| Pointer
adjustment (1) |
|
|
| When VC-4 clock
rate is larger than STM-1 clock rate |
|
| => pointer value is
shifted forward three bytes |
|
| SOH |
| SOH |
| STM-1 payload |
|
|
| old |
|
| new |
|
| VC-4 (Virtual
container) |
|
|
|
|
|
| Three
“empty” |
||||
| bytes are |
||||
| inserted
here |
||||