Managing ECSC Linux Firewalls
John Leach
john@ecsc.co.uk
Matthew Hall
matt@ecsc.co.uk
Copyright
© 2002, 2003 by ECSC Ltd., John Leach, Matthew Hall
Initial release. v0.1
Table of Contents
Introduction
Layout and Style
Upgrading Software
APT
Upgrading Gnu C Libraries (glibc, glibc-common)
Recovering from a Borked C Library Upgrade
Configuring VPNs
IPSEC
Restarting IPSEC
Services over VPN
Novell Netware
Configuring PPP Dial-in
Identifying the Modem port
External
Internal
Naming Convention
Inittab
PPP Configuration
Options
Chap Secrets
ttyS0 Options
Mgetty Configuration
Firewall Rules
Firewall Interfaces
Firewall rules
Dialing in
WvDial Configuration
Dialing
Troubleshooting
Cannot open /dev/ttyS0
LCP timeout
Configuring Mail
Virtual Mail
Installation
Configuring
Running and Testing
Adding IMAP Mail Support
Extra features
Auto append @domain.com to incoming mails (envnoathost)
Configuring the Apache Web Server
Secure Virtual Site Configuration
Creating the Web Root
Creating the Web Logs Directory
httpd.conf
Configuring IIS Protection and SSL acceleration
Backend Services
Microsoft Outlook Web Access
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Introduction