Networking

Sending Email Solutions

Currently we have a POP3/SMTP email server (IMAIL).  Our end users connect to it using Outlook.  If we are on out local intranet or the end user's local ISP's are not blocking port 25, we are able to send emails without a problem.  If they are blocking port 25, then we can't send emails. I'm...

Juniper to PIX VPN (dynamic to static IP)

We require assistance in configuring site2site vpn (Juniper-NS5GT-ADSL-WLAN in a branch office with ADSL connection (dynamic IP) and the pix 515e OS version 8.0 in the head office with a fixed IP) Software/Hardware used: CISCO PIX Firewall version 8.0

New To the Industry

Hello, my name is Kristine and I am a first year student in IT field. My major is Networking communications and Information systems w/ a concentration in MS operating systems. I wanted to know if anyone had any websites i can go to or magazines I can subscribe to get learn about my new career.

redundancy between two mpls link

We have two different mpls link from two different service provider.one primary link and one back up link. routing protocol are using EIGRP and BGP between them.we want  to configure  redundancy between two link , if one link goes down , second link automatic take route. please suggest me how...

configuration of a new router

I WAS CONFIGURING A FRESH/NEW RUTER OF CISCO SERIES 1841 FROM A CONSOLE ON A HYPER TERMINAL.THE ROUTER WAS BROUGHT IN ROMMON MODE AND WRONGLY TYPED CNFREG-REGISTRY 1024 AND GIVEN THE COMMAND.AFTER THIS COMMAND ROUTER STOPS ACCEPTING KEY COMMAND AND HYPER TERMINAL BECAME BLANK .I SWITCH OFF THE...

NTttcp errors & retransmit threshold

Hello All, We trying to do some network quality  assessment in our organization , for that we choose NTttcp tool that comes from Microsoft , and started to do some test. looking at results of some test we done each test for 1 min approx  i can see few erros and retransmit , my question is how to...

Activating NIC after P2V Causes Blue Screen

After creating P2V using Live View, the virtual system appears to boot find.  After I activate a NIC in Host-only mode, the system blue screens.  How do I correct the problem? Software/Hardware used: Live View 0.6 and VMware 6.5

Exporting user information from Active Directory to openldap

I have Installed OpenLdap on Ubantu and Now I want to export username and password from AD and import it into openldap. How do we do this? Software/Hardware used: Active Directory, OpenLDAP, Ubuntu

OpenLdap

I have installed Openldap on Ubantu. Please let me knowHow do I migrate all AD users to OpenLdap, Software/Hardware used: Ubantu

network slow and computers freezes

On our network ,most if not all of the computers freezes.we do not know whether the problem is anti-virus or microsoft updates.we receive messages like buffer overflow and generic host process win32.can some one help with this problem.we are using mcfee anti-virus Software/Hardware used: hp...

Upload IOS in cisco router without TFTP

Dear Sir, Can you please tell me that how can i upload a ios in cisco 3640 series router without use of a TFTP server, Because TFTP server can be used only when we can ping a local ethernet, And if i have to upload ios directy for a pc then how can i? Software/Hardware used: cisco 3640

Port Security

Dear All, Presently we have configured port security as below switchport mode access switchport port-security switchport port-security violation restrict switchport port-security mac-address sticky switchport port-security mac-address sticky 000a     Now we need to modify the above configuration...

Where do ICT professionals search and/or share online?

So where do IT professionals go for support? I would like to hear about your favorite online resources. Discussion groups, knowledge sharing, quality forums, sites for specific areas like tcp/ip or management or security, etc. For example I belong to the British Computer Society and keep a...

ldapd error on Ubuntu fileserver

I adminster an Ubuntu fileserver, with ldap and samba to use for client control, but when I have to reboot I get an error that the ldap service ldapd can't start and I have to wait about 10 minutes for the server to properly boot and the ldapd is finally started. Is there a way to let the ldapd...

The most-watched IT questions this week: Oct. 20, 2009

Here are the 5 most watched questions on ITKE: There's some great discussions going on ranging from SQL to diagnosing app crashes. Go answer a question now and take your shot at winning a TV, or check out the rest of the top 10 on the Community Blog: 1.ORA-31672 in oracle 11g tops the list, with...

List all users in group..

I am trying to pull the list of all users in a specified group. I have been able to query all of the groups like this: strUsername = Right(strUsername, Len(strUsername) - InStrRev(strUsername, "")) Set objDomain = GetObject("GC://rootDSE") objADsPath = objDomain.Get("defaultNamingContext") Set...

Suppress FTP messages

I've got a program that FTP's (put) files to another system. I always used the program in batch mode. Now I'm trying to ref the program interactively. But message 'Press ENTER to end terminal session.' requires user intervention. Does any know how I can suppress FTP messages while running in...

Fibre Channel HBAs initiator or target mode for netapp

How can you tell if the fibre channel hbas are in initiator or target mode in a NettApp SAN? Software/Hardware used: Netapp SAN, HBA

When a Network receives a packet, does it use the IP or MAC address?

When a packet is sent in the network, which address is being used; the IP (Internet Protocol) or MAC (Media Access Control)?

Which are the best DNS companies out there?

There are so many DNS companies out there, what criteria should a company use to choose between them? There are many types of records that a company might want to set up from, i.e., A- records for a domain name or various TXT records for subdomains. Plus, there are so many variations in price...