IN&VAS This topic has 1 reply, 1 voice, and was last updated 11 years, 9 months ago by SP 25. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts 29th October 2008 at 08:05 #54449 Reply Mohammad Daud HotakGuest dear i am newly start working with gsm technology i am working in IN&VAS i need besic information about IN&VAS. Best Regard Mohammad Daud Hotak 29th May 2009 at 09:31 #54450 Reply SP 25Guest IN billing system Author Posts Viewing 2 posts - 1 through 2 (of 2 total) Reply To: IN&VAS Your information: Name (required): Mail (will not be published) (required): You may use these <abbr title="HyperText Markup Language">HTML</abbr> tags and attributes: <a href="" title="" rel="" target=""> <blockquote cite=""> <code> <pre class=""> <em> <strong> <del datetime="" cite=""> <ins datetime="" cite=""> <ul> <ol start=""> <li> <img src="" border="" alt="" height="" width=""> Submit