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Hi everyone,i have cisco 3660 router with NM-HDV 1MFT-E1 controller and serial WIC 4T card. (pls find attachment for topology)my problem is PRI E1 line not working, everything is connected properlly,when i run sh controller e1 command, i receive "rec...
but here there is no concern with ISP, because see the topology ISP said that our 2 Mb MPLS link is working properlly.and on other hand EPBX person said that my line is ok bacuse its worked atlist for 1 hr or 30 minuts, it means no clocking or line i...
now controller E1 shows up , phone line also working,but it suddenly gets down after 10 min, 30 min, or sometimes after 1 hourand shows messege i.e controller e1 down (RAI detected)Mar 1 05:30:39: %CONTROLLER-5-UPDOWN: Controller E1 4/0, changed sta...
