Phone Cards Digest

Tag: international calling cards

How prepaid calling cards work

by admin on Mar.01, 2010, under General

prepaid phone cardsThe mechanism of prepaid calling card is quite simple. Being a prepaid calling plan, the caller will pay the face value of the card and buy the plan. Whenever calls are made, the balance in the card gets reduced. The caller has the option to buy additional calling time whenever he chooses. Normally, the balance in the plan should be used with a specific period of time. If it is not used, the amount gets lapsed. But, the caller can buy a new plan from the same company and transfer the balance in the old card to the new one. So, the caller does not lose any amount.

Each card bought will come with a unique number called the PIN (personal identification number) and this number identifies the caller. Whenever calls are to be made, the caller has to dial the PIN number followed by country code, area code and the desired telephone number. (continue reading…)

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Use Prepaid Phone Cards - Save on International Calls

by admin on Feb.08, 2010, under General

international callsNot long ago, people were reluctant to make long distance calls for the simple reason they could not afford it. It was most expensive. So, people preferred to correspond through writing of letters. But, with the introduction of calling cards also called as phone cards, the entire concept of long distance calls has changed dramatically.

Now, phone cards have become the preferred way for making long distance calls. They are happy because it saves them about 50% to 80% on their telephone bills. There are many avenues to save money by calling through phone cards. This prepaid calling plan is free from all types of hidden charges. The calling companies offer huge discounts to regular callers. Per minute calling rate is quite low. One can use VOIP utility which is yet another way to reduce the calling charges. The connectivity is free. (continue reading…)

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Uncovering How to Make Cheap International Calls

by admin on Feb.01, 2010, under General

cheap international calls with phone cardsIf you want to make an international call on an ordinary basis, you have to face the prospect of paying huge phone bills if you use standard calling services. Luckily, there are many ways to make a cheap international call.

• Step 1
Online is the easiest way to make a cheap international call. You have no need to mess with any calling cards or PIN numbers. You can get started almost immediately. If you want to make a cheap international call through online, then you can use Skype.

• Step 2
If you use Skype then you have to visit skype.com and download their program and install it on your computer. After that you make cheap international calls with Skype, (continue reading…)

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Nigeria Phone Cards

by admin on Jan.11, 2010, under General

Nigeria phone cardsIt is always a pleasure if we are able to find ways and means to save money. This is particularly relevant in these hard days. Saving on telephone bill is one of the ways to save money. Phone card is the way to save on telephone bill. Phone cards apart from saving money, have many other utilities.

Take for example Nigeria phone cards. Calling Nigeria through this card is quite economical because per minute calling rate is very much less. Apart from this, the purchaser of Nigeria calling card is entitled to special discount. The calling procedure is too simple. Just by dialing the PIN number, he is connected to the toll free calling zone. (continue reading…)

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Are you interested in saving money on your calls abroad?

by admin on Jan.04, 2010, under General

calling overseas with phone cardsAs everyone knows, making long distance calls is quite expensive. It causes a burden on the purse. Those who want to save on international calls are advised to simply buy a phone card. This versatile card saves considerable amount on your telephone bill. This is not an illusion, but this is the hard reality. Those who make frequent international calls also contribute to the above view.

The mechanism how this huge savings of about 50% to 80% on telephone bill can be achieved is because per minute calling rate of a phone card is just about 10 to 15 cents on some of the calling zone. Apart from this, since this is a prepaid calling plan, the caller is exempt from paying connectivity charges, minimum deposit, service charges etc. On the top of it, if you want to save more, talk more using a phone card. The more you talk, more discounts roll out for you from the service provider. (continue reading…)

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Australia Prepaid Phone Cards Save You Money

by admin on Nov.09, 2009, under General Issues

Australia phone cardsIf you make a long distance call to Australia from any country in the world, the best process for you is to use international calling cards of a better company. In the world, Australia is a very important country. In Australia, there is a number of phone card companies trade their phone cards. These cards are really save calling cost. These cards are available in any kind of retail outlets and also online.

If you follow some instructions for making long distance call to Australia then you save lots of money which are given beneath: (continue reading…)

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Make Cheaper International Calls with Prepaid Calling Cards

by admin on Sep.21, 2009, under General

Consumerism is the byproduct of a global market and as a result anything which sells is characterized by two aspects namely a large number of service providers and a large number of customers. Callers are persuaded to use prepaid calling cards for making international calls because there are a number of factors due to which this alternative is the cheapest way to make international calls.

International calls are cheaper if made with prepaid calling cards due to the following reasons:

  • Since the amount required to make the international call has already been paid, this method enables one to gauge the expenditure per call and hence calculate the average expenditure on international calls over a certain period of time.
  • Most of the prepaid phone card companies maintain a call history pertaining to a particular calling card and this can be checked by the caller whenever he wishes. In this way, the caller can keep a track record of all his calls and cut down wherever possible. (continue reading…)
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Proprietary VoIP Traffic Monitoring

by admin on Aug.31, 2009, under VoIP

The main VoIP protocol that falls into this category is Skype. As the protocol
implementation is currently unknown and the packet payload encrypted, the best way to monitor this protocol is to threat it as special eDonkey protocol communication.

Typically Skype is detected as follows:

• The underlying protocol must be eDonkey. This can be detected by dissecting the initial session payload as described in [karagiannis], and partially relying on the default port being used. Patterns searching for Skype detection has been implemented using the popular PCRE [pcre] library. This library that allows patterns to be efficiently searched into into a data buffer, has been used to search for Skype pattern into the packet payload. The protocol pattern definition has been borrowed by the popular l7-filter [l7-filter] tool that includes several patters not limited only to P2P/ VoIP protocols. (continue reading…)

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