Cisco 350XG series Administration Manual page 336

IP Configuration
IPv4 Management and Interfaces
STEP 1
STEP 2
Cisco 350XG & 550XG Series 10G Stackable Managed Switches
Packet Type
DHCPRELEASE
DHCPINFORM
DHCPLEASEQUE
RY
DHCP Snooping Along With DHCP Relay
If both DHCP Snooping and DHCP Relay are globally enabled, then if DHCP
Snooping is enabled on the client's VLAN, DHCP Snooping rules contained in the
DHCP Snooping Binding database are applied, and the DHCP Snooping Binding
database is updated in the client's and DHCP server's VLAN, for packets that are
relayed.
DHCP Default Configuration
The following describes DHCP Snooping and DHCP Relay default options.
Option
DHCP Snooping
Option 82 Insertion
Option 82 Passthrough
Verify MAC Address
Backup DHCP Snooping
Binding Database
DHCP Relay
Configuring DHCP Work Flow
To configure DHCP Relay and DHCP Snooping:
Enable DHCP Snooping and/or DHCP Relay in the
Define the interfaces on which DHCP Snooping is enabled in the
Settings page.
Arriving from
Untrusted Ingress
Interface
Same as
DHCPDECLINE.
Forward to trusted
interfaces only.
Filtered.
Default State
Enabled
Not enabled
Not enabled
Enabled
Not enabled
Disabled
Arriving from Trusted Ingress
Interface
Same as DHCPDECLINE.
Forward to trusted interfaces
only.
Forward.
Properties page.
Interface
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