C-Data FD1216S - Dhcp-Snooping Chaddr-Check

Company Address: Flat 6, Bldg 4,South 2 of Honghualing Industrial Zone,Liuxian Road, Xili Town, Shenzhen, Guangdong, China(518055)
Tel: +86-755-26014509/4710/4711 Fax:+86-755-26014506
Website: www.cdatatec.com
70
【Example】
Add monitoring vlan100,200,300
OLT(config)# dhcp-snooping vlan 100,200-300
13.5 dhcp-snooping trust port
【Command】
dhcp-snooping trust port (ge | xge | EPON| lag) port-list
no dhcp-snooping trust port (ge | xge| EPON | lag )port-list
【View】
ConfigView
【Parameter】
port-list:Add the specified port list
【Description】
dhcp-snooping trust port ：Set the trust GE port. Trust port can receive all of the
DHCP message
no dhcp-snooping trust port： Set not trust port, not trust port does not allow to receive DHCP
reply message.
【Example】
There are ge10,ge12,xge1,EPON3-5 in trust port list, there are ge1-ge5,xge2,EPON2,EPON5 in
untrust port list.
OLT(config)# dhcp-snooping trust port ge 10,12
OLT(config)# dhcp-snooping trust port xge 1
OLT(config)# dhcp-snooping trust port EPON 3-5
OLT(config)# no dhcp_snooping trust port ge 1-5
OLT(config)# no dhcp_snooping trust port xge 2
OLT(config)# no dhcp_snooping trust port EPON 2,5
13.6 dhcp-snooping chaddr-check
【Command】
dhcp-snooping chaddr-check enable
dhcp-snooping chaddr-check disable
【View】
Configview
【Parameter】
port-list: Add the specified port list
【Description】
dhcp-snooping chaddr-check enable： After opening, Detection the source MAC address
of DHCP request message from untrust port ,and compared with CHADDR fields, the same
is listening,or it discards the packet.
dhcp-snooping chaddr-check disable： Close the untrusted port MAC address detection
【Example】