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Category Archives: Networking

How can I enable a connection to a machine over RDP and through a firewall?

RDP operates over TCP port 3389. Therefore, to enable connectivity to any machine on the network through a firewall you must open this port. Alternatively, if you have to connect to a particular system on a LAN, configure port forwarding on the firewall to send traffic from port 3389 to the specific computer to which you want to connect.

 
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Posted by on July 2, 2004 in Networking, Windows 2000, Windows 2003

 

What’s the Account Lockout Status tool?

The Account Lockout Status tool (lockoutstatus.exe) displays lockout information for a specified user by querying every contactable domain controller (DC) in the user’s domain. You can download the Account Lockout Status tool at Link
You can also check a user’s lockout information at the command line. To do so, enter the command

lockoutstatus -u:ali@alibutt.com

where –u is the username.

 
 

How do I balance the load between two NICs on the same wire?

You will need to add two Value entries of type REG_DWORD at:

HKEY_LOCAL_MACHINESystemCurrentControlSetServicesNetBTParameters

RandomAdapter should be set to 1 and SingleResponse should be set to 1.

Setting either value to 0 disables this feature.

 
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Posted by on June 28, 2004 in General, Networking

 

Enable SNMP Cisco 837

Login to your router.
Configure terminal
snmp-server community public RO
exit
copy run start
exit

 
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Posted by on June 27, 2004 in Networking

 

Windows XP access to Linux Samba Shares

To allow Windows XP to access samba shares on a linux samba server, the Windows XP user/password needs to have been enabled in samba with the same user/password. This is configured under the Password Tab in Samba Swat. First Add New User and enter the user/password. And then Enable User. If despite having the same user/password pair and Windows XP fails to authenticate automatically with the samba server share, then check in Windows XP if it is providing the correct user/password for authentication. If the Windows XP user account was modified since creation, Windows XP might be using the original user name instead of the displayed user name , resulting in a failure to authenticate. The user name at the logon screen in Windows XP probably does not match the user name that is used to authenticate to the samba share. Unfortunately, in Windows XP, the only way to fix this is to create another user and migrate all the files of the current user to the new account.
Link

 
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Posted by on June 18, 2004 in Networking

 

How To Open A Port Range On A Cisco Router

Lets say you want application AAA to have access to UDP ports 5000 to 5020. Your internal address is 192.168.0.1. First create a rotary pool for inside NAT host. Then do a destination NAT with a extended access list:
“ip nat pool AAA 192.168.0.1 192.168.0.1 netmask 255.255.255.0 type rotary
access-list 102 permit udp any any range 5000 5020
ip nat inside destination list 102 pool AAA”

 
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Posted by on June 17, 2004 in Networking

 
 
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