Unable to boot after installing Ubuntu

i had mac installed in a pc. I had to uninstall it and installed ubuntu. now the pc wont load automatically using the HD. its trying to load the network interface first but that is not successful. i have disable the network boot,but still the PC shows boot failure. So now i had to load the ubuntu...

Jibin405 pointsBadges:

Earning badges pays off – TODAY!

We recently announced that the IT Knowledge Exchange Badge Program is beginning its reward phase, meaning that you can earn great prizes just for doing what you've already been doing in the community! Initially we planned to send out a first-time prize for everyone who has been active in the past...

MelanieYarbrough6,345 pointsBadges:

CSMA/CA

Dear sir or madam, I have read the info about CSMA/CA that you have written but I would like to ask you if you could provide me a couple of sentences about the following: - alternative for CSMA/CA, - Solved and unsolved problems in CSMA/CA Thank you

Raimonds5 pointsBadges:

Cisco VoIP phone DID not setup for outside calls?

I have three Cisco 7940 VoIP phones I am trying to setup for new users. The phones won't receive calls from outside lines and only show the four digit extension on the screen rather than the entire phone number. I believe this is because the DIDs are setup for internal use. How can I verify that...

Nhawkins5 pointsBadges:

Does cellular routing technology exist?

What is the technology that would allow a call from a cell phone to be routed to a transmission device that triggers a loud beeping sound. For example, using a cell phone to call a number that calls a database, and then triggers an external receiver that is attached to one's keychain for example?

Crosbycurious5 pointsBadges:

where is the Pause in Cisco????

Hello Friends Anyone can share with me there idea’s of Route Pattern for speed dial????????? A. Usually in Cisco Unified Call Manager Speed dial number its working perfect, everyone knows this Pattern is 9.8XXXXXXXXX Speed Dial and Abbreviated Dial Configuration Speed setting 1. 98001245444...

Taher10 pointsBadges:

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 help

Rajesh03padwal5 pointsBadges:

Getting a job in telecommunications

I am an electronis engineer, with 14 months of experience from overseas, but now I am working in another field completely different to the mentioned before. I am moving to Colorado in 4 months, and I want to go back to the IT or telecommunications Industry.   What type of knowledge do you...

Dianacata15 pointsBadges:

VoIP Business

Hello, i'm planning setting up a Voip Business, but i would like to know exactely what are the equipments needed for this, so what i need and what i have to do for setting up a Voip Business. Regards, Jose Santana

ContactVoice20 pointsBadges:

AudioCodes MP-124 troubleshooting

i m having audio code mp124 voip gateway and 10 phone line is configured to it out of the 10 phone one phone is not ringing and the rest phone is working properly so plz, suggest me steps to solve this problem.

11111111125 pointsBadges:

Get your free IT book: The Rails 3 Way

Here's your chance to win "The Bible for Ruby on Rails Application Development"! There are two ways to get your copy of the book that "strips complexity from the development process," answer one of four questions and post the link to your answer in the discussion section below. Another way to enter...

MelanieYarbrough6,345 pointsBadges:

Video Conference Solution involving Cellular Products

I am looking for a vendor solution that would permit a call to be placed to a cell phone and then a video solution or VOIP solution for conferencing to be performed over a wireless laptop.  Obviously, this involves smartphones like iPhone and Blackberry. The ability to have multiple persons...

Fischerman7229260 pointsBadges:

Cisco 2960s switch port config voip with Avaya phone

Need to know what the switch port configuration would look like for a cisco 2960s switch with an Avaya ip 9611G phone and pc connected to the phone.

rsc11110 pointsBadges:

TWO Free IT Books: Multicore Application Programming & The Rails 3 Way

We've got two free IT books this week. Since nobody won last week's The Rails 3 Way, we're piggybacking the books together. Both contests are currently happening, and winners will be announced Monday, March 7, 2011. The second free IT book, Multicore Application Programming, is a comprehensive,...

MelanieYarbrough6,345 pointsBadges:

VoIP QoS/QoE Solutions pros & cons

We are looking at VoIP QoE/QoS solutions and would like to know if anyone have had experience with Apparent Networks PathView/PacketView and/or Edgewater Network Edgeview, can you share some real world pros and cons of both solutions?

Dpengster5 pointsBadges:

Who uses Gigabit Ethernet for IP Phones, is this just IT herd mentality?

Looking at general VoiP deployment and IP telephones, I see a wide reference to Gigabit ethernet almost as if it is the standard interface. It is being specified in tender responses as a must have. Reality seems to indicate that Gigabit to the desktop is not standard and rarely used in enterprises...

Etljnoy15 pointsBadges:

Will Cisco Certification add value to my MS wireless communication degree?

I have completed my MSc wireless communication this year January 2010, and now planning to for cisco certification courses. My question is: Am I moving away from the field or will it add value to my degree and career, if so which Cisco course will be better for my career.

Saleh15 pointsBadges:

Assigning static IP addresses

Howdy folks I've got 6 windows pc's at the office and i'm trying to create a peer to peer network, And i want to assign ip addresses statically because if they are obtained automatically ip address conflict occur.My problem is if i assign them statically i cannot go to the internet but when it's...

Xxx530 pointsBadges:

Windows XP slow in DSL environment

ie slow in DSL environment

valmsmith870 pointsBadges:

Do most providers charge an extra fee to run dual-stack?

I'm talking to my current ISP about IPv6 migration, and I'd like to know whether service providers typically charge you to run dual-stack or not. Should I expect Internet service providers to charge extra for any other IPv6 migration costs?

SearchEnterpriseWAN1,695 pointsBadges: