Qtech QSW-2910-28T-AC [171/212] Enable disable source dlf forward

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13.7 Enable/disable source dlf forward

Use this command to control switch to transmit source address unknown packet. It can only be

effective when port address learning is disabled. Configure it in interface configuration mode:

src_dlf_forward

no src_dlf_forward

For example:

!Disable src_dlf_forward of port 3

QTECH(config-if-ethernet-0/0/3)#no src_dlf_forward

!Enable src_dlf_forward of port 3

QTECH(config-if-ethernet-0/0/3)# src_dlf_forward

13.8 Enable/disable dropping BPDU packet

Use this command to control enable/disable dropping specified typed BPDU packet.

Configure it in global configuration mode:

discard-bpdu

no discard-bpdu

Example:

!Disable dropping bpdu packet

QTECH(config)#no discard-bpdu

!Enable dropping bpdu packet

QTECH(config)#discard-bpdu

13.9 Telnet client

Logging in switch by control terminal, enable Telnet client in switch to log in other switch or

Telnet server of other standard.

 Enable Telnet client in privileged mode:

telnet ip-addr [ port-num ] [ /localecho ]

ip-addr is IP address of Telnet server. port-num is Telnet server port which is defaulted to be 23.

/localecho means enable local echo options. It is defaulted to disable. Generally, Telnet client

will not echo but Telnet server will echo.

 Display Telnet client running information in any configuration mode.

show telnet client

Using user name ―admin‖ in following command to force running Telnet client to stop in