ZyXEL Communications AAM1212-51, Руководство пользователя

Страница: 294 / 435

AAM1212-51/53 Series User’s Guide
294 Chapter 44 DHCP Commands
Each field is described in the following table.
44.4.6 DHCP Snoop Statistics Command
Syntax:
ras> statistics dhcp snoop <portlist>
where
Use this command to look at the DHCP snooping table on the specified port(s). The following
example displays the settings of port 1.
Figure 151 DHCP Snoop Statistics Command Example
Each field is described in the following table.
port =
The selected DSL port number(s).
discover =
The number of DHCP Discover packets on this port.
offer =
The number of DHCP Offer packets on this port.
request =
The number of DHCP Request packets on this port.
ack =
The number of DHCP Ack packets on this port.
overflow =
The DHCP server can assign up to 32 IP addresses at one time
to each port. This field displays the number of requests from
DHCP clients above this limit.
<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> statistics dhcp snoop 1
port overflow mac ip
---- -------- ----------------- ---------------
port =
The selected DSL port number(s).
overflow =
The DHCP server can assign up to 32 IP addresses at one time
to each port. This field displays the number of requests from
DHCP clients above this limit.
mac =
The MAC address of a client on this port to which the DHCP
server assigned an IP address.
ip =
The IP address assigned to a client on this port.