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3com 5500-ei pwr Instruccion De Instalación

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2-5 
Task 
Remarks 
Optional 
The switch serves as a gateway. 
Optional 
The switch serves as a gateway or an 
access device. 
Optional 
The switch serves as an access device. 
Optional 
The switch serves as a gateway or an 
access device. 
Optional 
The switch serves as a gateway or an 
access device. 
 
Configuring the Maximum Number of Dynamic ARP Entries that a VLAN Interface 
Can Learn 
Follow these steps to configure the maximum number of dynamic ARP entries that a VLAN interface 
can learn: 
To do… 
Use the command… 
Remarks 
Enter system view 
system-view 
— 
Enter VLAN interface view 
interface vlan-interface 
vlan-id 
— 
Configure the maximum 
number of dynamic ARP 
entries that the VLAN interface 
can learn 
arp max-learning-num 
number 
Optional 
The value is 4031 by default. 
 
Configuring ARP Source MAC Address Consistency Check 
To do… 
Use the command… 
Remarks 
Enter system view 
system-view 
— 
Enable ARP source MAC 
address consistency check 
arp anti-attack valid-check 
enable 
Required 
Disabled by default.  
 
ARP Packet Filtering Based on Gateway’s Address 
Follow these steps to configure ARP packet filtering based on gateway’s IP address: 
To do… 
Use the command… 
Remarks 
Enter system view 
system-view 
—