Index_U

U

UDP ( User Datagram Protocol), 128, 164

UDP scans , 406 “407

unicast RPF (Reverse-Path Forwarding), 182

Unix/Linux-based systems, 13

unnecessary services

removing, 5, 50

SAs and IKE proposals, 125 “126

suggested list to review and turn off if not used, 12

tunneling protocols, 123 “125

upgrade procedures, 331

upgrades. See also patches/updates

staying informed about, 448 “449

testing, 452

when to use, 448

URL obfuscation, 231

user, 25

User Datagram Protocol (UDP), 128, 164

user perceptions/expectations, 479 “485

being realistic, 485

communicating with users, 481 “483

eliminating fear, 480 “481

finding champions , 483 “484

gaining user trust, 481

overview, 479 “480

usernames, 121, 250 “252

users

Cisco IDS support for user roles, 82

configuring user access in WhatsUp Gold, 318 “319

incident response planning and, 524

permissions, 50

roles, 80 “81

training/education, 28

types of, 25