Cart
0
Product
Products
(empty)
No products
To be determined
Shipping
$0.00
Total
Product successfully added to your shopping cart
Quantity
Total
There are 0 items in your cart.
There is 1 item in your cart.
Total products
Total shipping
To be determined
Total
Sale!
View larger
View larger
ETSI TS 122 091
New product
ETSI TS 122 091 Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Explicit Call Transfer (ECT) supplementary service; Stage 1 (3GPP TS 22.091 version 14.0.0 Release 14)
standard by European Telecommunications Standards Institute, 03/01/2017
More info
Full Description
ETSI TS 122 091 specifies the stage 1 description of Explicit Call Transfer (ECT) from the service subscriber's and user's points of view, in particular:the procedures for normal operation with successful outcome;the action to be taken in exceptional circumstances;the interaction with other supplementary services.The present document does not deal with the Man-Machine Interface (MMI) requirements, but makes reference to the appropriate Technical Specifications.The charging principles applied to ECT are established in the present document in terms of the charging information required to be collected. Any subsequent charging implications are outside of the scope of the present document.
Any interactions with other networks not dealt with in Clause 9 are outside the scope of the present document.