Cisco Cisco Email Security Appliance X1070 Betriebsanweisung
38-17
User Guide for AsyncOS 10.0 for Cisco Email Security Appliances
Chapter 38 Advanced Network Configuration
Ethernet Interface’s Maximum Transmission Unit
Figure 38-3
Creating a Listener on the New Loopback IP Interface
Ethernet Interface’s Maximum Transmission Unit
The maximum transmission unit (MTU) is the largest unit of data that an ethernet interface will accept.
You can decrease the MTU for an ethernet interface using the
You can decrease the MTU for an ethernet interface using the
etherconfig
command. The default MTU
size is 1500 bytes, which is the largest MTU that the ethernet interface can accept.
To edit an interface’s MTU:
mail3.example.com> etherconfig
Choose the operation you want to perform:
- MEDIA - View and edit ethernet media settings.
- PAIRING - View and configure NIC Pairing.
- VLAN - View and configure VLANs.
- LOOPBACK - View and configure Loopback.
- MTU - View and configure MTU.
- MULTICAST - Accept or reject ARP replies with a multicast address.
[]> mtu
Ethernet interfaces:
1. Data 1 mtu 1400
2. Data 2 default mtu 1500
3. Management default mtu 1500