IP Authenticate
how I can allow in my network under the firewalla single ip where other external net IPs can enter?

Answer Question   |  January 6, 2011  6:00 AM
Authentication, External IP Addresses, Firewalls, IP Subnetting, Subnets

Dentrix 3G and router issues
When I add a router to the dentrix configuration, suddenly my work stations don’t recognize the database?

Answer Question   |  January 5, 2011  5:39 AM
dentrix, Networking Equipment, Router Troubleshooting, Routers

Cisco Switch trouble
I have a network with 250 pc’s using a 10.10.1.x with 255.255.255.254 mask. 1) How do I subnet? (I need a specific example) 2) Do I need another router for subnetting? 3) We have Cisco 2950 switches on the LAN. I know VLANS can be created on the switches. How do I do the VLANS? [...]

Answer Question   |  February 7, 2011  5:17 AM
Cisco 2950, Cisco switch configuration, Cisco switches, VLANS

Active Directory network error: “Failed to Contact Domain Controller”
Occasionally users can not log in to our 2008 Active Directory network. They get a failed to contact a domain controller. We have two AD boxes and when this happens no one can log on. It lasts a few minutes at most. How can we troubleshoot and resolve this issue?

Answer Question   |  January 5, 2011  5:00 PM
Active Directory, Active Directory 2008, Active Directory Administration, Active Directory errors, Network connectivity

Adding another level of security to SQL 2005 database
We have a SQL 2005 Database. It is protected by Windows Authentication. Can we add another level of security – requiring a SQL username and password along with a valid user name and password on the domain?

Answer Question   |  January 12, 2011  4:17 PM
Network security, Network Security Management, SQL 2005 Database, SQL Security, SQL Server 2005, SQL Server security, Windows authentication

Audio Codes (MP114 SIP) with Cisco call manager
I have CCM 6.0 and have audio codes box, When i make an out going call from AC box it is working smooth but when i want to make an incoming call on AC box from an IP phone i m getting fast busy…were as call from ac box to IP phone is fine… PLease [...]

Answer Question   |  March 25, 2011  9:03 AM
CCM, Cisco Call Manager, Cisco IP phone, IP phones

Open IT Forum: What Internet security solutions have you adopted or chucked?
Antivirus software and PC protection are comforts of the past. These days the biggest threats come from the Internet, and we’re wondering how you protect yourself and your hardware against Internet threats and the less knowledgeable users on your network. We’d love to hear about solutions you’ve tried and liked or disliked. As a thanks [...]

Answer Question   |  January 3, 2011  3:29 PM
Internet security, Internet Security Systems, Network security, Network Security Management, Open IT Forum

Storing and updating text files on Fibre Channel switches
Hi, I am exploring a use case where in I need to store some text files on the FC switch which is connected to the host. Question is – 1) Can we store text files on the switches, persistent to switch reboots 2) Is there any API’s that can be used to create,modify and delete [...]

Answer Question   |  February 16, 2011  10:45 AM
FC Switch, Fibre channel, Fibre channel switches, Switches

Delivery Failure Report for Email
HI , not sure if anyone can help me but I sent an email in error and 30 minutes later recalled the message. 2 days later i received the below notififcation on both emails that i sent. DELIVERY FAILURE: Router: Unable to open mailbox file AUYHOA06/SERVER/XXX (company name was here) mail.box: The server is not responding. The [...]

Answer Question   |  December 29, 2010  2:15 AM
Delivery failure, Delivery Failure Report, Email issues, Routers

External IT company auditing security and policies
We have an external IT company auditing our security and policies. What kind of access should we give them? Should we be worried about auditing the auditors?

Answer Question   |  January 8, 2011  9:08 PM
Audit and compliance, Auditing, Network security, Network Security Management, Security Audit, Security Auditor, Security policies

Scanning Active Directory for weak passwords
Is it possible to scan our active directory and see if people have weak passwords? We have upped the password policy but what about for users that already have passwords and are not scheduled to changed them yet?

Answer Question   |  December 29, 2010  9:06 PM
Active Directory, Active Directory security, Network security, Network Security Management, Network Security Policies, Password Complexity, Password policies

Central Windows Server to aggregate Windows security and audit logs
Can we have a central windows server aggregate all windows security/audit logs? If not does anyone have a script to grab them from domain machines?

Answer Question   |  February 2, 2011  9:03 PM
Auditing software (security), Network security, Network Security Management, Windows Security, Windows Server, Windows Server Security, Windows Server Security Audits

How to open NAT on Netgear WNDR3400 router?
how to make nat open for netgear wndr3400?

Answer Question   |  February 22, 2011  4:13 PM
Netgear, Netgear router, Networking, Routers

Virus disabled security updates, problem persists even after virus removed from Windows XP SP3
A virus on Windows XP SP3 disabled the ability to access updates for Microsoft security essentials, Symantec or Norton. The infection has been cleaned but the problem persists. I check host file and dns. All good.

Answer Question   |  January 6, 2011  2:59 PM
Microsoft Security Essentials, Network security, Norton, Security updates, Symantec, Virus removal, Windows XP SP3

Creating a trace between computers running Windows XP
How can i create a trace from a computer on another computer both running windows XP. Ethereal is loaded on the second laptop. How can I see all traffic to and from the first computer?

Answer Question   |  December 28, 2010  2:54 PM
Ethereal, Network security, Traffic analyzer software, Traffic management, Windows XP

program example for downloading a large file from one server to another
I’m trying to copy a very large file from one server to another. It occurs to me that download code from websites that download, say, ISO images for sw installs are very much like what I want to do. If things slow down , they stall and then start up again. They may even be [...]

Answer Question   |  December 29, 2010  1:23 PM
BitTorrent, ISO, Server migration

Tacacs and authentication on Cisco routers
We have ACS 3.X server for tacacs + and radius authentication in our lan switches. right now i am able to login through tacacs+ only. I want to enable tacacs+ as well as local telnet login . This will help me to login in switches if the tacacs will fail.

Answer Question   |  January 7, 2011  7:58 AM
ACS, Authentication, Cisco Routers, Radius, Telnet

Windows Server 2003 IPsec error
While starting server I am getting an error IP Sec service is not stsratint with event ID 4292 & Error code 10048 

Answer Question   |  December 28, 2010  5:36 AM
IPsec, IPsec VPN, VPN Error Messages, Windows Server 2003, Windows Server 2003 error messages

Removing CDP numbers from switches
HOW DO TAKE NUMBERS OUT OF A SWITCH THAT HAVE BEEN CDP’D TO THAT SWITCH AND REPLACE THEM WITH NEW NUMBERS. WE ARE ADDING BLOCKS OF 200 CONSECUTIVE NUMBERS TO REMOTE SWITCHES AND NEED TO CHANGE OUT THE EXISTING NUMBERS FOR THE NEW CONSECUTIVE NUMBERS.

Answer Question   |  February 7, 2011  9:08 PM
CDP, DSC, Nortel CS 1000, RLI, Switches, Switching

Viewing errors on a Windows 7 desktop
Where can I view errors on a Windows 7 desktop from a failed Microsoft office 2010 installation? What security group would i need to be in to view it?

Answer Question   |  December 28, 2010  5:29 PM
Network security, Network Security Management, office 2010, Remote access, Remote Access Privileges, Remote access security, Windows 7