what is link flapping?
I will be conducting a seminar next week and need a document that explains link flapping in fair detail. Is there any documentation?

Answer Question   |  September 4, 2008  6:27 PM
Link flapping, Link flaps

Accessing email server behind firewall
I have an email mail server running on our LAN, it takes emails form various ISPs and sends then to users on the LAN. I want to be able to access this email server via IMAP from the internet so I can see my emails when out of the office. I can set a rule [...]

Answer Question   |  September 4, 2008  4:42 PM
Firewalls, IMAP, LAN, Routers, Routing, SonicWALL

Integrating CTI applications
We are working to expand the Phone system to enterprise level over an existing MLPS network using SIP to integrate 5 different CTI applications. Would like mix of vendor neutral and vendor-specific content. This request for help was originally submitted to the Research Assistant on WhatIs.com.

Answer Question   |  September 3, 2008  4:09 PM
CTI, MPLS, Research Assistant, SIP

Should we let iPhones in? Security, iPhone and the Enterprise
Attempting to assess the pros/cons of using Blackberry vs ActiveSync (specifically iPhone) for remote access to email, calendar and contacts, as well as WAP-enabled access to internal information systems and databases. We are a Healthcare organization running Exchange 2007. Security is a concern and we would like to know if the iPhone is suitable for [...]

Answer Question   |  April 7, 2010  3:46 PM
iPhone, Research Assistant, Wireless security

Wireless data communication
According to my understanding if data has to travel through wires and beyod a point it has to travel in a wireless environment, the data is decrypted at the access point and will again be encrypted here depending on what encryption technology the access point is using. Is it correct? Please correct me if I [...]

Answer Question   |  September 29, 2008  2:09 PM
Encryption, Traffic Decryption, Traffic Encryption, Wireless data security, Wireless networking

Wireless Security SSID Broadcast
Hi Guys, If I opt to hide and don’t broadcast my SSID, so is it necessary for me or anyone who wants to use my Wi fi network to type the SSID or he can directly connect without typing the SSID name.? Can anybody advice or help.

Answer Question   |  November 26, 2008  12:54 PM
SSID, Wireless security

RAD MODEM LOOPING
how to take loop test on HTU E1 Leased line modem to test physical connectivity

Answer Question   |  September 3, 2008  9:37 AM
HTU E1, Loop testing, Modems, Network testing, RAD modem

Track USER of Computer online who is using max. Bandwidth in lacal area connection
Hi All, I am sandeep and working at one software company as system admninstrator. company has 60 user (computer) . we have 2 mb lise line . it go through cisco router. and all computer default gatway ip is the router ip. we have ISA server . Now i want to online moniter this network [...]

Answer Question   |  February 19, 2009  9:06 AM
ISA Server, Network management software, Network Monitoring Tools, Network security

Can VoIP use both IP and ATM?
Can voice be routed both over IP (VoIP) and ATM (asynchronous transfer mode)? If so, how?

Answer Question   |  September 2, 2008  7:17 PM
ATM, Voice over DSL, VoIP

Lacking a FQDN during database mirroring on SQL Server 2005
I am trying to work with database mirroring on SQL Server 2005, and I keep receiving the error message, “One or more of the server network addresses lacks a fully qualified domain name (FQDN). Specify the FQDN for each server, and click Start Mirroring again.” I know that the syntax for a fully-qualified TCP address [...]

Answer Question   |  September 2, 2008  6:59 PM
Database mirroring, FQDN, SQL Server 2005, SQL Server errors, TCP

Community Update: New Member Contest Win a XBox 360 this month for your participation.
After a long, stressful day in IT, video games can be a great way to unwind and relax. That’s right, you know where this is leading. It’s time for a cool new contest on IT Knowledge Exchange. The month of September ( Sept 1-Sept 30) is your chance to get your hot little hands on [...]

Answer Question   |  September 8, 2008  1:13 PM
AS/400, CIO, CRM, Database, DataCenter, DataManagement, Development, Exchange, Linux, Lotus Domino, Microsoft Windows, Mobile, Networking, Oracle, SAP, Security, Storage, Virtualization, Virtualization and the hypervisor, VoIP

Interview
Good morning People! Tomorrow I’m going for an interview for CCNA/network engineer I have one problem since I completed my Diploma I’ve never been exposed to the field now I don’t know what to expect tomorrow can you guys help me here what can I expect at the interview could you please help me be [...]

Answer Question   |  February 16, 2012  7:20 AM
DHCP, DNS, Networking, Subnetting

Wireless network connection problem
I’m having trouble getting a 4 year old (approx) Packard Bell PC with XP and SP3 installed with a Netgear WG311T wireless network card to connect to my TP-Link TL-WR841ND wireless router. I have the routers security set up as WPA-PSK/WPA2-PSK Passphrase. I have tried the network card in another PC and it connects to [...]

Answer Question   |  September 30, 2008  7:37 PM
Netgear, Routers, Wireless Network, Wireless networking, WPA, WPA2

NetBIOS Resolution, DNS, Windows Domain over MPLS VPN
Hello all, I’ve been looking for a while now for a way to forward this traffic from one site to another, connected over MPLS VPN. All help appreciated.

Answer Question   |  September 2, 2008  4:33 PM
DNS, Domain, MPLS, NetBIOS, VPN

NIC Does the NIC changes the binary data to analog signal or to digital signal ?
Sir , Does the NIC changes the binary data to analog signal or to digital signal ? I mean did the data traveled on cat 5 cable between two pc connectd through NIC is in Digital OR Analog signal ?

Answer Question   |  September 2, 2008  2:34 PM
NIC

Connection Problem
A colleague of mine works at another branch about 30 km away from mine, and every once in a while he submits data to a server located at my branch, however it takes a long time to establish the connection and even longer to submit (around 20 mins) .. suggestions? n.b the connection speed for [...]

Answer Question   |  September 3, 2008  10:51 AM
Network connectivity

VMware HA/DRS over WAN?
Hello. I am new to virtualization technology and right now am learning VMware virtual infrastructure features. Does anyone know if VMware HA/DRS is supported over WAN? Any document on this will help too. Thank you! Aiko

Answer Question   |  September 5, 2008  4:07 AM
VMware, VMware ESX VCB backup virtualization, VMware High Availability (VMware HA), VMWare Virtual Infrastructure, WAN

ip address of laptop to connect with office vpn
I was connected to a vpn but i switched to cable from dsl, now my laptop won’t connect to the vpn

Answer Question   |  February 9, 2011  5:52 PM
IP address, IP address conflicts, Network connectivity, VPN

Switching the TCP/IP-OSI Architecture to a pure OSI Architecture
What costs would be incurred to switch the Hybrid TCP/IP-OSI Architecture a pure OSI architecture? Could it be done?

Answer Question   |  September 26, 2008  2:44 AM
Network design, networking standards, OSI Architecture, TCP, TCP/IP

Netbios transmitting to port 80
Hi all, I have a strange issue with file sharing on my windows vista home premium PC in that file sharing is no loner working. After sniffing my network traffic I have found that netbios request are being sent to port 80 and have no idea why. If I attempt to access a share using [...]

Answer Question   |  September 23, 2008  10:09 AM
file sharing, NetBIOS, Windows Vista