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ISG50 User’s Guide858
and SNMP 703
and SSH 696
and Telnet 699
and VPN connections 370
and WWW 683
HOST 613
RANGE 613
SUBNET 613
types of 613
where used 103
address record 674
admin user
troubleshooting 771
admin users 599
multiple logins 607
see also users 599
ADP 411
base profiles 412, 414
configuration overview 103
false negatives 415
false positives 415
inline profile 415
monitor profile 415
port scanning 421
prerequisites 102, 103
protocol anomaly 411
traffic anomaly 411, 415
ADPCM 475
Advanced Encryption Standard, see AES
AES 387
AF 299
after hours 466, 763
aged file 720
AH 374, 392
and transport mode 392
a-law 470
alerts 707, 711, 712, 713, 716, 717, 718
ALG 335, 339
and firewall 335, 336
and NAT 335, 336
and policy routes 336, 339
and trunks 339
configuration overview 101
FTP 335
H.323 335, 339
peer-to-peer calls 336
RTP 340
see also VoIP pass through 335
SIP 335, 336
tutorial 125
AMR-WB 470
analog
audio 475
extension settings 449
FXO line settings 450
telephones 88
Analog Telephone Adapter
see ATA
Analysis-by-Synthesis
see AbS
Anomaly Detection and Prevention, see ADP
Apache server 425, 426
Apache-whitespace attack 425
APN 255
Application Layer Gateway, see ALG
application order 94
applications, critical 430
ASAS (Authenex Strong Authentication
System) 632
ASCII-encoding 425
ASCII-encoding attacks 425
assured forwarding 447
asymmetrical routes 360
allowing through the firewall 361
vs virtual interfaces 360
ATA 37
attacks
Apache-whitespace 425
ASCII-encoding 425
bare byte encoding 425
base36-encoding 425
Denial of Service (DoS) 373
directory traversal 425
double-encoding 425
IIS-backslash-evasion 425
IIS-unicode-codepoint-encoding 425
multi-slash-encoding 425
network-based 42
non-RFC-defined-char 425
non-RFC-HTTP-delimiter 425
obsolete-options 426
oversize-chunk-encoding 425
oversize-len 426
oversize-offset 426
oversize-request-uri-directory 426