If your project is important enough or the problem pervasive enough you might be able to get people together on an official solution. Raise awareness that your progress is being blocked frequently. An "all on the same team" approach to working on a solution will bring departments together to work out a path forward. This will often appear in the form of limited delegation of IT resource ownership, priority work queues, and dedicated/embedded resources.
If your project is NOT important enough and/or the problem lacks interest at the right levels(awareness raising fails) you might have to game the system. Get friends in the right places that can help you out when you have something blocking you. You might also have to just suck it up.
Option 2. Recognize this is an inappropriate metaphor, and that you are part of an organization that has certain policies and procedures, and that anything being done for reasons other than legal compliance can be up for debate and change.
Do you know why the central IT branch is behind? Are they working with shitty software that makes their jobs harder instead of easier? Are the business processes in place to grant a simple request unnecessarily complex? Is a mistake very costly and difficult to fix, meaning that correctness is incentivized at the expense of throughput? How much is it costing the business while you sit and twiddle your thumbs waiting for approval? Who in your organization has these answers? Who has the power to make decisions about these things? What can you do to get those people together in a room to discuss these issues?
You can get a lot further by trying to fix a problem instead of just complaining about it.
Have a look at http://www.thewaytohappiness.org/thewaytohappiness/precepts/... and http://www.thewaytohappiness.org/thewaytohappiness/precepts/... which describe and give examples of both sides of this rule.
Don't concentrate on how others may be treating you (delaying your projects) or what you might be doing wrong (toxic interactions) but focus on the positive way you can treat others (fairly? with respect? helping them? etc.)
I challenge you to practice the Golden Rule assiduously for a week and see how life seems then. =)
Good luck!
If unable to get that escalation, than you're just another Honda Accord, and there is no dishonor in that. Accept and move on.
I am dedicated to a project, my sole job is to ensure the continuity and delivery of the product that the project makes. Part of this is relying on central IT, who do not want to delegate responsibility on certain things (IE; firewalls, networking, authentication, timekeeping, package management services, storage, etc). Those people are constrained because they are used by every project.
While it's not their fault they're not fully available to me at all times when I need them; being blocked by a firewall for a week is frustrating. It stops me being able to complete tasks for extended periods of time.
So yes, I am trying to move, and they are not moving. It's not their fault but that's the fact as it stands.