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.
2,053
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VMWare steals IP addresses
I'm having a peculiar problem, that I think I have narrowed down to VMware.
For the past one year, every once in a while we lose internet connection and not all users (about 10 users) go down at the ...
Ishan Amin
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2
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Poor upload/download speed on 2 x ADSL lines into a Cisco 2621XM
Sorry never been on this site before so I apologise if not the right section or even forum.
I have users complaining of very slow internetn connectivity on site and have checked with our ISP who have ...
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QoS for Cisco Router to Prioritize Voice and Interactive Traffic
I have a Cisco 891W NATing Voice and Data to the internet over a 10mbit/2mbit connection. Voice traffic gets degraded when I upload large files. Pings time out as well.
I tried to configure a QoS ...
TJ Huffington
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2
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IPv6 can I use a link local address as my default Gateway?
can I set the default GW to be the Link Local address of the next hop router. I understand this is a strange thing to do, I'm mostly wondering it is possible?
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Slow down individual connections passing through a Linux router?
We have a Linux server acting as a router/firewall for our office. Occasionally someone will upload a large file that takes up all our bandwidth. I don't want to implement any complex rules or traffic ...
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DHCP lease time in DrayTek Vigor 2600 Plus
I'm having some problems with my ADSL router DrayTek Vigor 2600 Plus.
After a few days and some people connecting to it, it stops assigning IP addresses to new people that tries to connect.
I was ...
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1
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Centralised configuration management for basic linksys routers?
Does anyone know if its possible to install a custom router firmware, such as dd-wrt and then use a central config management tool to push/pull changes? The setup here involves each office having ...
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Cisco 2900 Series Routers worth the price?
Just wondering if anyone has experience with the cisco 2911 or 2900 series routers? I understand it is newer and similar to the 2811 but more robust. The price difference is not that much more. I am ...
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Troubleshooting iptables and configuring it to drop the priority of long-term connections
I'm somewhat familiar with the general concepts of iptables, and would like to learn it in more detail. I'm hoping that my learning experience can also be useful.
The situation:
I'm running dd-wrt ...
- 415
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2
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1k
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2 RJ45 connectors on a one WAN cable
I encountered strange setup on a network at company where I do some work.
They have internet connection from small ISP located in the same building,
all I see is one CAT5 cable with 2 RJ45 ...
mr_stavo
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2
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683
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Access 2 sites on same machine behind a router
I have several machines on my lan.
On of them is running 2 web sites, first_web_site and second_web_site (each one in a dedicated NameVirtualHost).
Another machine is running another site ...
- 518
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2k
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Apache2, making my site publicly available
I want to make my apache 2 development server public to the internet, it is a Django based website.
Here is my apache2 config:
<VirtualHost *:80>
Alias /media /home/user/myproject/statics
...
Shackler
1
vote
1
answer
258
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What does it mean that most dropped packets have a different incoming and outgoing port?
Over the weekend an internet-facing DI-624 router of mine was e-mailing me logs like crazy for some reason. Normally it's a few a day, but it was about one every few minutes instead. Analyzing the ...
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How to detect Router or Transmission line error
I have a large LAN at my company. I suspect that there is a failure of a router or of a transmission line connecting routers. I want to narrow down the search, where is the fault. How could I narrow ...
- 115
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Is Samba Server what I'm looking for, and if so, what do I need? (currently on DD-WRT Micro)
I am really confused as to what Samba actually does and how it works. Here's what I'm hoping it does:
I set up a Samba server on my LAN, and everyone will be able to see each other's shared files and ...
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Web Content Filtering
I have recently bought a Cisco ASA 5505 for my small business, I was initially led to believe this device could do some limited website filtering that we would need. (one list of unrestricted, and a ...
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configure pppoe on wrt54gl(openwrt)
I have home DSL connection from my ISP with a beetel modem at my end. I want to make my network wireless, so i bought a linksys wrt54gl and installed open-wrt on it. My ISP provides dynamic IP's with ...
sunny
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2
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3k
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VPN Router + LDAP/RADIUS?
I need a VPN-capable router, preferably with a web interface, that should be able to authenticate against my LDAP server which is behind the router. I'm utterly unable to configure that setup for the ...
user37442
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2
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1k
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Multiple GRE NAT router
Does there exist a router that supports multiple GRE connections over NAT? Im currently running pfSense, and it only supports 1 at a time. I understand why, its just a drag as there are multiple ...
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3
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Setting a web serer behind a DI-524 router?
I'm trying to setup a web server behind a DI-524 router, but I'm not being able to make connection from the external network.
I do have a private VPN configured on the same server and it works ...
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441
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DNS Piority in home-use Routers
Force DNS on router instead of ClientSide DNS like OpenDNS or GooglePublicDNS
Im trying to implement some site blocking using DNS, the hardware is simple Routers like Linksys and Netgear that you use ...
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DNS Server and Private HTTP / SOCKS Proxy
this is just a small hacking attemp to our router.
I'm trying to setup a small DNS and forward webpages through proxy behind the scene. I've successfully implement the DNS server that will do the ...
- 1,541
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4
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Can't access DD-WRT set in DHCP forwarder [closed]
This might sound amazingly stupid but I have a DD-WRT (micro) router that I placed in my network to act as a switch and as a WAP while relying on my cable modem to be the DHCP server. In my attempts ...
- 1,434
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ESXi Behind Virtual Machine
Just as a follow-up to my previous question: I have an ESXi server that I'm moving into a colocation facility that supplies me a single IP address. I think I'm going to go the route of setting up a ...
- 429
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2
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592
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connect two ESX hosts on private LAN
can a PC setup as W2K3 DC manage two ESX hosts connected to physical hub/switch?
Services: DNS, DHCP, Domain distributed to host using a hub/switch.
NIC2 on each host connected to switch/hub......
- 1,275
2
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2
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Extremely slow NAT within a VMWare ESXi host using Linux VMs
I have a VMWare ESXi host attached to a fast network.
The host runs two virtual machines:
Gateway
Client
The gateway has two network interfaces, one that's bridged to the external network (vSwitch0),...
- 323
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2
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279
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Router, switch configuration in linux
Can someone suggest a good book for router and switch configuration in linux. I also want to configure dhcp, dns and other stuff.
Regards
Bala
- 543
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1
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189
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Net Screen manager setup
I'm having an issue with our NSMExpress box. I'm trying to manage all our devices, range from ns5gt to ssg320m, and some of those devices have addresses assigned by dhcp from the ISP (like pppoe or ...
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Intermittent disconnect: which needs replacing, the router or the modem?
We have a WatchGuard SOHO 6 with the latest firmware (6.4.1) and an ISP-supplied DSL modem. The firebox's PPPoE settings look like this:
We've been having a problem lately where our internet service ...
- 984
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5k
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Generating and capturing Netflow on a Linux router
We currently have a dual-NIC Ubuntu server at our data centre acting as the gateway router between our public networks and our ISP. We have a /30 cross connect network on the ISP-facing NIC, and one ...
- 1,241
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4
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1k
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5 external static IPs, easy and cost-effective way to use them?
I'm moving from one ISP, who provided a managed router that took care of things like port forwarding IPs, to a new one that does not.
So, currently I have a single, inexpensive Linksys router ...
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UDP traversal through router automatically without router port forwarding?
Everyone knows the router is working like a firewall. Without port forwarding, a connection (no matter TCP or UDP) cannot be initiated from outside of the router. However, if a user initiate a TCP ...
Jack
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Problems trying to run IIS locally
I can successfully navigate to :
http://localhost/postinfo.html
Note the html file extension above.
but when I navigate to this existing page:
http://localhost/localstart.asp I am promopt to enter ...
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1
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3k
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Linux distribution for VPN router with VLANs support
I need to build a router with following requirements:
2 physical interfaces (WAN and LAN)
Should be able to handle several VPN tunnels
VPN tunnel should be routed to certain VLAN
Web-based GUI
What ...
user4250
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3
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10k
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Restrict Computer or Users from Internet but allow access to intranet and Windows Update / ePO?
So this may be impossible but I've been asked to try and find something about it. So far nothing I have found is possible.
I need to restrict specific machines or user accounts from regular Internet ...
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4
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1k
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Wireless AAA for a small, bandwidth-limited hotel
We (the tech I work with and myself) live in a remote northern town where Internet access is somewhat of a luxury, and bandwidth is quite limited. Here, overage charges ranging from few hundreds, to ...
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How do I bring up an interface on a netscreen router
I took down an interface using
set interface ethernet0/0 phy link-down
with the intention of cycling it back up - but now I can;'t figure out how to bring it up.
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1
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configure cisco catalyst 3560g with an egress uplink
Currently my setup has our egress uplink connected directly to an external interface on a linux router/firewall/nat gateway. Since the linux box is a single point of failure, I've since setup two ...
- 1,981
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3
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What router/firewall configuration and hardware do I need for the following scenario?
We just had a new internet connection (WiMAX type of thing) installed in one of our remote offices. The customer premises presentation is just an ethernet cable and basically the whole internet is ...
- 7,907
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2
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479
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Maximum number of routes in RIPv2
What is the limitations of route count in RIPv2? Is there a standard limitation of the protocol or does it vary by router models, configurations, etc...
Eren Bay
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3
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86
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The network routes A.com and sub.A.com so differently
Route is based on IP, right? How does it possible to route my packets so differently? One is success, but another is not.
# traceroute A.com
traceroute to A.com (1.2.3.4), 30 hops max, 60 byte ...
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188
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Access Webservers on LAN over the internet
I want to access the Websites hosted on the server at home from the Internet.
I have website1.mydomain.com on windows server. (192.168.1.111)
I have website2.mydomain.com on linux server. (192.168.1....
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2k
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Monitoring traffic on linux router for syn-flood
We have a linux server (Debian-Lenny) with solid-state drive, without hard disk classic. He's use as a router, so traffic is only for forward.
We want to monitor connexions in able to find some syn-...
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What's a good(affordable) business router that can limit traffic to certain machines(ips/ports)?
We are using the basic Verizon router but it sucks so we're looking for a new one that allows us to limit users and our hadoop cluster to certain limits. Our problem is one person can start ...
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1k
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Are there any good free Cisco router simulators out there?
I'm just starting some Cisco training and I would like to know if there are any freely available simulators available.
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3k
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Too many active IP Connections
I have a Linksys WRT54GS v7 with a dd-wrt (micro) installed on.
When I try to view Active IP Connections, I see too many connection there.
Interestingly, there are about 120 connections that originate ...
- 703
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Programmer configuring a new network [closed]
I'm in the process of expanding my home network from a couple of laptops on a wireless Verizon FiOS router to include:
Linksys 24-port switch
Cisco Pix 515
Cisco 3640 router
One new development ...
- 159
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2
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5k
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Limit speed/client over wireless network with dd-wrt
How would I setup my LinkSys WRT54GS v7 with dd-WRT installed on so that I can limit the download/upload speed of each client over the wireless network?
(I don't want any guys to be able to download ...
- 703
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242
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ADSL card for Cisco Router 1800 series [closed]
I need an internal ADSL card for Cisco Router 1800 series, Is there anyone who will help me ?
4
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1
answer
6k
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Why isn't ICMP routing with iptables nat routing
I'm using iptables on Ubuntu server to route a public IP to a private IP. I want to nat all traffic, including 80, 443 and ICMP.
However, it appears that ICMP isn't routing. I have a steady ping ...
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