Networking Services

Routing & Remote Access - VPN

Hello all, I set up a VPN here at the office about 6-12 months ago and everything was working just fine. The other day some wierd stuff happened, It looks to me like a hacker was involved. The firewall had been killed (DOS attack) and some wierd event log enties were found. But anyway we got...

network address is invalid is showing in group management console

Hi, In the group policy management console, my forest has disappeared and trying to add it but keep getting a error: the network address is invalid. Works fine in AD checked the DNS servers are configured.

Can't Access internet and LAN Simultaneously

My PC in lan,PC gets IP address from DHCP server which is in LAN,also dialup modem ,when i connect to internet through dialup modem my LAN is disable. SO whats the problem ? Any one help me? Thanks

Removing the old mail server

Hi,I install the new Exchange Mail Server2k and move all mailboxes to it and now I want to remove the old one.What's the best way for doing this? Thank you. --- Regards Mahnaz

drive letter issue in 2003 terminal server application

I have a situation where I have a terminal server with a C and D drive with all user related stuff on D & all system related & boot is C. I need to install a new application which requires each user to map drive letter C to a network folder on another server. Apparently, there's no way around...

netcafe with linux

Hello all, I'm new to linux and am planning to use it as a proxy server in an internet cafe which a friend and i are to setup, here in the uk. I would ideally require the pages to be cached (as to improve performance) and also limit bandwith equally between all the users. I have read a little...

Sendig Mail to user@IP

We have two Mx Record (same ISP) pointing to the same mail server. The Mail Server is REDHAT Linux. I want to send a mail to user@ip address (first or second Mx Record). This is basically to test if first Mx record fails, will the second record be used. I would be sending this mail from the LAN to...

DFs+policy restriction

How do I prevent software download using group polocies Do i use software restriction and window installer policy Also, can i use dfs and a script that map network drives for my clients on logon togetter

Changing the file server

Hello all, I wana change the file server then logon as domain administrator in file server and select folders and drag them to new file server but it says:"can't copy file-name:Aaccess denied.The source file may be in use." But there isn't any user in company today and I am alone!! How can I give...

Exchange 2K IM Server Question

I have setup a test lab for E2K IM. I installed a separate Win2K server in the test AD Domain; all the latest updates etc. Installed the IM portion of the installation. I ran SP3 on the new server and and reapplied SP3 on the current E2K server that hosts email only. In SM i setup the new virtual...

Stop Error (C000021a)

I am receiving this stop error(C000021a) "windows logon process system process terminated unexpectedly" with win 2000 server. Safe mode and Last Known Good Conf. works fine. Is there any solution without reformating the HDD? I have ERD with me. Will that help me? Any advise on this would be...

Terminal Services won't map local printers

I have a Terminal Server that serves 5-10 outside users. It was working fine until I brought a new DC on line last weekend and turned off the old DC. Since then, users can access, authenticate and run apps on the TS, network drives map to the clients and everythiing is great. Except, the local...

new domain-DNS

Hey there, I'm looking for some direction on DNS and domain naming. I am setting up a fresh W2k3 domain. 2 DC's, 1 Exchange, and 1 Web server. All XP clients, and W2k3 servers. Our ISP takes care of DNS right now on our NT domain. We have a webserver in place that is behind firewall with NAT. ISP...

Wireless LAN roaming

I need to set up a wireless LAN (ADSL router with 3-4 access points). The client wants to be able to move between the access points without being cut off from the internet. Which products will do the job? Any special design considereations?

Migrating from windows 2000 server to windows 2003 server

Hi! I have question about AD migrating from Windows 2000 server (DC1) (works as Global catalogue server in the domain1 with Exchange 2000, DNS, and DHCP) to new Windows 2003 domain controller (DC3). There is another Windows 2000 DC (DC2) in the network, now (and about 120 workstations). I need...

Windows 2000 server domains BDC and PDC

Hi, this is my first post, so i hope im asking this question properly... We have a W2k server Primary Domain Controller(PDC) on site and a W2k server Backup Domain Controller(BDC) off site . The majority of our client machines are using the BDC off site to authenticate. I have checked the "Active...

router#tftp error

hi all i have a cisco 1721 router connected through consol to my pc.i downloaded solarwind tftp server.when i try copy flash tftp;it gives error %Error opening tftp://10.14.11.24/c1700-y-mz.123-1a.bin (Timed out).tftp server is running but not shown in task manager. any help ...

internet connection through local subnet

I would like to set up a windows 2000 server with 2 nics so that the subnet attached to nic 1 could access the internet connection of the subnet attached to nic 2. I only need access to the internet connection, but NOT to the nic 2 subnet. I presume that NAT might be a good idea but would like...

network problems ?

My client's network is connected to the internet via T1. Their system has been working fine for months. Now they call to say that, all of a sudden, they can no longer send email or access the internet. But strangely enough, they are still receiving email. Email is hosted at their ISP. What could be...

Windows Messenger

Can someone please tell me how much bandwidth Windows Messenger uses generally. Also, I would like to block all instant messaging on the corporate network. Can someone tell me how to do that with a Cisco PIX