Generic selectors
Exact matches only
Search in title
Search in content
Search in posts
Search in pages

NECI bit and fail call establishement

Viewing 2 posts - 1 through 2 (of 2 total)
  • Author
    Posts
  • #61120 Reply
    benrebeh
    Guest

    Hello Pix ,

    witn SWISSQUAL , we hanve encountered several fail in call establishment and the message indicated by the tool in RR layer is :

    Channel Request
    Establishment cause: Originating call and TCH/F is needed, or originating call and the network does not set NECI bit to 1, or procedures that can be completed with a SDCCH and the network does not set NECI bit to 1
    Random reference: 16
    Can you help me to undersatand this message and the relation with NECI field(bit)???

    #61121 Reply
    krishnaneel
    Guest

    Hi,

    NECI when set to 1, it informs Mobile that the area supports Half-rate TCH, when it is set to 0, It indicates half-rate TCH is not supported by the system.

Viewing 2 posts - 1 through 2 (of 2 total)
Reply To: NECI bit and fail call establishement
Your information:




<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="">