Issue Description
In customer network they have a connectivity of OSN7500 with third vendor dual core HIT 7070. On OSN7500 there is made linear MS 1+1 between 5SLQ4 and 14SLQ4. Working is 5SLQ4 and protection is 14SLQ4. Further connectivity of these SDH boards with third vendor HIT is as below:
5SLQ4-1---------309-1
5SLQ4-2---------309-2
5SLQ4-3---------309-3
5SLQ4-4---------309-4
14SLQ4-1---------310-1
14SLQ4-2---------310-2
14SLQ4-3---------310-3
14SLQ4-4---------310-4
Handling Process
There is a difference in default WTR time of OSN7500 and third vendor HIT. OSN default WTR is 600seconds and third vendor HIT default WTR is 300seconds. Thats why there exist some compatibility issues between two equipments.
There are different cases in attached file for configuration of Linear MS 1+1 on OSN and third vendor HIT. The best configuration of Linar MS 1+1 on OSN7500 when interconnected equipment is involved is case#2 and case#5 in attached sheet.
Suggestions
Configure according to the attached sheet with third vendor HIT equipment is involved with Huawei OSN.
