Shared Long Codes works with Keyword, keyword is a unique word which is assigned to the long code number, when you or your customers send an SMS from any mobile with a specific keyword given by you, they will get an automatic reply which is set by you. In addition to automatic reply, by enabling URL forwarding you can customize the reply and information's also can be fetched from your remote database too based on the Keyword & Sub keywords. URL Forwarding works with Post & GET method.
Example : If your keyword is demo on 9664653344 and when you or your customer sends an SMS with keyword demo Your message to 9664653344 then the keyword, message, phone number, sent time will be tracked on the basis of the keyword and update details to the particular customers control panel or push the information to customer database real-time if URL forwarding is enabled by you.
Same as Long Code Numbers Virtual Numbers are also dedicated or shared 10 digit numbers which are configured at the operator switch for processing huge volume of incoming traffic. Virtual Numbers are more reliable and costly than Shared or Long Code Numbers and have many advantages when compared to Shared or Dedicated Long Code Numbers, please see the below comparison to get an exact idea.