HP 1920-24G-PoE+ Manuale Utente Scaricare il pdf (Pagina 323)

100

101

310

Figure 286 DHCP snooping interface configuration page

4. Configure DHCP snooping on the interface as described in Table 100.

5. Click Apply.

Table 100 Configuration items

Item Descri

tion

Interface Name This field displays the name of a specific interface.

Interface State Configure the interface as trusted or untrusted.

Option 82 Support Configure DHCP snooping to support Option 82 or not.

Option 82 Strategy

Select the handling strategy for DHCP requests containing Option 82. The strategies

include:

• Drop—The message is discarded if it contains Option 82.

• Keep—The message is forwarded without its Option 82 being changed.

• Replace—The message is forwarded after its original Option 82 is replaced with

the Option 82 padded in normal format.

Displaying clients' IP-to-MAC bindings

1. From the navigation tree, select Network > DHCP.

2. Click the DHCP Snooping tab to enter the page shown in Figure 285.

3. Cli

ck User Information to enter the page as shown in Figure 287.

Figure 287 DHCP snoopi

ng user information

Table 101 describes the fields of DHCP snooping entries.

Table 101 Field description

Item Descri

tion

IP Address Displays the IP address assigned by the DHCP server to the client.

MAC Address Displays the MAC address of the client.

1 2 ... 318 319 320 321 322 323 324 325 326 327 328 ... 546 547

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