verifying connectivity, 64
video applications, 106
viewing
firewall policy rules, 84
ISA Server computer details, 97
predefined alerts, 954-955
sessions, 970-974
triggered alerts, 961-962
virtual intruders, 1021
virtual private networking. See VPN
Virtual Private Networks node, 94-95, 134
Virtual Server, 256
viruses
defined, 1012
described, 1041-1042
VPN connection risk, 717
VMware Workstation, 256, 259-260
Voice over IP (VoIP)
calls and H.323 gateway, 137
systems, and NAT, 822
voice/video applications, 106
VPN (virtual private networking)
See also 156-157
clients. See VPN clients
ISA Server 2004 improvements, 113
networking. See VPN networking
protocol support, 140
site-to-site VPNs, 718-719
supported functionality, 173-174
VPN clients
advanced name server assignment for, 720-721
configuring as Web Proxy clients, 436
controlling resource access with Access Rules, 788
creating Remote Access Policy for, 777-780
creating static address pool for, 809
dial-up connections, automatic dialing, 331
firewall policy applied to, 713-715
and firewalls, 37
gateways. See VPN gateways
integration into firewall applications, 42
ISA firewall access rules for, 278
ISA firewall certificates, 738-743
ISA Server 2004 support for, 175
networking overview of ISA firewall, 712-722, 818
policy management, 160
protocol support, 172
SecureNAT client support, 717
servers. See VPN servers
and user mapping, 716
using pre-shared key for remote access, 745-747
VPN Clients Network, ISA firewall, 290-291
VPN gateways
creating static address pool for, 809
described, 47-48
firewalls and, 47-48
IPSec Tunnel Mode site-to-site with downlevel, 774-791
new features, 11
VPN Quarantine feature, 59, 128-129, 157, 176, 233, 291, 715-716, 814-817, 821
VPN servers
creating PPTP, 722-737
and ISA Server 2004 firewall, 139
new features, 11
publishing PPTP, 719
testing PPTP, 736-737
VPN (virtual private networking)
VPNs (virtual private networks)
creating L2TP/IPSec site-to-site, 764-774
creating PPTP site-to-site, 747-763
creating site-to-site, between ISA Server 2000 and firewall, 802-814
using EAP user certificate authentication for, 791-797
vulnerabilities network, analyzing, 30-32, 1012
vulnerability scanners, 31