HP-UX IPFilter Version 17 Administrator's Guide

Index
A
active rules list, 42
adding keep limit rules, 58
address pooling, 73
B
bidirectional filtering
in keyword, 28
out keyword, 28
bidirectional filtering with IPSec, 118
bimap keyword, 71
block keyword, 28
blocked traffic
IPSec
correcting, 118
C
checklist
installation and configuration, 21
commands
unsupported, 128
configuration
checklist, 21
DCA rules file, 52
IPv6 rules file, 45
NAT rules file, 63
rules file, 27
rules processing, 27, 63
verifying, 23
configuration examples, 131
configuring
file conventions, 27, 42, 45, 49, 63
configuring kernel tunables, 145
configuring variables, 146
D
DCA
file configuration, 52
keywords, 53
logging command, 91
overview, 52
processing commands, 97
remote failover, 126
rule modifications, 57
setting mode, 60, 96
syntax, 53
DCA keywords
keep limit, 53
log limit, 54
log limit freq, 55
DCA_START configuration option, 60
debugging
ipfstat utility, 81
Denial of Service attack defense, 28
disabling, 99
Dynamic Connection Allocation (see DCA)
dynamic linking, 149
E
enabling, 99
examples
configuration
basic, 131, 132
TCP, 138
extension headers
IPv6, 47
extracting keep limit rules, 59
F
filtering
bidirectional, 28
by interface, 32
by IP address, 28
by subnet, 28
by TCP header flags, 33
ICMP packets, 35, 101
IP address and interface, 28
IPv6, 46
localhost, 77
on IP options, 34
package IP address, 122
port number, 29
rate-based, 30
filtering on flags
confusing with keeping state, 36
firewall
basic configuration, 26
flags keyword, 33
fr_statemax, 144
fr_tcpidletimeout, 144
fragmentation
IPv6, 48
from keyword, 28
FTP
active FTP
client, 110
server, 110
how it works, 109
passive FTP
client, 111
server, 110
WU-FTPD, 109
G
group keyword, 40
H
high availability, 121
I
ICMP
155