Chapter 26 IP Source Guard

 

 

 

 

Table 83 ARP Inspection Log Status (continued)

 

LABEL

DESCRIPTION

 

Reason

This field displays the reason the log message was generated.

 

 

dhcp deny: An ARP packet was discarded because it violated a dynamic binding

 

 

with the same MAC address and VLAN ID.

 

 

static deny: An ARP packet was discarded because it violated a static binding with

 

 

the same MAC address and VLAN ID.

 

 

deny: An ARP packet was discarded because there were no bindings with the same

 

 

MAC address and VLAN ID.

 

 

dhcp permit: An ARP packet was forwarded because it matched a dynamic

 

 

binding.

 

 

static permit: An ARP packet was forwarded because it matched a static binding.

 

 

In the ARP Inspection VLAN Configure screen, you can configure the Switch to

 

 

generate log messages when ARP packets are discarded or forwarded based on the

 

 

VLAN ID of the ARP packet. See Section 26.7.2 on page 232.

 

 

 

 

Time

This field displays when the log message was generated.

 

 

 

26.7 ARP Inspection Configure

Use this screen to enable ARP inspection on the Switch. You can also configure the length of time the Switch stores records of discarded ARP packets and global settings for the ARP inspection log. To open this screen, click Advanced Application > IP Source Guard > ARP Inspection > Configure.

Figure 121 ARP Inspection Configure

 

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MES3500-24/24F User’s Guide