ContributionsMost RecentMost LikesSolutionsRe: DH Key mismatch Thanks @mnagel for your suggestion. DH Key mismatch Hi, We have updated SSH settings on our CISCO devices to use DH 4096. Now, the collector showing following error message: %SSH-3-DH_RANGE_FAIL: Client DH key range mismatch with minimum configured DH key on server Any idea how to modify DH keys or clear ssh keys on LM side? Thanks, Sahir Solved