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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368 views

How to block internet for other users in windows xp

Is there any way to block a user to use Internet in Windows Xp. Suppose user A is an Administrator of windows Xp os & he wants to block user B who is just a Guest. Then how user a could do that?
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2answers
82 views

Internet Connection

I have two Internet Broadband Connections with Load Balancing Server. Is there any tool available so I can monitor my internet connections and alert me for connection up/down status incase if any ...
0
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2answers
334 views

Copy SQL Server data from one location to another over the internet

How can I copy certain SQL server data from one server to another without opening direct access to SQL server in the firewall? I thought of things like integration services in combination with an ...
4
votes
1answer
199 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
124 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 ...
2
votes
1answer
256 views

tomcat query timeout

i have a query oracle so large , and i have to represent the result in a table based in a web application. My problem is that when i want to view the data the web page give me an error, and i think ...
1
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1answer
7k views

OpenVPN connected but not internet access on the client

I've setup OpenVPN following this tutorial, and everything works fine except that I don't have an internet connection on the client while connected to VPN. ...
1
vote
1answer
56 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
68 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
712 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 ...
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vote
1answer
568 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
167 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
266 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
278 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
222 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
518 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 ...
0
votes
1answer
204 views

Troubleshooting High TCP Retransmit Rate

I've been attempting to troubleshoot a network issue that presents with very high rate of TCP retransmits. 36 samples (taken with Wireshark 1.10.8 running on 32-bit Windows 7) totaling a little over ...
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votes
1answer
310 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 ...
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votes
1answer
622 views

MikroTik RouterOS 5.18 Does not connect to internet after restart

I am setting up a RouterOS on an x86 machine. The router is configure and is connected to internet via PPPoE internet connection. I am distributing it to 5 PCs and a Router via RouterOS PC. The setup ...
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votes
1answer
46 views

2 connections from same ISP however only 1 can open the site?

I am having a very weird problem, this is the situation: Company A have Internet from provider A Company B have Internet from provider A Company A cannot open site Y or ping Company B can open ...
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votes
1answer
260 views

Ports to open in firewall in case of clients getting to a proxy

I have an internal network inside my LAN. The clients are connected via router to the main LAN. In the main LAN there is a connection to internet. I set up a proxy in the main LAN and connected the ...
0
votes
1answer
90 views

Hosted (external firewalled) ASP.Net application to customer LDAP

Situation: I manage a hosted ASP.Net application that employs winform authentication. The application has role based security, and access control list to various assets. Multiple customer use the same ...
0
votes
1answer
308 views

AT&T OPT-E-MAN fiber port: CIR versus Excess?

When using AT&T's OPT-E-MAN service over fiber, is the EIR (Excess Information Rate) potentially much higher than the CIR (Committed Information Rate)? The OPT-E-MAN service plans have CIRs ...
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1answer
366 views

Client computers would not connect to the Internet through Microsoft server 2008

I am trying to set up a small network at work using a tower running Microsoft Server 2008 and client laptops running Windows 7. They are all connecting to the network fine, but none of the client ...
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1answer
60 views

Easy management of multiple connections

on a Windows 7 machine I need to switch back and forth two connections: the LAN connection (that works behind a proxy) and a wireless connection via a USB modem. This requires every time to activate / ...
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votes
1answer
156 views

DNS Error server 2012 domain

We have a server running 2012 essentials as Domain controller and DNS and a few other bits. But over the last few days suddenly all the client computers on the network have lost Internet connection. ...
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votes
1answer
75 views

APACHE httpd.conf error

I have recently installed the latest Apache. It is working fine through localhost:80 and through 10.0.0.51:80, but I can't connect through [External IP]:80. I have forwarded ports correctly, but I ...
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votes
1answer
182 views

not reachable from within my own network through outside facing interface

Is there any quick answer that lapses me by to this situation - my server is accssible at 192.168.2.200:5222 without a problem (from within the local network of course) but if I try to reach it ...
5
votes
0answers
309 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 ...
1
vote
0answers
183 views

VPS without access to the Internet after reboot

There is a problem with my VPS. I had purged lots of programs using apt-get command and * wildcard among other things to remove many apps at the same time such as sendmail-*. After it the server ...
1
vote
0answers
50 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
240 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
0answers
93 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
20 views

openVPN on another IP

I had a working OpenVPN on my server, and it was working fine, redirecting traffic to the/from the internet, but when i have found that the traffic to the services on this server not routing through ...
0
votes
0answers
54 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 ...
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votes
0answers
18 views

Source ip based Anycast-BGP?

I'm just getting interested in networking so don't be too harsh on me :) Ideal: 2 servers with shared ip; ip X Client 1 pings ip X > always server A Client 2 pings ip X > always server B ...
0
votes
0answers
711 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
228 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 ...
0
votes
0answers
115 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
456 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 ...