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8
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1answer
226 views

Choosing Transit Providers

My organisation is in a position where we are paying quite excessive charges for single homed IP transit form our primary data centre provider. We're at the position now where we're ready to start ...
0
votes
3answers
550 views

Dell SBS 2008 losing connectivity

We have a Dell PowerEdge T300 with Intel Xeon X3323 2.50GHz and 16gig RAM runningWindows Server 2008 FE, SP 1 (SBS 2008) with a Broadcom NetXtreme Gigabit Ethernet. About once a week, usually when ...
0
votes
3answers
686 views

CentOS fresh iLO install, no internet connectivity (yum, wget etc. fail)

I've installed a fresh copy of the latest CentOS via iLO (HP's integrated lights out 2). The setup type was Web Server. My server doesn't seem to be able to connect to the Internet anymore. I've lost ...
0
votes
1answer
265 views

What is the difference between a leased line and EFM?

I am ordering a new internet connection in the United Kingdom and wondered what's the difference between: 10mb leased line 10mb EFM (Ethernet First Mile) line They both seem to offer equal ...
0
votes
2answers
2k views

dell powerconnect switch logs

Is it possible to view an event log on managed Dell PowerConnect switches (using the CLI)? We use a mix of 6224F, 6224, 3524P, and 3548P switches and having just had some network related issues which ...
-2
votes
1answer
797 views

Windows server has trouble connecting to file shares

Server is running Server 2008 R2 Enterprise, Rest are Server 2008 R2 Standard I think its an issue with the credentials that it's using? This is a backup server that connects to the admin shares of ...
1
vote
2answers
1k views

Working with Dell PowerVault MD3600 SAN

I've been tasked with looking at a couple of different IT projects. One of which is adding a DELL PowerVault MD3600i with 12 2TB HDDs in a RAID 5 or 6 combination. That's fine, no problems. My ...
0
votes
3answers
332 views

Windows Server 2003 becomes inaccessible to certain users / machines

Windows 2003 SP2 file server - no recent network / hardware / software updates suddenly becomes inaccessible to laptop users running Windows 7 Pro. Don't know if this is relevant. Other users on ...
-3
votes
2answers
227 views

MySQL fails once per day. How to change “localhost” to 127.0.0.1

I get a can't connect through this socket once per day. Is this datadir correct?: [mysqld] datadir=/var/lib/mysql socket=/var/lib/mysql/mysql.sock Aborted connection 1270592 to db: 'leechprotect' ...
5
votes
2answers
350 views

Embedded device configured with bad IP address, can I still connect?

We have an embedded device running Linux (2.6.?) that can no longer be accessed over Ethernet. Someone in the field gave this device the following bad settings to its ethernet interface: IP: ...
1
vote
1answer
190 views

Can't telnet from windows machine to OS X laptop on same network?

I'm trying to telnet from my windows box into a service running on a known-available port on a mac laptop, but the connection is getting refused. I can telnet into the service locally. Firewalls are ...
0
votes
0answers
1k views

Unable to connect to ESXi 4.1 host

I've just installed an ESXi (4.1) system. The install appears to have completed successfully, and the host boots to the yellow/black login screen. Additionally: I can log in to the local ...
-1
votes
2answers
378 views

Unable to establish VNC connection with a particular host on the network

When my OpenVPN session is on, I'm able to establish VNC sessions on other computers. Just this particular computer which I can't seem to figure out why. Here are some methods I've tried Turn of ...
1
vote
1answer
254 views

what instance name in connection string for Dynamic management Views

I want to run the following query :: SELECT S.* FROM sys.dm_exec_requests S JOIN sys.dm_exec_sessions R ON r.session_id = s.blocking_session_id It works when i run it in SQL Server Console. ...
2
votes
2answers
157 views

Upgrade from MySQL 4 to Mysql 5 - same my.cnf - lots of random disconnects

I've recently moved from MySQL4 to MySQL5 (we had apps that required MySQL4 which we'd finally replaced) Since then, I've been having LOTS of issues similar to:- connect() failed: Lost connection to ...
0
votes
3answers
122 views

Looking for a means to monitor a users network connection

One of my users has been complaining for the last few months about poor connectivity to our exchange server through our VPN. Everything seems to be connecting correctly but when he tries to use ...
0
votes
3answers
640 views

Issues with OpenVPN 2.1.4 running on CentOS VPS server

I have a VPS server with Media Temple, running CentOS with Plesk Parallels installed. It has a VPN module which I would ultimately like to configure to allow multiple clients to connect to the VPN ...
0
votes
1answer
84 views

Why do only 2 apps on 1 PC fail to connect to my SQL Server? All else will connect

There are numerous relevant details here, so read carefully. I'm helping a video rental store switch to a new POS (cash register) software. Their previous software came pre-installed on 3 Windows 7 ...
1
vote
2answers
754 views

In what kind of environment multicast is not preferred?

While reading a product documentation I came across a line in which they say product supports TCP communication in environments where multicast is not available or preferred. Why would a company ...
0
votes
2answers
2k views

How much bandwidth to allow per user

Our company is growing, and growing fast. And everything we do is online -- e.g. our internal business applications are web-apps, hosted in a datacentre (we have multiple office locations), and we ...
2
votes
1answer
189 views

How to properly setup a Virtual Network on Hyper-V (Windows 2008 R2) that provides external connectivity to guests

I have a Hyper-V machine with one NIC card. I've set up a Virtual Network and provided connectivity to the guest OSs. The problem is that on restart of the host machine, i start up with no ...
1
vote
3answers
326 views

IP connectivity to other countries ? mirror ? what is it?

Is it possible to have an IP to act as a local IP in different countries ? For example the ip 193.105.173.105 which seems to be located in US but is handled by RIPE.net Internet Assigned Numbers ...
2
votes
1answer
241 views

Dell PowerEdge 1600SC Server - Ethernet port semi-functional

Dell PowerEdge 1600SC Server: First it had Fedora 12 with Amahi Home Server on it, then I installed Windows Server 2003 Standard on top of it. The ethernet port worked for Fedora and Server 2003, but ...
0
votes
2answers
405 views

Auditing bandwidth of remote sites

I would like to do an automatic audit of bandwidth of my remote offices. I understand that there are many websites where I could ask each user to go to a webpage and run the test. I was hoping there ...
1
vote
2answers
865 views

Cannot click send button in Outlook (+ Exchange) for unknown addresses

I have a very unusual problem. I have Outlook 2010 connected to Exchange 2010. This can send emails perfectly to known addresses (that is, addresses in the address book or ones that have been sent to ...
1
vote
4answers
2k views

Unable to connect to Red Hat port, but able to ping?

Let me preface with this that I am a linux and network noob, so talk slowly and use big words. We have a Red Hat machine running GNOME 2.16. We're trying to stand up a webapp there. From the windows ...
1
vote
1answer
5k views

How to enable `Keep Alive` in a shared hosting environment?

I have only acces to the php.ini file and my good old .htaccess file. Where do I enable the Keep Alive setting? ( Im on a plesk 8.2 )
1
vote
3answers
316 views

Can't connect to SQL server

I have SQL 2008 server installed on the local machine with the instance name "SQL2008". I'm trying to connect to it using Management Studio. I can connect with the sa authentication but am unable to ...
0
votes
2answers
225 views

DHCP server can't assign addresses to some machines

I have a dhcp server here, running the isc-dhcpd daemon. Some machines get an IP address fine, from syslog: Dec 8 08:42:21 nethandler dhcpd: DHCPDISCOVER from 90:e6:ba:f6:xx:xx via eth0 Dec 8 ...
0
votes
1answer
262 views

MySQL Drops Connection After Consecutive Queries

Anyone have any idea why this is happening? It started happening after I implemented mysql_multi to run multiple instances of the MySQL service (one on port 3306, one on port 3307). I'm running MySQL ...
0
votes
1answer
58 views

Software to drive remote output (audio + video)

I am looking for a way to send my laptop's video and audio outputs to another machine on the network, which is itself connected to a TV and audio amplifier unit. The idea is to be able to switch to ...
0
votes
1answer
56 views

Increasing connection speed or using VPSs at different locations to improve connectivity of a server around the world?

I have a web server in Germany connected at 100 MBit. Ping reply to my server from Seattle is ~180ms, from Australia is ~350ms; from London it's ~10-20ms. Does increasing the bit rate of my server to ...
0
votes
4answers
179 views

How to prevent virtual host from connecting to network?

We are discussing the potential of issuing standardized VM images to our staff to use when connecting to our corporate network from their personal computers. Ideally they could run this VM on any ...
2
votes
1answer
241 views

why a network's graph connectivity (k-connectivity) is not a good way to judge reliability?

I was told that a network's graph connectivity is a "dangerous" way to judge reliability. Why is that? In my mind, a complete graph (the most connected graph) is the most reliable network possible. ...
1
vote
3answers
553 views

Remote Connections Timing Out to SSH/HTTP in Parallel from Multiple Locations, but not PING, why?

QUESTION: Remote Connections Timing Out to SSH/HTTP in Parallel from Multiple Locations, but NOT PING, why? ISSUE: Have a web server that has remote connections timing out around 50% of the time in ...
1
vote
4answers
1k views

Ubuntu vm stops responding to host intermittently - but still responding to other network computers?

I'm running an ubuntu server (bitnami lampstack) vm in vmware-server on a windows host machine. The vm every 10-20 seconds stops responding to the host computer for no apparent reason. I can still ...
0
votes
4answers
70 views

How to measure that a host is good for users in Egypt?

I currently have a site that's hosted in Texas. The majority of my users are from Egypt and I'm a bit concerned that the current hosting is not the optimal in terms of performance. The site is not ...
0
votes
1answer
30 views

How to find a host that is good for users in Egypt? [closed]

I currently have a site that's hosted in Texas. The majority of the users are from Egypt and I'm a bit concerned that the current hosting is not the optimal in terms of performance. The site is not ...
0
votes
1answer
232 views

Strange Network Card Issue (not showing in device manager)

A friend asked if I could have a look at one of their computers because they kept losing all network traffic (local and internet). Unfortunately I forgot to write the motherboard name, but it was an ...
7
votes
5answers
4k views

SQL Server Timeout on first attempt

I'm having a strange issue where I try to attach to SQL Server 2008 running on a second computer (both machines running Win7 64-bit), either through the Data Sources in Visual Studio or via the SQL ...
1
vote
5answers
1k views

NIC status stays at 'Network Cable Unplugged' although cable is present

I'm having a problem with a couple 10GB NICs, one in particular in Windows 7 x64 that always thinks the cable is missing. The drivers for the NIC are current, downloaded from Intel- it's settings are ...
-3
votes
1answer
1k views

SQL Server 2008 R2 Express accepts only local connections? [closed]

Coming from question SQL Server 2008 connection tagged under sql-server-2008-express Chris S wrote in SQL Server 2008 R2 vs. SQL Server 2008 R2 Express: "The biggest different I see others ...
1
vote
1answer
2k views

Can not connect to filezilla server over IPv6

I am trying to connect to a filezilla server running on a windows server 2008 R2. If I put the hostname in to the filezilla client it tries to resolve it to the IPv6 address of the server (I can ...
1
vote
1answer
7k views

SQL 2008 not accepting connections

Setup: SQL 2008 Standard SP1 64Bit on Windows 2008 - one CPU, 8GB of memory The server is dedicated to SQL Server. The server memory settings were as default (min 0 max 2000GB) Connections from 8 ...
0
votes
2answers
275 views

website unreachable from one server, ping ok, and website ok from others servers

my websites daneel.net et plcoder.net are hosted on a french hosting services provider, and are unreachable from a canadian server since august 1st 22h35 GMT+1. Ping work well, and IP is good. ...
2
votes
3answers
366 views

Provisioning development environment on the Cloud

I'm planning a development environment on the cloud. My target platform is Microsoft .Net and preferred cloud id Amazon AWS (although I'm open for suggestions). I'm planning to purchase a High-Memory ...
1
vote
2answers
279 views

Unable to connect to domain controller from laptop

i have a windows 2003 domain controller and am unable to get one of my laptops to join to it. When i try to change from workgroup to domain it connects, asks for for a username and password and after ...
0
votes
1answer
579 views

MySQL command appends '@localhost' to username

I just can't seem to figure this one out. I want to use the command line to connect to a MySQL database residing on another server. I went ahead and created the username and password for the user. ...
3
votes
5answers
3k views

Troubleshooting loss of network connectivity in Windows 2003 - What else to check?

We are facing a weird problem in our data center. Our Backup server (running EMC Networker) loses network connection every alternate day around 3:00 AM (Backup schedule starts at midnight). After 2 ...
0
votes
2answers
689 views

Can't connect to MS SQL Server database using SSMS

I have a database on line with Godaddy (who uses SQL Server 2005). They provide basic management tools, but tell you that for more advanced tools you can connect directly using SSMS. I followed their ...