| 摘要 |
FIELD: information technology. ^ SUBSTANCE: network side entity receives value of video call failure cause determined by outgoing switch with which calling terminal communicates; the network side entity determines prompt of cause corresponding to value of video call failure cause; and the network side entity presents cause prompt to calling terminal. This process of cause prompt corresponding to value of video call failure cause determination by network side entity contains step in which cause prompt corresponding to value of video call failure cause is received according to saved correlation between video call failure cause values and cause prompts. ^ EFFECT: functionality enhancement of means of presenting video call failure cause prompt due to possibility to update the mentioned prompts. ^ 14 cl, 5 dwg, 1 tbl |
