The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite (often called TCP/IP, although not all protocols use TCP) to serve billions of users worldwide. It is a network of networks that consists of millions of private, public, academic, ...

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1answer
528 views

Freebsd change default Internet channel route

I have two Internet channel and Gateway on freebsd. When I switch channel with the command route change default chan2, the command netstat -nr shows changed default route. But traceroute shows that ...
4
votes
1answer
393 views

Delay from Google URLs & Services

At work, we've had a persistent issue with slow response times from Google based URLs via our Comcast internet service. Any time we try to load Google.com, YouTube.com, Drive.Google.com, ...
2
votes
1answer
175 views

Production servers can suddenly not access the internet anymore

Problem All Production Servers were suddenly not able to access the internet anymore, while four other Servers connected to the same VLAN and same eth0 settings can. Figure 1: System 1 represents ...
1
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1answer
55 views

How to show the contents of a lan server through another internet-connected

I need some help. We have 2 servers (centos and ubuntu). 10.0.0.1 and 10.0.0.2. On 10.0.0.1 We have our intranet services (web applications) (10.0.0.1/sis1, 10.0.0.1/sis2...) On 10.0.0.2 We have ...
1
vote
1answer
117 views

Deploying Ruby Applications In Air Gap (No Internet Access) Network

The current network setup at my job has made it difficult to deploy Ruby web applications. We are running our production RHEL servers in an air gap network with no access to the public internet. My ...
1
vote
1answer
140 views

Microwave Link Latency

An internet provider installed us a microwave link: The issue is that: The ping from our side to the gateway is about 1-2 ms, which is great, but it remains like this for only 12 hours, then it ...
1
vote
1answer
1k views

PPTP VPN - No internet access though the VPN

I am very new to the world of windows server I'm renting a VM in the USA for my web hosting(DC, DNS and Web host role) and I decided that I would install a VPN on it so I could re-route me ...
1
vote
1answer
126 views

Can not access tomcat's default page

I am quite new to Tomcat. I use win XP. I have installed Tomcat 7.0.3, started it. I have started a browser, go to localhost:8080 and I can see the congratulations page, saying that tomcat is ...
1
vote
1answer
394 views

Conigure Linux server to do lawful interception

I have a server that makes the routing for my LAN (Linux, CentOS). I would like to have on it the possibility of lawful interception: I want to be able to see all network traffic that was done from my ...
1
vote
1answer
1k views

netstat -e: high discards and errors

I think my network is congested because of the relatively large discards and errors data. They should be zero or at least close to that. Here is the output of netstat -e on my computer: Interface ...
1
vote
1answer
192 views

Setting up VPN on win2k3

Recently moved local server to a datacenter. It is used for small file storage, database and thats about it. I am trying to setup VPN there, which I have never done. I tried setting it up while ...
1
vote
1answer
375 views

how to access my lan based postgresql db from my website

We have lan based .Net application with Postgresql 8.1 , now i have task to provide interface on website to read and write two tables on LAN based database I don't know where to start Please help me ...
1
vote
1answer
338 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
1answer
298 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 ...
1
vote
1answer
722 views

filtering request from IIS and redirecting it to Glassfish

I have IIS running on my server on 80 i want if request with /webapplication comes then the request should be redirected to my glassfish from IIS it self glassfish is running on 8080 how to configure ...
1
vote
1answer
213 views

Turnkeylinux lampp guest doesn't have internet connection

I've set up a turnkeylinux lampp server in virtualbox with two network bridged connections, one for when I'm plugged in to my router, and one for when I'm using a wireless connection. This allowed me ...
0
votes
1answer
28 views

Cent OS - OpenVPN client connects but can't access internet

I set up openVPN 2.3 on a centOS 6.5 system I could connect with my windows client to the server. client gets IP address and DNS entries but when I like to access the internet with my client it does ...
0
votes
1answer
48 views

Extremely flaky connection to our EC2 instance through one connection, but not others

We have a robotic coffee barista deployed at the Dell campus in North Austin, with internet service through Time Warner Cable. We have been fighting intermittent connection losses between 10PM - 1AM ...
0
votes
1answer
43 views

No internet connection via my OpenVPN server (solved)

I have OpenVPN up and running on my server. I want all traffic from my clients to be routed trough the VPN server. The client connects just fine but is unable to connect to the internet. Server ...
0
votes
1answer
91 views

Caching UDP packets with iptables

I have a server set up to forward all of its packets on a certain port to another host with the following command; iptables -t nat -A PREROUTING -p udp --dport PORT -j DNAT --to-destination IP:PORT ...
0
votes
1answer
70 views

Troubleshooting poor point to point (over internet) bandwidth between two machines

My problem started out as poor bandwidth between a 64 bit Win 7 Home OpenVPN server in location A (Northern Europe) and a Win 7 or Linux Client in location B (Southern Europe). Location A has FTTC ...
0
votes
1answer
359 views

Windows Server 2008 is connected to network but Internet Explorer can't browse

I'm creating a Virtual Machine using Hyper-V with Windows Server 2008. The VM is ok, I can connect all my network and I can ping any address with success. But when I try to browse using the default ...
0
votes
1answer
305 views

Server 2003: DNS seem to only resolve google.com but no other website

I have a windows 2003 server running AD, DHCP, DNS and RRAS. I had to remove and re-install AD and DNS last week, after the installation, everything seem to work find except for browsing websites. ...
0
votes
1answer
771 views

HP MSR 30-10a Router - Route Traffic over Default Route

We have a brand new HP MSR 30-10a Router. We have a fairly simple routing situation - we have two IP blocks, one which has a route out. We need things on the first block to go through the router, and ...
0
votes
1answer
134 views

I can't access some domains from one of my three internet providers. How to troubleshoot?

I have three internet providers at my office: Telepacific (3/3Mbps), SkyRiver (12/12Mbps), and Verizon FiOS (75/35Mbps). (The reasons for three connections are outside the scope of this issue.) I have ...
2
votes
0answers
187 views

Postgres streaming replication over Internet

all: I want to set up two PostgreSQL servers, one as master server and the other one as a hot standy, using streaming replication. I have done this before in LAN environments, but I would like to ...
2
votes
0answers
265 views

I am not able to connect to my server from my leased line internet connection

I am having some troubles connecting to my Fedora server from my static IP ISP connection. Usually I can ping that server with no problems. But other times it just gives me timeout responses. When ...
1
vote
0answers
70 views

Nagios check_jstat

I'm trying to monitor java memory usage using nagios nrpe features. So I download and install check_jstat and install the plugin on the remote server. And when I ran it below is the result: OK: jstat ...
1
vote
0answers
13 views

W7 Login to Secure Sites [only] are Very Slow

I hope this is the right place to post this. Have a notebook PC that customer bought with W7 Home, and they brought it to me to have it put on their network. We installed a retail Windows 7 Pro (one ...
1
vote
0answers
87 views

Exchange have disconnection Issue while using behind TMG 2010

We have two branch office but not VPN (Data Circuit) between them. We are using Exchange facility from another branch but we are having disconnection / slow issue as already set TMG alerts. Outlook ...
1
vote
0answers
709 views

Connecting internet uplink to switch or firewall

While I am using Cisco kit, this isn't really Cisco related, more general network design. In the past I have connected internet connections straight in to a layer 3 core switch, 3750X's, 6509's and ...
1
vote
0answers
53 views

Cisco configuration for public library internet

I'm a C/C++ computer programmer turned IT support guy working for a public library. My day is usually spent helping random grandparents learn how to use email, so my networking knowledge is limited ...
1
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0answers
2k views

OpenVPN enable split tunneling, client to overload over their own Internet connection

I am trying to enable split tunneling with my VPN network. I am using OpenVPN to host my VPN network and have follwed the steps to get split tunneling working however my clients still get the: 0.0.0.0 ...
1
vote
0answers
37 views

What could cause a group of machines to fail loading secure web pages only when assigned certain IP addresses?

I have about 20 cloned machines running Windows XP Pro SP3. Three of the computers are experiencing an issue where clicking the 'Proceed to checkout' button from the amazon.com shopping cart causes ...
1
vote
0answers
98 views

Add site to Internet Explorer Security Zone in GP without deleting all other settings

What I have figured out is this: GP: User Configuration -> Administrative Templates -> Internet Explorer -> Internet Control Panel -> Site to Zone Assignment list. If I enable it, and add a site ...
0
votes
0answers
13 views

Ubuntu 14.04 VM on Windows Server Hyper-V 2012 r2 not connecting to the internet

I've Been searching around for answer and I keep on coming to the same conclusion as to use "Legacy Networking Adapter" however that seems not resolve my issue. This is my following setup as Follows: ...
0
votes
0answers
38 views

arpwatch to listen only to particular network

I deploy arpwatch is our network and it is working fine. But it is not doing exactly what i need. Here is what i need ... i want it to listen to one particular network ... for example on ethernet 0 it ...
0
votes
0answers
57 views

how to increase internet speed on a particular computer in a LAN network?

I am using internet in a LAN network of about 30 PC's.Every PC is connected to internet and is using considerable speed.So my questions is weather there is a way to increase internet speed or ...
0
votes
0answers
14 views

Browser connection ok - CloudStation is not connecting

I'm not sure if I 'm in the right forum here...but it seems that I've to modify the network connection for a local Synology NAS client (Cloud Station) for getting it work... Since last week, I'm a ...
0
votes
0answers
32 views

Grant CMD internet access, just as IE and Chrome have (via proxy)

I'm on a Windows 2012r2 machine and internet access is granted via a proxy server. The machine is installed with XAMPP and after some issues I've managed to install composer (dependency manager for ...
0
votes
0answers
33 views

Configure local squid for caching and redsock behind squid proxy parent

I'm using Debian, and to access to the Internet my network follow this diagram: MY PC -> SQUID PROXY (with digest authentication) --> INTERNET To resolve the digest authentication with my ...
0
votes
0answers
16 views

Connect a redhat server that is under a vpn to internet

I have to configure the environments of like 10 redhat servers(dbs, stash, test, dev, production), but those servers are under a VPN and they have no internet access, I can connect my company mac to ...
0
votes
0answers
31 views

Gateway to internet on CentOS 6

I have 2 CentOS 6 linux servers say hostnames cent001 and cent002 cent001 has 2 Nic's 1 Bridged and 1 Nat cent001 is able to ping google server 8.8.8.8 with the help of bridged NIC cent002 has only ...
0
votes
0answers
136 views

Self Signed Certificate for RDP over Internet - Why Not?

I was recently informed on SF that using a self-signed certificate for RDP over a public interface is not recommended. In this particular scenario, I'd like to understand more about why. The ...
0
votes
0answers
51 views

Can poor Internet connection affect the IO read on my server?

I'm trying to spot the culprit causing too much IO read in my server. Issuing IOTOP -ao I have come accross many httpd processes among which one caught my attention: PRIO USER DISK READ ...
0
votes
0answers
211 views

Internet drops out randomly for short periods of time (LAN issue)

I run a network (I'm just a math teacher) at my school. We get random 10 or so minute periods (I'd guess three a day on average) where the Internet is not accessible from within the LAN. If I go to ...
0
votes
0answers
1k views

Squid proxy log shows warings

I am seeing these errors in my squid logs and I wonder if it is that my configuration is incorrect. Apr 14 06:11:53 proxy squid[3901]: WARNING: Unsupported or unconfigured/inactive proxy-auth scheme, ...
0
votes
0answers
249 views

Debian on VM has web access but can't be pinged

I have just installed Debian on a Virtual Machine. I have internet access on the VM and installed SSH. I then did a ifconfig and discovered that the IP address is 10.0.2.15 which is strange as the ...
0
votes
0answers
790 views

CentOS - Increasing Users Download & Upload Speeds

I have has some clients report that their download speed from my web and ftp servers max out at 4.5Mbps for them, to me thats awesome, but now i am wondering why it stop at 4.5. The services are ...
-1
votes
0answers
16 views

how use two diffrenet ISP Internet with mikrotik

i have two isp for internet with rhis ip : IS1:192.168.1.1 on ethernet 1 mikrotik ISP2:192.168.2.1 on ethernet 2 mikrotik and my local network LOcal IP : 192.168.10.0/24 on on ethernet 3 ...