We're in the process of either upgrading from an OC12 to an OC48 or adding a secondary OC12. Can anyone tell me any additional considerations I need to take into account besides card space and vt matrix space? I'm just trying to ensure I cover all ...

I know the ons 15454 has a limit of 24 STS connections, but is there any easy way to determine if you have reached that limit. We are trying to use another ds3 port on an existing card and are getting errors that we are unable to provision any more ...