Vivotek AW-IHT-1270, Руководство пользователя

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The DHCP server connected to an un-trusted port will be filtered.
Default Settings
The DHCP snooping on the Switch is disabled.
The DHCP snooping is enabled in VLAN(s): None.
Maximum Maximum
Port Trusted Host Count Port Trusted Host Count
----
--------- -------------- ------ ---------- -----------------
1 no 32 2 no 32
3 no 32 4 no 32
5 no 32 6 no 32
7 no 32 8 no 32
9 no 32 10 no 32
11 no 32 12 no 32
Notices
 There are a global state and per VLAN states.
When the global state is disabled, the DHCP Snooping on the Switch is disabled even per
VLAN states are enabled.
When the global state is enabled, user must enable per VLAN states to enable the DHCP
Snooping on the specific VLAN.
VLAN 1
: port 1-10.
DHCP Client-1 : connect to port 3.
DHCP Server : connect to port 1.
Procedures:
1.
Default environments:
A.
DHCP Client-1: ipconfig /release
B.
DHCP Client-1: ipconfig /renew
 DHCP Client-1 can get an IP address.
2.
Enable the global DHCP Snooping.
A.
L2SWITCH(config)#dhcp-snooping
B.
DHCP Client-1: ipconfig /release
C.
DHCP Client-1: ipconfig /renew