Hardening Network Infrastructure. Bulletproof Your Systems Before You Are Hacked.

L

L2TP (Layer 2 Tunneling Protocol)

disabling when unnecessary, 122

IPsec and, 135 “136

VPNs and, 108 “110

lab environment, 513 “514

lab module, 381, 382 “383

LAN Administrator, 507

LAN Management Team, 508

law enforcement

incident response and, 523

security policies and, 26

Layer 2 Tunneling Protocol. See L2TP (Layer 2 Tunneling Protocol)

LEAP (Lightweight EAP), 266 “267

legal department

logon banners and, 48

role in enforcing security policies, 26

role in incident response, 521

LexisNexis, 504

Lightweight EAP (LEAP), 266 “267

line of business (LOB), 431

Linksys WAP54G

changing default administrator name and password, 250

MAC address filtering, 261

SNMP configuration, 255 “256

SSID configuration, 253 “254

WAP logging, 255

WEP configuration, 264 “265

wireless modes supported, 258

WPA with RADIUS configuration, 271

WPA-PSK configuration, 268

LOB (line of business), 431

login authentication

with RADIUS, 282 “287

with TACACS+, 287 “292

logon banners, 48 “50, 164

logs

Cisco IDS, 96 “98

fault management, 320 “329

log file verification, 442

PureSecure, 95 “96

WAPs, 255

loopback addresses, 173 “174

low risk rating, 24

" lunch and learns", 483