Layer 3 Switches
Can Layer 3 switches connect direct to WAN with out a Router? If yes, Why choose Routers?

Answer Question   |  February 8, 2011  12:02 PM
Layer 3 switches, Layer 3 Switching, Routers, Switches

Active Directory replication
Dear Experts; i am new employee in big institution, they have one DC running Windows Server 2008, and they installed a new DC for replication, the new DC have active directory without DNS, and DHCP, my question is : can i just install theses rules without any other configuration, or do i need to do [...]

Answer Question   |  January 25, 2011  1:32 AM
Active Directory replication, AD replication, DHCP, DNS, Windows Server 2008

Dark fiber vs. SONET
What is the difference between dark fiber and SONET relating to the 10GBaseER/EW. “ER is deployed over dark fiber and EW is used primarily with SONET”. I am not grasping this due to the fact that I though dark fiber is generally fiber not in use.”unlit”. And also I though ER dealt with computer networking, were [...]

Answer Question   |  January 30, 2011  9:32 PM
Network testing, Optical Networking, Optical networks

Free IT Book: Designing Cisco Network Service Architectures
Designing Cisco Network Service Architecutres (ARCH), Second Edition, is Cisco authorized as a self-paced learning tool for CCDP foundating learning. Includes the latest in network infrastructure, intelligent network services, and converged network solutions. For those preparing for CCDP certification or wanting to increase their understanding of “modular campus and edge network design and strategic solutions [...]

Answer Question   |  January 30, 2011  5:10 PM
CCDP, CCDP Self Study Guide, Cisco, Desktop virtualization, Giveaways, Group Policy, IT answers, IT Books, Windows Server 2008

Suggestions for CCNP books
Could anyone suggest me which book i should prefer for CCNP study(writer)

Answer Question   |  February 8, 2011  4:33 AM
CCNP, Cisco, Cisco certifications, IT Books

USB modems/aircards
Hello and thanks to all of you who read this e-mail, and a special thanks to all or anyone who responds. First let me say I am not an IT person, nor does my small company employ an IT person, a decision I sometimes regret, but there is not enough business yet to justify the cost nor to [...]

Answer Question   |  January 24, 2011  7:07 PM
Internet access, Networking Equipment, Telecom network performance, Verizon Wireless AirCard

Teaming Cisco switch ports for redundancy
Is there a way to team 2 cisco switch ports so that if a cable is accidentally pulled, a user multi-million transaction wont be affected at his desk. How can we make sure that if a port goes down, a user’s pc is still up?

Answer Question   |  February 8, 2011  2:45 PM
Cisco, Cisco switch, Redundancy

Maximum network protection with public Internet access
What is the best way to give public access to the internet yet protecting my company network?  We have a Cisco ASA 5510 firewall and wireless access points.

Answer Question   |  February 23, 2011  9:18 PM
Cisco ASA 5510, Cisco Routers, IP address, Network design, Network security

ntkrnlpa.exe in use when trying to install Windows XP security updates.
I am receiving the following message while trying to install these two windows security updates: KB981852, and KB956572 - ”the file c:windowssystem32ntkrnlpa.exe is open or in use by another application”

Answer Question   |  January 21, 2011  3:38 PM
Lenovo terminal, Security updates, Windows XP Security, Windows XP SP3

VPN not connecting in Windows Vista laptop
hi my vpn adress is 173.193.233.48 my pin statistics for 173.193.233.48 packets: sent=4 receiveed=0 lost=4 <100% loss> tracing route to 173.193.233.48-static.softlayer.com [173.193.233.48 ] over a maximum of 30 hops: 1 * * * request timed out. 2* 3893 ms * 10.131.198.33 3 * * * request timed out. 4 * 3754 ms * 10.131.198.33 5 [...]

Answer Question   |  January 22, 2011  3:13 PM
VPN, VPN administration, VPN issue

CISCO VPN Client – Virtual Adaptor Issues
OS: Windows XP Proffesional SP3 Over the Christmas Holiday period I had a total failure of my Computer system.  The system was restored from original CDs, ALL updates received from Microsoft.  All is now working well with all programmes loaded EXCEPT for Cisco VPN Client. Prior to the failure I was using VPN Client with [...]

Answer Question   |  January 21, 2011  12:30 PM
Cisco VPN, Cisco VPN Error Messages, Networking, VPN, VPN Error Messages, Windows XP Professional SP3

Problem with NAT
Hi All. I have a Netgear WGR164v9 wireless router connected to internet directly by public IP and this router performing DHCP for wireless LAN ip subnet is 192.168.1.x. A server (DNS,DHCP & RRAS with NAT) connected with this router by ip 192.168.1.6 which has another subnet 192.168.10.x for LAN PCs. In this situation everything is [...]

Answer Question   |  January 24, 2011  7:54 AM
Alternating Record Formats, Netgear, Netgear router, Router IP address, Subnets problem, Subnetting

BGP not active, IP routing not enabled
while trying to configure IP/VPN on cisco 877(ios new 12.4) , entered ..router bgp 65272..getting a error message…ip routing not enabled….so tried #sh bgp…geting …% bgp not active….If any one have the solution.please tell me the solution…advance thanks

Answer Question   |  February 7, 2011  9:34 PM
BGP, Cisco VPN, IP Routing, IP routing protocols

Bandwidth requirements for application virtualization vs. desktop virtualization
Just wondering how the bandwidth requirements vary depending on application virtualization and desktop virtualization. I need to virtualize all by an infrastructure in WAN (not LAN), so which is the most ideal option? Any product recs?

Answer Question   |  January 21, 2011  6:38 PM
Application virtualization, Bandwidth, Bandwidth management, Desktop virtualization, Desktop Virtualization Implementation, Virtualization technologies

Is there a way to FTP a command to an AS/400 to copy user
We are trying to automate and make the setting up of users easier. Is there a way to ftp a command to a as400 to copy user “a” user profile to “b”?

Answer Question   |  January 26, 2011  5:40 PM
AS/400, AS/400 commands, FTP, USRPRF

Mapping network drives on clients
Ok, this is very basic, but I am new to networking. My understanding is that mapping network drives on clients in a particular domain is client dependent. In other words, if I map on my PC connection to drive X, and then later I log in on another PC in the same network, I would [...]

Answer Question   |  February 7, 2011  10:00 PM
Network connectivity, Network drives, Network mapping, Network mapping tools

Tracing the AS/400 User profile by IP Address while signoff
I want to trace a particular userprofile, login from which IP Address (PC)while he is sign off from the AS400 user was being connected through client/access

Answer Question   |  January 25, 2011  4:07 PM
AS/400 Client Access, AS/400 user profiles, IP address, MAC address

N 300 Wireless Router vs N 600 Wireless router
I wanted to know if there is a really big difference between N 300 routers and N 600 routers. Would the speeds mostly be the same or not? Thank you.

Answer Question   |  April 18, 2013  3:08 AM
D-Link, D-Link routers, Routers, Windows 7, Wireless routers

Encrypt TCP messages
What is the best way to encrypt proprietary (non-XML) messages over a TCP socket from the iSeries? I am currently using IBM’s QZRDSSRV API’s to do the sends and receives and create the socket connections, but those API’s don’t support encryption.

Answer Question   |  January 19, 2011  1:32 PM
AS400 iseries, Encryption, IBM, Socket, TCP

Automatic clean up antivirus scan
How to automatic clean up virus on infected client computer client via network? so we can monitoring on PC..

Answer Question   |  January 24, 2011  5:16 AM
Antivirus, Network security, Network Security Management, TrendMicro