Two independent T1s on a 2610?

Hi folks,

I have inherited a network with two full T1s -- one to our upstream
ISP, and another one to a remote company office. Both are connected
through 2516 routers, which are getting a little old.

I have a spare 2610 lying around, with a couple of T1 CSU/DSU WICs. Is
there anything to stop me replacing the pair of 2516s with a single
2610? I guess my concerns are CPU utilization (though I can ..
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