Difficult Service Expansion
New service expansion processes require frequent port modifications, leading to constant rewiring and excessive time and labor costs.
![](https://singapore-1312056779.cos.accelerate.myqcloud.com/site_style/specialPage/soe3.0/RJ-img/worry1.png)
Troublesome O&M
Permissions and responsibilities are unclear on numerous and complicated ELV rooms. Integrating a passive optical network (PON) requires learning new protocols and managing two separate networks.
![](https://singapore-1312056779.cos.accelerate.myqcloud.com/site_style/specialPage/soe3.0/RJ-img/worry2.png)
Insufficient Bandwidth
With the increasing demand for high-bandwidth applications such as Wi-Fi 6, 5G, smart healthcare, smart campus, and smart factory, cable links have become the bottleneck for bandwidth upgrades.
![](https://singapore-1312056779.cos.accelerate.myqcloud.com/site_style/specialPage/soe3.0/RJ-img/worry3.png)
High Cost of Retrofitting
Upgrading traditional networks may be expensive, given their growing complexities and rising maintenance costs.
![](https://singapore-1312056779.cos.accelerate.myqcloud.com/site_style/specialPage/soe3.0/RJ-img/worry4.png)