Timeout problem on SRM EP

I am having

500 Connection timed out

Error: -5

Version: 7000

Component: ICM

Date/Time: Tue Jun 8 14:37:24 2010

Module: icxxthr_mt.c

Line: 2698

Server: XXX_XXX_00

Error Tag: {-}

Detail: Connection to partner timed out after 60 secs

problem on every screen of EP.

There are no errors on NW Administrator logs.