128MB.sdf
Release	5.0	
Description	IOS IPS Signature Definition File (SDF) recommended for platforms with atleast 128MB DRAM and IOS 12.3(14)T or later. Contains signatures against critical worms/virus/attack/spyware/adware 	
Size	498315	
BSD Checksum	-	
Router Checksum	0x2fdf	
MD5	6b6344590b826252f8cde9a3ec15e762	
Date Published:	21-DEC-2005

attack-drop.sdf
Release	5.0	
Description	IOS IPS Signature Definition File (SDF) recommended for Routers with atleast 64 MB DRAM 	
Size	245252	
BSD Checksum	-	
Router Checksum	0xf2a1	
MD5	0a6628c7904ae70d60f7cfeeaf7aeeda	
Date Published:	21-DEC-2005

256MB.sdf
Release	5.0	
Description	IOS IPS Signature Definition File (SDF) recommended for platforms with atleast 256MB DRAM and IOS 12.3(14)T or later. Contains signatures against critical worms/spyware/adware/IM/p2p applications 	
Size	725688	
BSD Checksum	-	
Router Checksum	0xcb76	
MD5	df370ac3e12881804de98bd20955e8fe	
Date Published:	21-DEC-2005