Firewall Fundamentals

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SecureNAT client

security contexts

security layers

     firewall static configuration layer

     physical integrity layer

security level of Trend Micro firewall, configuring

security policies 2nd 3rd

     creating

     DMZ policies

     egress filtering rulesets, defining

     examples of

     filtering policies

     firewall security layers

     format

     incorporating forensic analysis findings

     ingress filtering rulesets, defining

     layers

     management-access policies

         rulesets, defining

     monitoring/logging policies

     remote-access/VPN policies

     routing policies

     rulesets, defining

Security tab (Linksys BEFSR41v4 router)

segmenting internal networks

segments (TCP)

     header fields

selecting

     between ASA and PIX

     software version

service provider solutions, ASA and PIX models designed for

service requirements for Microsoft ISA Server 2004

session layer

Setup tab (Linksys BEFSR41v4 router)

severity levels (syslog messages) 2nd

Shorewall firewall 2nd

single-firewall architectures

     Internet firewall with multiple DMZs

     Internet firewall with single DMZ

     Internet-screening firewall

     layers

SLE (single loss expectancy), predicting

sliding windows

SMTP (Simple Mail Transport Protocol), anti-spam software

SNAT (source NAT), masquerading

SNAT target

SNMP (Simple Network Management Protocol), remote firewall management

SNMP notification

social engineering

software

     defects, tracking

     PIX version 7.x

     updating

     vulnerabilities

software firewalls

SOHO solutions, PIX models designed for

spam, anti-spam software

SPI (stateful packet inspection), support on Linksys routers

spoofed IP addresses, identifying in firewall logs

SSH (Secure Shell) remote access

     accessing management interface

     configuring on PIX/ASA firewall

SSL VPNs

standards

     for DMZ policies, defining

stateful firewalls 2nd

stateful inspection 2nd

stateful packet inspection versus packet inspection

static NAT

static routing

subnets

suspicious events, identifying in firewall logs

SYN (synchronize) segment

SYN floods 2nd

syslog 2nd

     client configuration

     configuring

     events 2nd

     logging facilities

     messages

     remote firewall management

     security deficiencies

     server configuration

     TCP-based

system policy rules, configuring on ISA server

system requirements for Trend Micro's PC-cillin firewall feature