k(TUG3) l(TUG2) m(TU12) Sequential(MSC end), or By order or ITU-T

1 1 1 11 1 2 221 1 3 431 2 1 41 2 2 251 2 3 461 3 1 71 3 2 281 3 3 491 4 1 101 4 2 311 4 3 521 5 1 131 5 2 341 5 3 551 6 1 161 6 2 371 6 3 581 7 1 191 7 2 401 7 3 612 1 1 22 1 2 232 1 3 442 2 1 52 2 2 262 2 3 472 3 1 82 3 2 292 3 3 502 4 1 112 4 2 322 4 3 532 5 1 142 5 2 352 5 3 562 6 1 172 6 2 382 6 3 592 7 1 202 7 2 412 7 3 623 1 1 33 1 2 243 1 3 453 2 1 63 2 2 27

3 2 3 483 3 1 93 3 2 303 3 3 513 4 1 123 4 2 333 4 3 543 5 1 153 5 2 363 5 3 573 6 1 183 6 2 393 6 3 603 7 1 213 7 2 423 7 3 63

STM1 MUX port or Interleaved(Tx End)

1 12 43 74 105 136 167 198 229 25

10 2811 3112 3413 3714 4015 4316 4617 4918 5219 5520 5821 6122 223 524 825 1126 1427 1728 2029 2330 2631 2932 3233 3534 3835 4136 4437 4738 5039 5340 5641 5942 6243 344 645 946 1247 15

48 1849 2150 2451 2752 3053 3354 3655 3956 4257 4558 4859 5160 5461 5762 6063 63

Note:-Interleaved used in STM1 MUX uses k.l.m

Note:-Sequential used in ITU-T uses m.l.k

k(TUG3) l(TUG2) m(TU12) STM1 MUX port or Interleaved(Tx End) VC12

1 1 1 1 11 1 2 2 21 1 3 3 31 2 1 4 41 2 2 5 51 2 3 6 61 3 1 7 71 3 2 8 81 3 3 9 91 4 1 10 101 4 2 11 111 4 3 12 121 5 1 13 131 5 2 14 141 5 3 15 151 6 1 16 161 6 2 17 171 6 3 18 181 7 1 19 191 7 2 20 201 7 3 21 212 1 1 22 222 1 2 23 232 1 3 24 242 2 1 25 252 2 2 26 262 2 3 27 272 3 1 28 282 3 2 29 292 3 3 30 302 4 1 31 312 4 2 32 322 4 3 33 332 5 1 34 342 5 2 35 352 5 3 36 362 6 1 37 372 6 2 38 382 6 3 39 392 7 1 40 402 7 2 41 412 7 3 42 423 1 1 43 433 1 2 44 443 1 3 45 453 2 1 46 463 2 2 47 47

3 2 3 48 483 3 1 49 493 3 2 50 503 3 3 51 513 4 1 52 523 4 2 53 533 4 3 54 543 5 1 55 553 5 2 56 563 5 3 57 573 6 1 58 583 6 2 59 593 6 3 60 603 7 1 61 613 7 2 62 623 7 3 63 63

k(TUG3) l(TUG2) m(TU12) Sequential(MSC end), or By order or ITU-T VC12

1 1 1 1 12 1 1 2 23 1 1 3 31 2 1 4 42 2 1 5 53 2 1 6 61 3 1 7 72 3 1 8 83 3 1 9 91 4 1 10 102 4 1 11 113 4 1 12 121 5 1 13 132 5 1 14 143 5 1 15 151 6 1 16 162 6 1 17 173 6 1 18 181 7 1 19 192 7 1 20 203 7 1 21 211 1 2 22 222 1 2 23 233 1 2 24 241 2 2 25 252 2 2 26 263 2 2 27 271 3 2 28 282 3 2 29 293 3 2 30 301 4 2 31 312 4 2 32 323 4 2 33 331 5 2 34 342 5 2 35 353 5 2 36 361 6 2 37 372 6 2 38 383 6 2 39 391 7 2 40 402 7 2 41 413 7 2 42 421 1 3 43 432 1 3 44 443 1 3 45 451 2 3 46 462 2 3 47 47

3 2 3 48 481 3 3 49 492 3 3 50 503 3 3 51 511 4 3 52 522 4 3 53 533 4 3 54 541 5 3 55 552 5 3 56 563 5 3 57 571 6 3 58 582 6 3 59 593 6 3 60 601 7 3 61 612 7 3 62 623 7 3 63 63

E1 to SDH Mapping

Note: KLM mapping is also refered to TUG2 mapping.

SDH/STM1 maps to 63 E1 Ports.  

Only supported E1 to SDH VM Mapping is: KLM  (Interleaved) mapping as per table below.

ITU-T (Sequential by one) is not supported

KLM ModeKLM Number k(TUG3) l(TUG2) m(TU12)

1 1 1 12 1 1 23 1 1 34 1 2 15 1 2 26 1 2 37 1 3 18 1 3 29 1 3 3

10 1 4 111 1 4 212 1 4 313 1 5 114 1 5 215 1 5 316 1 6 117 1 6 218 1 6 319 1 7 120 1 7 221 1 7 322 2 1 123 2 1 224 2 1 325 2 2 126 2 2 227 2 2 328 2 3 129 2 3 230 2 3 331 2 4 132 2 4 233 2 4 334 2 5 135 2 5 236 2 5 337 2 6 138 2 6 239 2 6 340 2 7 141 2 7 242 2 7 343 3 1 144 3 1 245 3 1 346 3 2 1

47 3 2 248 3 2 349 3 3 150 3 3 251 3 3 352 3 4 153 3 4 254 3 4 355 3 5 156 3 5 257 3 5 358 3 6 159 3 6 260 3 6 361 3 7 162 3 7 263 3 7 3

ITUT ModeITUT Number

122434

25467

28491031521334551637581940612

23445

26478

29501132531435561738592041623

24456

27489

3051123354153657183960214263