Siemens S323 Blocking Direct Broadcast, Maximum Transmission Unit MTU, 276 A50010-Y3-C150-2-7619

UMN:CLI	User Manual
	SURPASS hiD 6615 S223/S323 R1.5

port02 : 2200/ 1518

port03 : 2200/ 1518

port04 : 2200/ 1518

port05 : 2200/ 1518

port06 : 2200/ 1518

port07 : 2200/ 1518

port08 : 2200/ 1518

port09 : 2200/ 1518

port10 : 2200/ 1518

port11 : 1518/ 1518

port12 : 1518/ 1518 SWITCH(bridge)#

8.13Blocking Direct Broadcast

RFC 2644 recommends that system blocks broadcast packet of same network bandwidth with interfaceof equipment, namely Direct broadcast packet. Hereby, SURPASS hiD 6615 supposed to block Direct broadcast packet by default setting. However, you can enable or disable it in SURPASS hiD 6615. In order to block Direct broadcast packet, use the fol- lowing command.

Command	Mode	Description
no ip forward direct-broadcast	Global	Enables blocking Direct broadcast packet. (Default)
ip forward direct-broadcast		Disables blocking Direct broadcast packet.

The following is an example of blocking Direct broadcast packet and showing it.

SWITCH(config)# ip forward direct-broadcast

SWITCH(config)# show running-config

Building configuration...

(omitted)

!

ip forward direct-broadcast

!

no snmp

!

SWITCH(config)#

8.14Maximum Transmission Unit (MTU)

Maximum value for the length of the data payload can be transmitted. User can control Maximum Transmission Unit (MTU) with below command.

Command	Mode	Description
mtu <68-1500>	Interface	Configures maximum MTU size.
no mtu		Returns to the default MTU size.

276 A50010-Y3-C150-2-7619