Zyxel IES-1248 EE [372/544] Dhcp snoop enable command

Zyxel IES-1248 EE [372/544] Dhcp snoop enable command
Chapter 53 DHCP Commands
IES-1248-51/51A/53 User’s Guide
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This command displays PPPoE intermediate agent settings for the specified VLAN or for all
VLAN. The following example shows the PPPoE intermediate agent settings for all VLAN.
53.5 DHCP Snoop Commands
Use these commands to configure or show DHCP snooping settings on the subscriber ports.
The system gets the client MAC-IP address information (in the reply from a DHCP server) and
stores it in the DHCP snooping table. The system only forwards packets from the clients
whose MAC-IP address is in the DHCP snooping table. Packets from unknown IP address(es)
are not forwarded (dropped). This feature prevents clients from assigning their own static IP
addresses.
53.5.1 DHCP Snoop Enable Command
Syntax:
ras> switch dhcpsnoop enable <portlist>
where
This command activates the DHCP snooping feature on the specified port(s). The following
example enables DHCP snooping on port 1.
Figure 181 DHCP Snoop Enable Command Example
53.5.2 DHCP Snoop Disable Command
Syntax:
ras> switch dhcpsnoop disable <portlist>
Figure 180 PPPoE Intermediate Agent Show Command Example
ras> switch poeagent show
vid enable info
---- ------ -----------------------------
0 -
10 -
100 V testing
101 -
102 -
Note: vid 0 is the default agent.
[portlist] =
You can specify a single port <1>, all ports <*> or a list of ports
<1,3,enet1>. You can also include a range of ports
<1,5,6~10,enet1,enet2>.
ras> switch dhcpsnoop enable 1

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