
Chapter 7 Interfaces
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This approach provides a few advantages.
• Increased performance - In VLAN 2, the extra switch should route traffic inside the sales
department faster than the router does. In addition, broadcasts are limited to smaller, more
logical groups of users.
• Higher security - If each computer has a separate physical connection to the switch, then
broadcast traffic in each VLAN is never sent to computers in another VLAN.
• Better manageability - You can align network policies more appropriately for users. For example,
you can set different bandwidth limits for each VLAN. These rules are also independent of the
physical network, so you can change the physical network without changing policies.
In this example, the new switch handles the following types of traffic:
• Inside VLAN 2.
• Between the router and VLAN 1.
• Between the router and VLAN 2.
• Between the router and VLAN 3.
VLAN Interfaces Overview
In the ZyWALL, each VLAN is called a VLAN interface. As a router, the ZyWALL routes traffic
between VLAN interfaces, but it does not route traffic within a VLAN interface. All traffic for each
VLAN interface can go through only one Ethernet interface, though each Ethernet interface can
have one or more VLAN interfaces.
Note: Each VLAN interface is created on top of only one Ethernet interface.
Otherwise, VLAN interfaces are similar to other interfaces in many ways. They have an IP address,
subnet mask, and gateway used to make routing decisions. They restrict bandwidth and packet
size. They can provide DHCP services, and they can verify the gateway is available.
7.7.1 VLAN Summary Screen
This screen lists every VLAN interface and virtual interface created on top of VLAN interfaces. If you
enabled IPv6 in the Configuration > System > IPv6 screen, you can also configure VLAN
interfaces used for your IPv6 networks on this screen. To access this screen, click Configuration >
Network > Interface > VLAN.
Содержание ZyWALL 110 Series
Страница 16: ...ZyWALL 110 310 1100 Series User s Guide 16...
Страница 32: ...Chapter 1 Introduction ZyWALL 110 310 1100 Series User s Guide 32...
Страница 42: ...Chapter 3 Hardware Introduction ZyWALL 110 310 1100 Series User s Guide 42...
Страница 68: ...Chapter 4 Quick Setup Wizards ZyWALL 110 310 1100 Series User s Guide 68...
Страница 83: ...Chapter 6 Monitor ZyWALL 110 310 1100 Series User s Guide 83 Figure 60 Monitor System Status Interface Status...
Страница 128: ...Chapter 7 Interfaces ZyWALL 110 310 1100 Series User s Guide 128 Figure 83 Configuration Network Interface PPP Add...
Страница 135: ...Chapter 7 Interfaces ZyWALL 110 310 1100 Series User s Guide 135 Figure 85 Configuration Network Interface Cellular Add...
Страница 176: ...Chapter 7 Interfaces ZyWALL 110 310 1100 Series User s Guide 176...
Страница 186: ...Chapter 8 Trunk ZyWALL 110 310 1100 Series User s Guide 186...
Страница 210: ...Chapter 10 Routing Protocols ZyWALL 110 310 1100 Series User s Guide 210...
Страница 220: ...Chapter 12 DDNS ZyWALL 110 310 1100 Series User s Guide 220...
Страница 228: ...Chapter 13 NAT ZyWALL 110 310 1100 Series User s Guide 228...
Страница 240: ...Chapter 15 ALG ZyWALL 110 310 1100 Series User s Guide 240...
Страница 246: ...Chapter 16 IP MAC Binding ZyWALL 110 310 1100 Series User s Guide 246...
Страница 263: ...Chapter 18 Authentication Policy ZyWALL 110 310 1100 Series User s Guide 263...
Страница 264: ...Chapter 18 Authentication Policy ZyWALL 110 310 1100 Series User s Guide 264...
Страница 270: ...Chapter 19 Firewall ZyWALL 110 310 1100 Series User s Guide 270 Figure 163 Configuration Firewall...
Страница 296: ...Chapter 20 IPSec VPN ZyWALL 110 310 1100 Series User s Guide 296 Figure 182 Configuration VPN IPSec VPN VPN Gateway Edit...
Страница 316: ...Chapter 20 IPSec VPN ZyWALL 110 310 1100 Series User s Guide 316...
Страница 340: ...Chapter 22 SSL User Screens ZyWALL 110 310 1100 Series User s Guide 340...
Страница 442: ...Chapter 36 DHCPv6 ZyWALL 110 310 1100 Series User s Guide 442...
Страница 540: ...Appendix A Legal Information ZyWALL 110 310 1100 Series User s Guide 540...
Страница 558: ...Index ZyWALL 110 310 1100 Series User s Guide 558...
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