Руководство Пользователя для Cisco Cisco Email Security Appliance C680
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Cisco IronPort AsyncOS 7.3 for Email Advanced Configuration Guide
OL-23081-01
Chapter 7 Advanced Network Configuration
Figure 7-1
Using VLANs to increase the number of networks available on
the appliance
the appliance
IronPort appliance configured for VLAN1, VLAN2, VLAN3
NOC
DMZ
VLAN
“Router”
VLAN1
VLAN3
VLAN2
VLANs can be used to segment networks for security purposes, to ease
administration, or increase bandwidth. VLANs appear as dynamic “Data Ports”
labeled in the format of: “VLAN DDDD” where the “DDDD” is the ID and is an
integer up to 4 digits long (VLAN 2, or VLAN 4094 for example). AsyncOS
supports up to 30 VLANs. Duplicate VLAN IDs are not allowed on an Cisco
IronPort appliance.
administration, or increase bandwidth. VLANs appear as dynamic “Data Ports”
labeled in the format of: “VLAN DDDD” where the “DDDD” is the ID and is an
integer up to 4 digits long (VLAN 2, or VLAN 4094 for example). AsyncOS
supports up to 30 VLANs. Duplicate VLAN IDs are not allowed on an Cisco
IronPort appliance.