On 15/02/2015 19:30, Mark Tinka wrote: > 15.3(3)S4, which is 3.10(4)S. It seems solid. as a side note, now that CSCuo76464 (SSH doesn't work with openssh >= 6.4) and CSCuo31527 (multicast occasionally stops working completely, causing vrrp/ospf to die horribly) have been fixed, 15.3(3)S4 is looking really nice on the ME3600 platform too. Nick