Cannot Access the Management Interface 128
LAN Users Cannot Access the Internet 129
Internet Firewall Does Not Save Changes 130
Duplicate IP Address Errors Are Occurring 130
Machines on the WAN Are Not Reachable 130
A
C
ABLE
S
PECIFICATIONS
AND
P
INOUT
D
IAGRAM
Cable Specifications 131
Pinout Diagrams 131
B
T
ECHNICAL
S
PECIFICATIONS
AND
S
TANDARDS
C
O
PTIONAL
D
IRECT
C
ONNECTION
Introduction 135
Direct Connection Instructions 135
D
IP P
ORT
N
UMBERS
Introduction 137
Well Known Port Numbers 137
Registered Port Numbers 137
E
E
XAMPLE
C
ONFIGURATIONS
Introduction 139
Protecting an Existing Network with the Internet
Firewall 25 140
Increasing the number of IP addresses available using NAT 146
Setting up the Internet Firewall 25 with an OfficeConnect 56K
LAN Modem 152
F
I
NTRODUCTION
TO
IP A
DDRESSING
Network Protocols 159
IP and TCP 159
IP Addressing 159
IP Address 160
Subnet Mask 161
Default Gateway 162
To Next Page
Loading...