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Questions tagged [gateway]

A gateway is a network node used in telecommunications that connects two networks with different transmission protocols together.

A gateway is a network node used in telecommunications that connects two networks with different transmission protocols together.

or

A gateway computer that sits between different networks or applications. The gateway converts information, data or other communications from one protocol or format to another.

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Poor iptables network forwarding performance

This is my firewall script: WAN_NIC="ppp0" LAN_NIC="eth1" DYN_ADDR="yes" iptables -P INPUT DROP iptables -P OUTPUT ACCEPT iptables -P FORWARD DROP iptables -t nat -P PREROUTING ACCEPT iptables -t nat -P OUTPUT ACCEPT iptables -t nat -P POSTROUTING…
Carlos Melo
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How to setup Mac server to use two gateways

I recently asked this question: How to set Mac server to use different Gateway for internet bound traffic The answer given works but has presented me with another issue that I didnt make clear in that question. Here is my network layout as it…
Scott
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PPTP VPN not working in airport business lounge - alternatives?

Some of the execs in the company I do work for are complaining that they cannot access the (PPTP) VPN from various Business Class airport lounge wireless networks. They can access normal web pages. Being a lowly IT serf I've not had the chance to…
ChrisNZ
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VPN doesn't have access to drives unless I use the default gateway

I am trying to setup a VPN connection on one of our office servers so that many of our employees can access our drives when out of town or for important business meetings. However I have a weird glitch in where if the default gateway option is…
Seb
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Linux gateway issue

I have a virtual machine running on a public ip (eth0) and an internal IP (eth1/192.168.22.50). From my place (192.168.110.x), I VPN to that network. The problem is that I am unable to access any services running on that server (including ICMP) from…
Tuinslak
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2 Nics, 2 Gateways. How to choose which NIC to use for web surfing

I have 2 NICs in my machine, and we have 2 internets services on our LAN; one is a DSL one is a partial T-1. I have one NIC with the DSL as the gateway, and the other NIC has the T-1 as the gateway. So, how does Windows XP know or decide which one…
Matt Slay
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Multiple default gateways on the same interface

Is it valid to have multiple default gateways associated with the same interface. I thought that didn't make sense, but I'm seeing this on my laptop $ route Kernel IP routing table …
Falmarri
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My Windows 7 PC receives a double gateway from the DHCP server. Why?

I have a windows 7 pc in a windows 2003 server environment. every now and then (about twice a day), the gateway setting is changed to 0.0.0.0 and 192.168.1.1. Now, the 192.168.1.1 setting is correct, but the 0.0.0.0 is not correct. In fact, it…
K.B.P.
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Require password to access sites not on whitelist

I have a situation where I need to set up a domain whitelist and block access to all other sites. The trick now is that the network owner needs to bypass the whitelist on occasion. Is there a way to to this with ClearOS? If not ClearOS how about…
NitroxDM
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How to configure machines in a public subnet with two gateways?

We have a single public /24 subnet, with a BGP router as the primary gateway. Now I'm interested in configuring a second router for redundancy. How do I deal with multiple gateways on the servers in our public subnet? I found some other questions…
Shtééf
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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 like only allowing specific IP or mac addresses,…
menko
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pfSense gateway rules by IP ranges

I have pfSense (1.2.3) with a WAN (gateway 10.10.20.1/24) and an OPT1 (gateway 10.10.21.1/24). I also have a LAN (static 10.10.12.1/24, DHCP 10.10.12.128-199/24). I want to create rules so that traffic coming from LAN go through WAN if the source IP…
lpfavreau
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SIP server ("gateway") for joining accounts

I have a phone supporting 2 accounts, but I need 4 accounts. Is it possible to install some sort of SIP server/gateway/proxy (on a linux server), that would register those 4 accounts and I would be able to connect to it as if it was 1 account? (With…
Tomas Srna
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Ubuntu server - Problem of routing

I have setup a Ubuntu server with Ubuntu Enterprise Cloud. The server is connected to a private LAN with DHCP and Internet access (via a gateway). At first, the server was working fine. It can ping the internet. It can also ping other machine inside…
Patrick
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Routing and authenticating all access through squid

I want to route all Internet access in my network through a Squid proxy server and authenticate and log all users. I want this to be a client-independent setting so that no one needs to do anything on their browsers or machines. I have set my…
Knight Samar
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