Securify

1
Internet
2
Internet
Internal Network
3
Internet
DMZ Segment
InternalHost
InternalHost
4
Internet
???
5
Management
Colocation Facility
OR
Point-To-Point Connection
VPN Connection
Internet
Corporate Facility
Proxy
Internal Network
6
Company A
Company B
VPN orDirect Line
VPN orDirect Line
Corp A
Corp B
7
SNMP
Syslog
SNMP Query
Syslog
www
SSH
SSH
Mail
SNMP Trap
DNS
Allows system management Deny everything else
SNMP Trap
Syslog
SNMP Query
SSH
SNMPMonitor
ManagementStation
Loghost
8
Internet
www / DNS / Mail
ConsoleServer
SSH
Syslog
Loghost
OOB
SNMP Trap
Syslog
SSH
SNMP Trap
Dumb Log
Serial
Int SSH
SNMP Query
SSH
Monitor
SSH GW
OOB
9
Internet
Emergency!
Corp Proxy
Monitor Syslog
Monitor Syslog
Internal Corp Network
Monitor Pull
Backup
Monitor Syslog
Monitor Syslog
MonitorMaster
IDSMaster
SSH GW