a device that connects to 2 or more networks and is capable of forwarding data packets into the direction of the ultimate destination based on information read from the packet and internal routing tables.

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22 views

Modem, Router, Switch configuration

I have two switches in different rooms, both wired to a router (LAN ports) which is in turn wired (WAN port) to a cable modem. I want to switch from cable to DSL for cost reasons, but keep the router ...
-3
votes
1answer
19 views

Simple to use VPN Firewall [on hold]

In my company we use a Cisco ASA 5505 Router with the VPN, Firewall setup, and we route IP and VOIP traffic through it. I can only log into the router from a single computer due to the quirkiness of ...
0
votes
2answers
39 views

Server talks to one group but not other, both groups talk to each other

I've been trying to figure this out for a couple of days now and no luck so I thought I'd ask here. We have two buildings connected via a line of sight wireless network bridge. We have two routers, ...
-2
votes
1answer
26 views

how to connect 2 networks with different routers

I have a TP-Link TL-ER6120 VPN router and a Cisco RV-180 VPN router. I want to have 2 networks with two routers connecting each other. My network is the following: Internet -----> TL-ER6120 ...
0
votes
0answers
6 views

Add persistent route in asus router [migrated]

I'm using Asus RT-N66U router as HTTP load balancer and reverse HTTP proxy. To do it I installed Download Tools from stock firmware and nginx server. I moved router's web interface out of 80 port and ...
0
votes
1answer
11 views

WRT160NL Linksys Cisco Wifi router

There is a WRT160NL Cisco Wifi router, and has to decrease the wifi range, so it cannot go outside of the office. I tried to find this settings on the admin page, but I have not found yet. Does ...
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votes
2answers
19 views

Routing a port with no defined port forwarding rules to multiple machines listening on that port [closed]

This is something I've been wondering for a long time but never actually faced a situation where I had time to play with it. Lets say I have a router which has no defined port forwarding rules for ...
0
votes
1answer
13 views

how to connect wifi devices to local server without external router? [closed]

I have a server running on a laptop which I use for live presentations (server is usb web server, on windows 10 TP), I want to be able to connect to it with tablets, cell phones, etc via wifi, but ...
0
votes
1answer
24 views

forwarding packet from one interface to another interface

I have an embeded system with 2 interfaces e0 and m0, whose ips are 10.0.0.20 and 192.168.0.20, respectively. Incoming packets into e0 have an ip of 10.0.0.10 and should be forwarded to m0 interface ...
1
vote
1answer
34 views

Is it safe to use PoE injector for routers that do not support PoE

We bought an Asus router n66U to be installed in a tourist bus along with a server. The bus has a inverter to supply a 220V AC. However, there can be abrupt power fluctuations specially during ...
1
vote
2answers
67 views

router: ping fails at specific time for 40 seconds

my network looks like this: ISP cable --- ISP modem/router (2 in 1) \ \--- my router --- wifi connection --- computer 1 \----------- cable connection ...
0
votes
0answers
7 views

Configure /etc/config/wireless file to switch to AP mode when client not connected [migrated]

I'd like to be able to configure the /etc/config/wireless file such that when either of these conditions are met, the router (OpenWrt) goes into AP mode: There is no WiFi network configured by the ...
-1
votes
1answer
104 views

Setting up pfsense on a small business network for firewall use

I have approximately 20 machines that will all be on the same subnet with a pfsense firewall. I have no experience with pfsense, so I am just starting out. I have the following configuration: The ...
0
votes
0answers
31 views

Port Mirroring on Wireless router

I will be going on site to help hotel manager to identify who is using P2P (torrents) in hotel and abusing network usage for other guests. Easy option would be 1. Port Mirroring on wireless router ...
2
votes
2answers
48 views

nmap results to find open ports for SIP

I suspect that a firewall, or other security, on either the router, or on tleilax or doge is causing a problem with SIP calls. How do I establish that the connection is allowed and not being blocked? ...
0
votes
1answer
33 views

iptables - Redirect except list MAC Address

I'm using iptables on my router to redirect all web traffic to my page. But i don't know how to except my mac address list. I did command like this iptables -t nat -A PREROUTING -m mac ! ...
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0answers
3 views

TP Link AC router slower than Belkin G router? [migrated]

I recently upgraded my router to TP Link Archer 750 as I needed a USB port in the router to setup a media sharing server. To my surprise this router is performing pathetically. I am running on the ...
0
votes
0answers
4 views

IPv6: Cannot reach outside of LAN (OpenWrt Router connected to ISP Router through Wi-Fi) [migrated]

Hello dear server expert, I would like to ask for you help for my installation. I have a Freebox Revolution (I am French and my ISP is Free). The box provides IPv4 and IPv6. Every computer connected ...
0
votes
1answer
38 views

How to connect to external server using router from VLAN's

I am newbie. I am trying to build network system in Packet Tracer. Now I have such network layout. I have different VLAN's Accounting and Sales. I have configured this using subinterface in ...
1
vote
1answer
67 views

Why does a router ping failure respond using a different IP?

From Windows CMD, when trying to ping another computer on our internal LAN, the IP obviously fails to respond. However the reply of "Destination host unreachable." comes from yet a different IP, and ...
4
votes
4answers
453 views

Is enabling https on a Cisco router a considerable security risk?

I would like to use Cisco's Network Assistant to manage my Cisco routers (I know there are other solutions for this, but for now I've decided to use CNA). It requires the HTTP or HTTPS service to be ...
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votes
0answers
32 views

internet timeout every half hour or so. mutiple vlans affected (all wan access is affected) internal network continues to work

i'm facing a strange issue. our internet is dropping out every 20, 10 or 30 min. it's not exact but sometimes even every 5 minutes. the connection restores usually a minute later. but i'm not able to ...
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votes
0answers
5 views

Can't connect my admin router page [migrated]

Today I woke up with an unconfigured router, and I know to configure it, however I can not access 192.168.1.1, the administration page, i just cant! And i do not know why! This message is showing in ...
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votes
2answers
56 views

Cisco 2801 - ACL example to prevent certain users in same subnet from accessing certain devices [closed]

May be a simple answer, but does anyone have an example of an ACL that would prevent certain users (preferably based on MAC address, so that I can not have to deal with static DHCP addressing) from ...
1
vote
1answer
50 views

(net)SNMP can GET but not SET

I am running OpenWRT (tried all 3 latest versions) in a TP-LINK WDR3600, with snmpd and snmp utils installed. I can get (although MIBs seem missing) but not set OIDs. SNMPGET root@OpenWrt:/# snmpget ...
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0answers
29 views

Redirect traffic through a computer to another connected to the same switch

I am trying to setup a single sender, single bottleneck and single receiver network. Network Image The router in the image is a computer that has ip_forwarding enabled. PC1 has the default gateway ...
-1
votes
2answers
46 views

Open port to only one external IP address

I am having trouble with unwanted traffic on a certain open port and want to lock the open port so it only allows incoming traffic from One single external IP address. I have had a Google and cant ...
0
votes
1answer
39 views

enable lacp mode active on isr 2951

Any idea if ISR 2951 support LACP ... i don't see any cli command to enable it. My router IOS version is 15.2(4)M7. Can you help please. below is my config: interface Port-channel1.1 description ...
0
votes
1answer
20 views

Set up a wifi network homepage just changing the router settings

I have a Netgear Aircard router with the usual configuration options (port forwarding, DMZ, port filters,...). I am using this network to provide wireless Internet access to the customers of my ...
0
votes
1answer
41 views

Is there a Cisco IOS command for finding out the serial number of a switch / router?

I am doing an inventory of all of our switches and I was wondering if there's a Cisco IOS command that will return the serial number for a switch and router? Thanks in advance!
-1
votes
3answers
48 views

Scale wireless network [closed]

I am setting a wireless network that will allow users to connect wirelessly to a file server for downloading file. Currently, I am using a Asus N66U router connected over a wired connection to a my ...
0
votes
1answer
156 views

Limit bandwidth in cisco router with policy-map doesn't work

I have a problem with my scenario in limiting bandwidth of ubuntu PC in GNS3 with class-map and policy-map. this is my topology in GNS3: ...
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0answers
31 views

Setting up a VLAN with an AirPort and a WRT300N

I have a cable modem (no router), a Linksys WRT300N running DD-WRT, and an AirPort Time Capsule 802.11ac. I would like to set up a number of VLANs with different levels of restriction of ...
0
votes
0answers
47 views

API for Edgewater EdgeMarc routers

We need to programatically change network settings on an Edgemarc router. Since these are just Linux boxes the command line steps are straight forward, but their manual warns not to use the CLI (only ...
4
votes
2answers
209 views

ADSL router happily accepts IPv6 packets of 2K in size

As I understand IPv6 fragmentation, the routers do not perform fragmentation, only the end-to-end nodes do. And when any router along the path receives a packet larger than the MTU of the link to its ...
0
votes
2answers
43 views

Forward only internet traffic through VPN

The title probably needs some work, sorry in advance. My network is small and consists of a server with one NIC, a desktop computer and a few laptops. There's one wireless router (running OpenWrt) ...
0
votes
1answer
59 views

Router Static IP

We have a web app run by a set of servers that communicate with each other (to load balance requests, access database etc). On our internal network we have set up these servers to have static IP ...
0
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0answers
11 views

Load Balancer for web site hosted on Apache server - Linux [duplicate]

I am hosting a website on Apache2 server in Linux (Ubantu 14.01), its a PHP website. I need too create access point for around 5000 concurrent users. Can anybody help me with the Hardware which i ...
0
votes
1answer
206 views

Any suggestions on why DNS is failing over DrayTek 2820?

In recent weeks a weird problem has started in my office. The internet seems to stop working, but it has not failed, it's just DNS problems. Setup: ADSL2+ AnnexM connection via a Draytek Vigor 2820 ...
-1
votes
1answer
58 views

Is it possible to mount these pieces of equipment vertically, together? [closed]

I have a Cisco 2811 and 2950 and a Dell PowerEdge R720 server. I have the 2811 and the 2950 in a wall mount that holds the two pieces of equipment vertically (the jacks are facing upwards). I'm ...
1
vote
1answer
62 views

Expose a machine on the far side of a VPN

We're using a VPN to connect a remote office to our main office, and a machine in the remote office needs to expose port 22 to the outside internet. Complications: The main office has a fixed IP ...
0
votes
1answer
56 views

Router accessible from Windows but not from Ubuntu on the same machine

I have a Linksys E900. I can access the internet and its admin page from Windows but not even its admin page from Ubuntu (on the same dual boot machine). Like there is no communication between the ...
0
votes
1answer
37 views

Routing - Access Lists

I am relatively new to learning networking I've been trying some stuff out about "Access Lists" but seem to be confused at some point. I am not able to deny a whole ip range from accessing another ...
1
vote
1answer
119 views

IGMP Router Mode VS Proxy Mode

I am trying to understand the difference between IGMP Router Mode and IGMP Proxy Mode here, http://technet.microsoft.com/en-us/library/cc957920.aspx There is a question for an exam I am studying that ...
4
votes
0answers
90 views

Configure Juniper M320 as Ethernet/STM transparent converter

There is Juniper M320. We need to move ALL the traffic from one port to another. Everything that comes to one port goes to another and vice versa. No snooping or any other processing is required. One ...
3
votes
1answer
163 views

OpenWRT - Manage Virtual LAN

I have an Ubiquiti AirRouter with OpenWRT on it and I've been trying to separate the manage of the ports. I've formated the router using CoovaChilli app, anyways the app just help to install OpenWRT ...
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votes
0answers
39 views

Cisco 877 Initial Setup - Enable SDM

We purchased a used 877 and installed IOS and reset to factory defaults with a console cable. Now I just need to set it up as right now connecting via ethernet and pinging 10.10.10.1 won't connect (ip ...
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votes
0answers
62 views

static routes not working for me

I have three routers connected like this: Internet ------- (WAN) RouterA (LAN) ------(LAN) RouterB (WAN) ---- (VPN) ---- (WAN) RouterC RouterA: RV042G; LAN: 192.168.100.100 /24 static route for ...
2
votes
1answer
52 views

Are MAC ID passed via DHCP Relay

Do MAC ID pass through dhcp relay? Even if its connected on the WAN from the internet? So if the DHCP Server is on the WAN of the router and connected to a DHCP server on the internet is it passed?
26
votes
4answers
2k views

Is there a way to provide user-specific passwords for Wi-Fi?

Is there a way to provide user-specific passwords for Wi-Fi, so that different users have different passwords? I'd like to provide each user with a different password for my Wi-Fi connection.