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.

learn more… | top users | synonyms (1)

-1
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0answers
10 views

router to server to modem with server acting as proxy [on hold]

I want to have my computers all hooked up to my router and then the router hooked into a server that a proxy is running on. Then the proxy server connects to the modem. Is this possible? The router ...
0
votes
0answers
12 views

OpenWRT: Software update wget returns “Network is unreachable” [migrated]

I have OpenWRT [Barrier Breaker 14.07 / LuCI Trunk (0.12+svn-r10530)] installed on a TP-Link Wifi Extender (TL-WA850RE v1), though acting like a simple Access Point, DHCP & DNS are provided by a ...
4
votes
0answers
54 views
+50

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 ...
-1
votes
0answers
19 views

Want to block torrent traffic (p2p) & other unwanted sites [on hold]

I have a Dlink 260E UTM & subscription IPS/IDS , WCF & antivirus.i want to know how to block P2P traffic on it & other unwanted sites by using IPS/IDS & WCF. I am new to this ...
0
votes
1answer
44 views

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

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 ...
0
votes
1answer
273 views

Forward DNS requests from router

I've got a server behind a router and I'm trying to use my server as my DNS and DHCP service. I have them configured correctly, and I can connect out through, but I cannot seem to get my router to ...
1
vote
1answer
26 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 ...
3
votes
1answer
46 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 ...
0
votes
3answers
1k views

Cisco 881 throughput/bandwidth issue

We have a dedicated 30Mb connection (up/down) from our ISP, but we can only seem to get 10Mb (up/down) from the router. Does anyone know what we're missing, or how we can tweak the settings on this ...
0
votes
1answer
34 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 ...
-2
votes
0answers
23 views

Does this mean the DoD is listening to my D-Link Router? [migrated]

I've only recently been monitoring my router activity and this Incoming listing from a DoD IP address is almost always present. It looks as if they are using the IGMP Protocol to sniff at my domain, ...
0
votes
1answer
21 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
votes
0answers
10 views

Port forwarding doesnt work when connected through LAN (RJ-45)

I have a Zyxel eircom F1000 router. I have set up a port forward on it for a port 80 and pointing to my local server. The port forward works when I use WiFi however when I connect the web server ...
0
votes
0answers
15 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 ...
2
votes
1answer
3k views

Routing between two routers with static routes

I have a Draytek 3200 router and a pfsense rackmount router that I am trying to get to route to each other. I have a subnet on each router and a subnet for the link between, as shown here: As it ...
0
votes
0answers
10 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 ...
2
votes
1answer
3k views

Watchguard config, drop-in or mixed-routing mode?

I have a Watchguard XTM 2 that is currently acting as a firewall and a router for my business network, I currently have the WG setup in mixed-routing mode and am happy with the current configuration. ...
0
votes
1answer
76 views

Connect two mikrotik LAN

I got two RB951G-2HnD and two RBSXTG-5HPnD-HGr2. (clientsOfLan1) ))> RB1 <---> SXT1 ))> <(( SXT2 <---> RB2 <(( (clientsOfLan2) I need to 'connect' two LAN's around 951. I can't ...
0
votes
0answers
9 views

IPv6 in a SOHO network [migrated]

If the router in my SoHo network (a Netgear DGND3700) doesn't support IPv6 is there any benefit at all in enabling IPv6 across the server and clients in that network? The successor to that one (a ...
0
votes
0answers
47 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 ...
0
votes
2answers
1k views

cisco ip nat / port forwarding

I have been trying to get port forwarding working with a newly installed cisco router. I cannot seem to find where my fault is and have been looking for quite a while. The relevant section of my ...
0
votes
0answers
11 views

Using a PC to replace main wireless router [migrated]

I have a media server and would like to re-purpose it as the main router machine with my wireless APs branching off it and so using it as default gateway, DHCP, Port forwarding etc.(probably with a ...
2
votes
1answer
45 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?
25
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.
0
votes
2answers
744 views

Physical Interface VS Multipoint Subinterface in Cisco Frame Relay

I am new in learning about Cisco Frame Relay. And I am having trouble in understanding the difference between using physical interface or multipoint subinterface, because it looks the same to me. ...
1
vote
0answers
42 views

iptables IP address (source and destination IP address) mangling [migrated]

I tried to understand the concept of iptables mangling part, but somehow failed to understand the IP header manipulative section. For example: Below is the system scenario which I'm trying to ...
2
votes
1answer
48 views

DHCP Relay behind two router

If i have a DHCP Server above two routers and a cleint computer below and the client computer is connected to a router with DHCP Relay, will dhcp pass through those two routers? Here is an example ...
0
votes
1answer
38 views

Draytek 2830, Multiple VLANS on Same Port

The Kit Ubiquiti Unifi Long Range Wireless Access Point Cisco SG200-08P Switch (VLAN, POE Support) Draytek 2830VN Router The Problem I need to enable Multiple VLANS against a single port on the ...
1
vote
3answers
1k views

Configure a Linux router for fair bandwidth allocation without unnecessary limiting it

I run a Linux router (more precisely OpenWRT) on an internet connection with very limited bandwidth, around 1 MBit/s downstream and some dozen kBit/s upstream. There are several machines on the net ...
1
vote
0answers
54 views

Why don't TP-Link 24x-switches propagate clients when cascaded in two?

I'm behind two TP-Link switches those are cascaded behind a TP-Link router, which is in turn behind a consumer router that works as in modem only mode. Clients connected to the first switch work ...
2
votes
3answers
1k views

Linux machine does not answer an ARP request

We have this situation: A router, which is an Ubuntu VM, has multiple VLAN interfaces on the same physical NIC. Those VLAN interfaces are dynamically configured and torn down and attached to networks ...
1
vote
1answer
851 views

LAN->LAN IP translation (for TortoiseSVN + Artifacts + Buffalo router)

Here's my scenario: I've got a VisualSVN server on my main dev box @ home. I'm also using Visual Studio 2010, TortoiseSVN, VisualSVN client (for source control), and Versioned 'Artifacts' (for bug ...
1
vote
2answers
1k views

Smoothwall Express interface issues

I have a SmoothWall Express box that is currently configured with a Green and Purple interface. Both interfaces are in the same /24 subnet (which seems odd to me). The green interface (address of ...
0
votes
0answers
22 views

bind9 internal domain name

For our internal network we're using domain names like user.int. I've setup bind to resolve those to the appropriate IP addresses. Since .int is actual top-level domain name(although used for just a ...
1
vote
3answers
763 views

Linux server not receiving default IPv6 route over PPP link

I'm replacing a pfSense router in a remote office with a small linux device, running Debian. The router only has to handle very basic iptables / DHCP and VPN facilities. It is configured so that the ...
2
votes
3answers
2k views

Does an Alcatel 7750 emulator/simulator exist?

My company recently deployed several Alcatel-based networks (7750SR) for ethernet and IP transport, and me and my team will have to support a part of it. We're quite used to troubleshoot on Cisco ...
0
votes
0answers
11 views

LANCOM 1781VAW disconnects any VPN connection after 1 hour. Why?

I have a small infrastructure here and we are wondering why our lancom-router (1781VAW) disconnects any vpn connection after 60 minutes. how could i troubleshoot this? is this maybe a security ...
1
vote
1answer
61 views

OpenWRT router as a switch with DNS

We have a router (8 ports) that serves our church (it also is our modem with ADSL2 etc) and handles our DHCP services. I've needed to extend our network to accomodate another 2 ports, so an extra ...
0
votes
0answers
32 views

How can I troubleshoot my router NOT routing between LAN PCs?

I have a FiOS router, which has 3 PCs connected to it. One of the PCs used to run several servers/services; that I previously (using a different router from different ISP) successfully connected to ...
0
votes
2answers
217 views

Linux router: ping responses going through the wrong interface

I have a Debian server acting as a router for a small network. It has 3 network interfaces, one LAN and 2 WANs (two different ISPs, let's call them A and B, each of them with a public static IP ...
0
votes
0answers
46 views

Cisco 877 configuration with multiple firewalls behind in parallel using public IP's

I would like to ask how I can configure my cisco 877 adsl router to have multiple firewalls installed in parallel behind the cisco 877 router. I have enclosed a diagram of what I am trying to achieve. ...
0
votes
0answers
53 views

Cisco Router Failover Configuration

I am a unix admin that has been stuck in the position of configuring a Cisco 1921 for one of our offices. In that particular site we have two connections, an AT&T eVPN and a Sprint MPLS. The MPLS ...
1
vote
2answers
735 views

Thomson TG585v7 router - promiscuous mode

I have a TG585v7 as a router with several machines plugged into it. In the default setup, the packets are only delivered to the specific machine but I want to be able to setup to monitor all network ...
1
vote
0answers
250 views

Cisco RV042 can ping gateway only

I have Cisco RV042 which the problem is can ping gateway only. here my setup : LAN Setting Device, IP address : 172.31.13.254 Netmask : 255.255.255.248 Dual Wan Setting WAN 1 Static IP: IP ...
1
vote
1answer
233 views

Configuration of Mikrotik to allow communication with wireless clients

I'm managing an relatively small office and my basic network setup is as follows: All LAN computers are connected to a central switch which is connected with a Mikrotik Router. LAN subnet is ...
0
votes
1answer
62 views

Setting up iptables for port forwarding of incoming requests over a OpenVPN Client on a Router

I have a Router that runs DD-WRT and a OpenVPN Client that connects and redirects every request over the VPN. My VPN provider supports port forwards, the problem is my router does not forward ...
-1
votes
1answer
22 views

Access 2 Hosts from Internet on same subnet [closed]

Hi I have 2 raspberry PI in my network. And I want both of them accessibles from the internet. Right now I have a DMZ from you can access one with NO-IP setup: www.blabla.no-ip.org ----->DMZ ...
-5
votes
1answer
51 views

How do I connect a router on one LAN port to another router on another LAN port on the same switch? [closed]

I have the following setup: For non-technical reasons, I am unable to change the physical setup of the devices. What I'd like to do is have router 2 (a wireless router) act as a wireless AP that ...
0
votes
0answers
17 views

Using a Barracuda F400 Firewall Router Without a Modem

I'm looking into a problem where VoIP phones don't ring for some of the incoming calls that I believe might be due to the network configuration. Do you need a modem if you are using a Barracuda F400 ...
0
votes
1answer
34 views

openvpn server on router traffic visibility by ISP [closed]

Can my provider with DPI or another bad guys with SORM with access to all ISP transported traffic read my http packets send over openvpn server running on my router that use ISP connection for ...