPSec IKEv2 VPN

Can't find a solution how actually I can push a static routes to VPN clients, when they connect via VPN. Configuration from here RouterOS, IPSec, IKEv2. Clients mainly macOS users via standard soft. ...
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0answers
30 views

dnsmasq allow a specific domain to resolve IP

DNSMasq is being used to resolved all domains to resolve to local domains, which is working perfectly fine with below line of code address=/#/192.168.10.10 So type - o.com/abcd.com/googl.com and it ...
0
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1answer
19 views

Is it possible to monitor and set a max sessions / user on a Zyxel SBG3500 Wi-Fi router?

We use the Zyxel SBG3500 Wi-Fi router in an office which acts as our only AP. I know there is a bottleneck because of the number of users connected (20-30 / day with 1-2 devices, the max clients on ...
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0answers
196 views

Port Forwarding from Router / Public IP to server localhost:80

I have a 4G router connected to the NIC of a Ubuntu 18.04 server. I need to be able to use the public IP of the router to access the webpage hosted on the server. I have correctly configured port ...
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0answers
68 views

1-1 NAT addressing on a Moxa EDR-810

I've been trying to configure one of these routers for a couple of weeks. I'm new to the configuration of routers, I've only set up 1 before this so its not going too well (Took me 2 weeks just to get ...
0
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0answers
116 views

openwrt router not forwarding internet traffic

This is my setup: ISP-router (internet) <--> openWRT router [wlan0: 192.168.2.1] <--> [wlan0: 192.168.2.107] and openWRT router <--> PC [wlan1: 192.168.5.12] <--> ...
0
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1answer
389 views

OpenVPN client on OpenWRT not routing traffic through VPN on Linksys WRT3200ACM

I am unable to get the traffic routed through the VPN tunnel, when using OpenVPN on OpenWRT firmware. The router is a WRT3200ACM, connecting to OpenVPN server on Ubuntu. OpenVPN client is connecting ...
0
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0answers
80 views

Debian machine not routing

I'm trying to deploy a system in which there are several machines with several networks. One of them has to act as a router, making it possible for the rest of the machines to access the one next to ...
0
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3answers
107 views

Is a router itself contained in a component of physical layer in OSI reference model?

I understand that router is in L3. However, as a physical component does it correspond to a component of L1 (physical layer)?
0
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1answer
101 views

Draytek, Vigor 2926, Open Ports, Lan 2-8

I cannot open a port / port redirect to a computer on LAN2,3,4 Opening a port / port redirection works for LAN 1. (Tested with a webserver on port 80) LAN#1 : 10.0.16.* LAN#2 : 10.0.15.* It doesn'...
0
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1answer
27 views

Where to get Hardware info about Routers

I have been trying to get information about the hardware itself from Cisco routers but I was unable to find that on Google. It seems weird I cant find that info neither on Cisco page itself. My ...
0
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0answers
50 views

Router firmware does not allow to block ports for incoming traffic - how to secure the local network?

I've got a Linksys WRT1900ACS router. Apart from its great performance, it lacks some security features. My main concern for now is that its firmware doesn't have an option to block ports for incoming ...
0
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1answer
44 views

DHCP router option disregarded by all clients

My WAN router, a TP-LINK Archer C2 doesn't have a local DNS server for DHCP'd clients so I was looking for another solution. I found the Dual DHCP DNS Server for Windows and installed it on the LAN ...
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0answers
52 views

serving multiple networks with one single DHCPv6 server

I have an ISC DHCPv6 server running on a debian (Stretch) machine and 3 physical networks : net1, net2 & net3 . The router is a Debian machine running the Zebra routing software (See picture below)...
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0answers
59 views

Redirect all web traffic to different server to show error page

I have to develop a solution for the service provider to redirect all the web traffic to different web server for show a error or information page under different situations. By implementing this ...
0
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0answers
95 views

broken internet connection after ubuntu setup as router

Yesterday I configured my Ubuntu 16.04 server as a router. The router works fine (all devices on my LAN can connect to the Internet through the Ubuntu router) and I even can ping to external IP ...
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1answer
50 views

Router DNS setup when using Server Essentials

I have Server Essentials 2016. Each client that I connect gets their DNS set to the SE2016 box during connection. My router has it's DNS set to the ISP. I have some weird issues with the internet just ...
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1answer
43 views

difference network and host address of destination in a route

I learn a doc at here it say ,destination address of a route entries, can be a network or host address (primary key). what the difference between network and host address? for example two entries ...
0
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1answer
84 views

Vyos: How to enable prior disabled Nat rules

Vyos ver. 1.1.8 When in configuration mode, you can easily disable a NAT rule by using the "disabled" argument. E.g.: set destination nat rule 10 disabled But how to enable it again ?
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0answers
58 views

Cisco 887va VDSL2 with public static /29 net and 2 vlans

I've a working config that allow internet traffic trought a firewall that is direct connected to 887 fa3 (vlan2 - public ip). Now I would to connect a "guest" wireless network that has to bypass ...