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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3 answers
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Is there any router / device that does the domain forwarding?

Is there any router or device that does the domain name forwarding? Currently we have only one IP address, and we have multiple domain names that point to this IP address. We would like to forward the ...
2 votes
2 answers
2k views

Assigning many WAN IPs to a Linux Router for 1:1 NAT?

I'm in the process of setting up an Ubuntu Linux box to act as a router. Its a fairly normal setup with NATing using IPTables - and its working fine for me. I'm about to put this into production, and ...
1 vote
2 answers
680 views

Best T1 terminating router

Folks! My network has a CISCO 2611 Router which is used to terminate a T1 connection. An ethernet cable then goes from the T1 to a SonicWall's WAN port. I would like to replace the CISCO 2611 Router ...
1 vote
2 answers
3k views

Linksys WRT54Gx as Repeater Bridge

I have a Linksys WRT54Gx router with DD-WRT software working fine. But. Is it possible to use it as a Repeater Bridge when the host router isn't configured to be in the default 192.168.1.1 subnet? I'...
0 votes
1 answer
46 views

Web Server Responding, despite broken network path

I am encountering a strange problem. Its about this website. If you see its tracert report, you will notice that 4 router towards the end is not responding, despite this, the request reaches its ...
1 vote
3 answers
756 views

wrt54gl reboots; troubleshooting steps?

I am using about 10 wrt54gl's in a small school. I am using a combination of stock firmware and Tomato 1.25, slowly moving towards all Tomato. We have had these devices installed for several years ...
9 votes
1 answer
4k views

Limit ICMP Per Source IP with IPTables

I have mistakenly thought that the limit module is per source ip, but it appears to be based on all requests: 577 36987 ACCEPT icmp -- * * 0.0.0.0/0 0.0.0.0/0 ...
0 votes
3 answers
2k views

Ubuntu Server: No Internet?

I have running a ubuntu server 10.04.1. I can ping my local network, but I can't get over the router. The DNS entries in resolv.conf are fine. I can post any file you want. Any advice? Thanks. ...
0 votes
1 answer
151 views

Which brands of wireless routers and DSL modems care about security? [closed]

Which vendors have established a strong security process during development where they educate firmware developers about security issues, arrange security engineers to review the code, accept ...
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1 answer
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Can VRRP be used between 2 interfaces on the same node instead of between 2 nodes?

I have two 3750's joined together with a stackwise cable. I have a connection between one of the 3750's physical port and a gateway router. Last week one of the 3750's failed due to power issues, ...
2 votes
3 answers
930 views

Multiple IP addresses vs. Reverse Proxy / Apache Rewriting

We're a small business and trying to decide on the best architecture for our internal boxes. We have some dev, production and staging environments. All of them are publicly accessible (but of course ...
1 vote
1 answer
408 views

Replacement for Sonicwall TZ series firewall [closed]

I am looking for a relatively cheaper alternative to the Sonicwall TZ series firewall/wireless router device. The main features I am looking for are: 1. Wireless router capability on a separate ...
0 votes
1 answer
1k views

Connecting Router with Switch problem

I have a connected a router (D-Link DIR-655) to a Sitecom 8-port Switch. If I put all computer/printer cables into the switch and only one cable to connect the router with the switch, everything ...
1 vote
2 answers
5k views

Is it possible to find out the make/model of the router remotely?

First a little background. My company is renting some servers at the Terremark cloud. As we want to connect our servers to the infrastructure of a mobile carrier in order to restrict our end users to ...
1 vote
1 answer
242 views

can't get the two routers to connect

I currently live in Brazil, but I use VPN to access some US-only services. I don't want to use my computer for that since it forces me to route the connection on my Apple TV, XBox through my Mac, ...
2 votes
2 answers
3k views

Port Forwarding not working locally

I have a new Comcast Business Gateway that just replaced my old, perfectly-functional residential modem. I noticed the router I had only had a 10/100 ethernet WAN port but I have a 100mbit connection, ...
0 votes
1 answer
490 views

Forward all ports to single machine on NETGEAR WPN824v2

Using my NETGEAR WPN824v2, I would like to forward all ports to a single machine. However, when I try to add a single forwarding entry to an otherwise empty forwarding list, it complains that there is ...
0 votes
2 answers
331 views

Questions on DHCP server setup

I'm fairly new to networking of this so I have a lot of questions... any help is appreciated. I'm setting up a DHCP server and I've run into a few problems... Here is my current setup: Router IP: ...
0 votes
1 answer
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How to divide internet after installing PFsense in VM

I have installed PFsense inside VM and used two ethernet cards as descrivbed in their manual. My WAN IP = 10.0.11.113 My LAN IP = 192.1768.2.1 Now after installing I am getting only DOS type ...
1 vote
1 answer
188 views

Windows Share Unavailable when Accessing from Wifi

We are running a small LAN in our Company using a Cisco Router. Attached to this Router is QNAP NAS providing Access to Data via Windows Shares (we all use Windows 7 Computers). As the Router does not ...
0 votes
1 answer
510 views

Internal DNS Server's Interactions with Local Client Computers... How do they work?

I'm setting up Split Horizon DNS. I have an internal DNS server, running Ubuntu Server 10.04. Everything has been set up properly as per this article's instructions. (I know that it is a mail server ...
1 vote
1 answer
391 views

Modem with support for wired 802.1x

I'm looking at allowing internet access for only a few scattered users on a school network. One method I'm considering is using 802.1x authentication for the modem. Of course there are simpler options ...
5 votes
3 answers
13k views

Cisco 877 as a VPN server?

I have a Cisco 877 router which connects my network to the Internet using an ADSL line, a single public IP address and NAT; the IOS version is 15. Everything is working ok, but I'd like to configure ...
0 votes
1 answer
208 views

Have to reset wireless frequently on iPad / Macs connected to Cisco WRV200

I have a Cisco WRV200 set up in our small office. The wireless signal works great for PCs, but I have found that Macs and iPads have to frequently reset the connection. It will be working for about 10 ...
0 votes
1 answer
112 views

Append html to all requested pages through a specific router

I'm sure some of you have been on free wifi networks where they inject a small ad onto every page you visit. Basically, how do they do that? How does one append html to every request that passes ...
0 votes
1 answer
263 views

Basic ASA 5505/DHCP/Routing Help

I have been given the task of bringing multiple development servers currently living a mile away in-house and configuring the network to accommodate them. I've done little more than stick jack A into ...
1 vote
3 answers
2k views

Cisco 2801 garbled output

When I connect to a Cisco 2801 with the Cisco rollover (lt blue) cable, the output via putty shows a bunch of garbled text. Here is a sample: £·£²>±Ï¶³5ï46§4·´³´³µ»´f5£¶³4¯µ>3þ0¯´£µ³·4£ô3¾²°&1÷´«...
1 vote
3 answers
166 views

HTTP service and local IP addresses

If I am binding a http service to 192.168.1.2, will it make additional requests to my router in order to determine what my local IP is, or it will compare the IP to the local network configuration ...
2 votes
3 answers
2k views

Port Forwarding doesn't seem to reach Apache

I have an Apache http server running on my computer, listening to port 80. I can access my "hello world" page by visiting http://localhost/ in my browser. I've also set up a static IP address, so that ...
0 votes
1 answer
121 views

DD-WRT Passing IP to a routed IP

I'm using DD-WRT to route website traffic from my router to a webserver. Basically, the setup goes NS -> localip -> my router -> external webserver. However, all the info on the external server is ...
3 votes
2 answers
2k views

Replacement/upgrade for RV082 wired router with VPN access

Current Configuration We have two sites that are connected via a gateway-to-gateway VPN tunnel using Cisco RV082 routers. We also have VPN access using QuickVPN for our Windows employees and PPTP for ...
0 votes
1 answer
419 views

Windows RRAS multi-network routing

I am looking for advice, comments and suggestions from anyone who has used Windows RRAS (2008 R2 Pref.) as the primary routers for our multiple offices. We have multiple physical office locations and ...
5 votes
1 answer
2k views

Draytek Vigor 2820 static IP's

I have a Draytek Vigor 2820 router which is connected to our ADSL provider (British Telecom, BT). We currently have one static IP address which is accessible from anywhere outside of our network and ...
1 vote
4 answers
5k views

How to set up daisy-chained routers for separate sub-nets?

This question seems to be similar to others, but I'll take a shot anyway. A client recently switched ISPs from TDS to Comcast Business Class. Before the switch, they had 5 static IP addresses assigned....
3 votes
2 answers
3k views

How to use suse linux as a small router

I have 2 subnets 192.168.1.0/24 and 192.168.2.0/24 and one suse linux server. The linux has 2 interfaces, eth0 and eth1. I want to configure the suse linux server as a router so that I can make ...
0 votes
1 answer
168 views

Moving a router's input port with DD-WRT

I have a Linksys router with DD-WRT on it. The ethernet ports on the back are Internet and Local 1; 2; 3; and 4. Only locals 2, 3, and 4 respond to ping, and I need the Internet one to get OpenVPN ...
2 votes
1 answer
1k views

Setting up Lan within a Lan

How unreasonable would it be to setup a small LAN within an existing LAN? I'm setting up a series of video surveillance servers and a number of IP cameras in a client's location and cannot have my ...
1 vote
3 answers
100 views

Suggestions on routers that would meet my requirements?

From my ISP I am getting one RJ45 Port from the Modem. One IP adress is advertised by DHCP, but beside that I have an IP range I need to use for servers. On the primary IP adress that is advertised ...
0 votes
2 answers
544 views

What protocols do various web-services (ie ports) use—for unblocking purposes?

I recently overhauled my router’s firewall rules. I erased everything and added minimal permissions for the ports that I need to be open. However I found that Blogger was no longer able to publish to ...
0 votes
2 answers
127 views

Wireless dial up router

Are there any inexpensive wireless routers (purchased preferably in UK) that share directly a dial up connection? I do not want an intermediate pc, just to plug the phone line on the router and be ...
1 vote
3 answers
216 views

Securing HTTP traffic between data-logger and website, options

Got some IP data-loggers (that measure temp., humidity, light-level) sitting inside bunch of warehouses / stores with each warehouse / store being a different customer from my standpoint. These data-...
1 vote
2 answers
852 views

Simple Port Forwarding

I have searched and searched and tried several different things and have not been able to fina solution. Here's my situation: node1 has 2 interfaces: eth0 (Public IP: 56.X.X.X), and eth1 (Private IP:...
0 votes
1 answer
236 views

Accessing Network Drive from behind Sub-network Router

I am connecting the router to a corporate network. Then I have 3 computers connecting to this router (local IP 192.168.1.2-4). Assuming I want to access a network drive named "ADrive" (on the same ...
3 votes
1 answer
377 views

Rackspace Firewall/Gateway Setup

I have rackspace account and wish to have this sort of setup: Firewall/Gateway eth0 - Public IP (56.X.X.X) eth1 - Private IP (10.X.X.X) Ubuntu 10.10. Accepts connections from the internet and ...
2 votes
4 answers
3k views

Can I use Third Party Compact Flash in a Juniper M10i Router?

Juniper list price for 1GB of CF is around 100 times what I would expect to pay for a third party card. The J-Series release notes have a list of supported third party parts, but there is no ...
0 votes
1 answer
1k views

Exposing Turnkey Linux VM to public internet

I've got a VMWare server running the Turnkey Linux LAMP Stack. I've been using this server for some development work and want to make it accessible to a colleague for some feedback. As things stand, ...
1 vote
1 answer
114 views

Should I block any services for internal network?

I'm running a small business network, and the previous net admin allowed all services via a firewall management router. My question is whether there are any services that I should be blocking ...
0 votes
1 answer
141 views

Configure DD-WRT / wireless router firmware online

Is there a way to configure firmware such as DD-WRT for a wireless router online or through a software program prior to loading it on the device? For example, let's say that I want to setup a ...
1 vote
1 answer
1k views

Is it possible to separate Routing/NAT in conjunction with an internal DNSMasq host providing DNS/DHCP?

It's really great letting DNSMasq take care of DHCP / DNS, as it "just knows" everything... as it should, considering it dished out the addresses to the hosts... However, it seems (to me) - ...
1 vote
1 answer
121 views

Share network printer on the lowest network

Here's the setup: MODEM | ROUTER 1 WAN IP: (INTERNET), LAN IP: 192.168.1.1 -> PC1 192.168.1.100 -> PC2 192.168.1.101 | ROUTER 2 WAN IP: 192.168.1.254, LAN IP: 192.168.2.1 -> PC3 192.168....

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