Ericsson T39 - Handling Multiple Calls; Call Waiting Service; Making a Second Call

AT Commands Phone Terminal Terminated 90
56 Greek_WML_A
57 Greek_WML_a
58 Greek_WML_X
59 Greek_WML_x
60 Cyrillic
61 Cyrillic_WML_A
62 Cyrillic_WML_a
63 Cyrillic_WML_X
64 Cyrillic_WML_x
65 Arabic_WML_A
66 Arabic_WML_X
67 Hebrew_WML_A
68 Hebrew_WML_X
<alphabet>:
<alphabet> Description
0 GSM
1 Greek
2 Cyrillic
3 URL
4 Digits
5 Ext_Digits
6 Integer
7 Real
8 Phone_No
9 DTMF
10 ISO_8859
11 Arabic
12 Hebrew
13 Chinese
14 GSM_WML_A
15 GSM_WML_a
16 GSM_WML_X
17 GSM_WML_x
18 Greek_WML_A
19 Greek_WML_a
20 Greek_WML_X
21 Greek_WML_x
22 Cyrillic_WML_A
23 Cyrillic_WML_a
24 Cyrillic_WML_X
25 Cyrillic_WML_x
26 Arabic_WML_A
<language> Description