ZyXEL Elite 2864I User Guide - Page 254

Selection of ITU-T standards

Page 254 highlights

Oct Dec. Hex Character Key 027 23 0x17 ETB CTRL-W 030 24 0x18 CAN CTRL-X 031 25 0x19 EM CTRL-Y 032 26 0x1A SUB CTRL-Z 033 27 0x1B ESC ESC 034 28 0x1C FS 035 29 0x1D GS 036 30 0x1E RS 037 31 0x1F US Description End of transmission block Cancel End of (tape) media Substitute Escape Form separator Group separator Record separator Unit separator Selection of ITU-T standards X.1-X.15 Services and features. X.1 International classes for users in public data networks. X.15 Definitions regarding public data networks. X.20-X.32 Interfaces. X.25 DTE/DCE interface for terminal equipment used in public networks working in packet mode. X.31 Support for packet-oriented terminal equipment in ISDN. X.32 DTE/DCE interface for packet-oriented terminal equipment which accesses a public PAD through public phone lines. X.40-X.87 Transmission, identification and mediating. X.50 Basic multiplex scheme for an international interface between synchronous data networks. X.87 Basic standards and methods for the realization of international features for users and of network features in public data networks. X.200-X.244 Open communication systems. X.200 Reference model for open communication systems for ITU-T applications. X.250 Description methods for systems. X.300-X.310 Interaction between networks. X.350-X.353 Mobile telecommunication systems. E-2

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146
  • 147
  • 148
  • 149
  • 150
  • 151
  • 152
  • 153
  • 154
  • 155
  • 156
  • 157
  • 158
  • 159
  • 160
  • 161
  • 162
  • 163
  • 164
  • 165
  • 166
  • 167
  • 168
  • 169
  • 170
  • 171
  • 172
  • 173
  • 174
  • 175
  • 176
  • 177
  • 178
  • 179
  • 180
  • 181
  • 182
  • 183
  • 184
  • 185
  • 186
  • 187
  • 188
  • 189
  • 190
  • 191
  • 192
  • 193
  • 194
  • 195
  • 196
  • 197
  • 198
  • 199
  • 200
  • 201
  • 202
  • 203
  • 204
  • 205
  • 206
  • 207
  • 208
  • 209
  • 210
  • 211
  • 212
  • 213
  • 214
  • 215
  • 216
  • 217
  • 218
  • 219
  • 220
  • 221
  • 222
  • 223
  • 224
  • 225
  • 226
  • 227
  • 228
  • 229
  • 230
  • 231
  • 232
  • 233
  • 234
  • 235
  • 236
  • 237
  • 238
  • 239
  • 240
  • 241
  • 242
  • 243
  • 244
  • 245
  • 246
  • 247
  • 248
  • 249
  • 250
  • 251
  • 252
  • 253
  • 254
  • 255
  • 256
  • 257
  • 258
  • 259
  • 260
  • 261
  • 262
  • 263
  • 264
  • 265
  • 266
  • 267

E–2
Selection of ITU-T standards
X.1-X.15
Services and features.
X.1
International classes for users in public data networks.
X.15
Definitions regarding public data networks.
X.20-X.32
Interfaces.
X.25
DTE/DCE interface for terminal equipment used in public
networks working in packet mode.
X.31
Support for packet-oriented terminal equipment in ISDN.
X.32
DTE/DCE interface for packet-oriented terminal equipment which
accesses a public PAD through public phone lines.
X.40-X.87
Transmission, identification and mediating.
X.50
Basic multiplex scheme for an international interface between
synchronous data networks.
X.87
Basic standards and methods for the realization of international
features for users and of network features in public data networks.
X.200-X.244
Open communication systems.
X.200
Reference model for open communication systems for ITU-T
applications.
X.250
Description methods for systems.
X.300-X.310
Interaction between networks.
X.350-X.353
Mobile telecommunication systems.
027
23
0x17
ETB
CTRL-W
End of transmission block
030
24
0x18
CAN
CTRL-X
Cancel
031
25
0x19
EM
CTRL-Y
End of (tape) media
032
26
0x1A
SUB
CTRL-Z
Substitute
033
27
0x1B
ESC
ESC
Escape
034
28
0x1C
FS
Form separator
035
29
0x1D
GS
Group separator
036
30
0x1E
RS
Record separator
037
31
0x1F
US
Unit separator
Oct
Dec.
Hex
Character
Key
Description