Commands For Ulpp

11.4 Commands for ULPP

11.4.1 clear ulpp flush counter interface

Command: clear ulpp flush counter interface <name>
Function: Clear the statistic information of the flush packets.
Parameters:

  • <name>: port name.

Command mode: Admin Mode
Default: None.
Usage guide: Clear the statistic information of the flush packets.
Example: Clear the statistic information of the flush packets for the port1/0/1.

active500EM#clear ulpp flush counter interface ethernet 1/0/1
ULPP flush counter has been reset.

 

11.4.2 control vlan

Command: control vlan <integer>
no control vlan
Function: Configure the control VLAN of ULPP group. The no command restores to default.
Parameters:

  • <integer>: control VLAN ID that sends the flush packets. The valid range is from 1 to 4094.

Command mode: ULPP Group Configuration Mode
Default: VLAN 1.
Usage guide: The control VLAN selected must correspond to an existing VLAN. After it is configured, this VLAN can?t be deleted. It also must belong to the VLAN protected by the ULPP group to avoid flush packet loopback.
Example: Configure the sending control VLAN of ULPP group to 10.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#control vlan 10

 

11.4.3 debug ulpp error

Command: debug ulpp error
no debug ulpp error
Function: Display the ULPP error information. The no command disables the display.
Parameters: None.
Command mode: Admin Mode
Default: Disabled.
Usage guide: Display the ULPP error information.
Example: Display the error information of ULPP.

active500EM#debug ulpp error
Unrecognized Flush packet received.

 

11.4.4 Debug ULPP Event

Command: debug ulpp event
no debug ulpp event
Function: Display the ULPP event information. The no comand disables the display.
Parameters: None.
Command mode: Admin Mode
Default: Disabled.
Usage guide: Display the ULPP event information. The no form of the comment disables the display.
Example: Show the event information of ULPP.

active500EM#debug ulpp event
ULPP group 1 state changes:
Master port ethernet 1/0/1 in ULPP group 1 changed state to Forwarding.
Slave port ethernet 1/0/2 in ULPP group 1 changed state to Standby.

 

11.4.5 debug ulpp flush content interface

Command: debug ulpp flush content interface <name>
no debug ulpp flush content interface <name>
Function: Display the contents of the received flush packets. The no command disables the display.
Parameters:

  • <name>: port name.

Command mode: Admin Mode
Default: Disabled.
Usage guide: Display the contents of the received flush packets.
Example: Show the contents of the received flush packets for the port1/0/1:

active500EM#debug ulpp flush content interface e1/0/1
Flush packet content:
Destination MAC: 01-03-0f-cc-cc-cc
Source MAC: 00-a0-cc-d7-5c-ea
Type: 8100
Vlan ID: 1
Length: 518
Control Type: 2
Control Vlan: 10
MAC number:0
Vlan Bitmap:

 

11.4.6 debug ulpp flush {send | receive} interface

Command: debug ulpp flush {send | receive} interface <name>
no debug ulpp flush {send | receive} interface <name>
Function: Display the information of the receiving or sending flush packets. This command only displays the received packets, but does not show the detailed contents of the packets. The no command disables the display.
Parameters:

  • <name>: port name.

Command mode: Admin Mode
Default: Disabled.
Usage guide: Display the information of the receiving or sending flush packets.
Example: Show the information that sent the flush packets for the port1/0/1.

active500EM#debug ulpp flush send interface ethernet 1/0/1
Flush packet send on port Ethernet 1/0/1.

 

11.4.7 description

Command: description <string>
no description
Function: Configure the description character string of a ULPP group. The no command deletes the description.
Parameters:

  • <string>: name of ULPP group. The maximum number of characters is 128.

Command mode: ULPP Group Configuration Mode
Default: Not configured.
Usage guide: Configure the description character string of a ULPP group.
Example: Configure the description of ULPP group 20 as att.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#description att

 

11.4.8 flush disable arp

Command: flush disable arp
Function: Disable sending the flush packets of the deleted ARP.
Parameters: None.
Command mode: ULPP Group Configuration Mode
Default: Enabled.
Usage guide: If this command is used, it will not send the flush packets to notify the upstream device to delete the ARP entries when the link is switched.
Example: Disable sending the flush packets of the deleted ARP.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#flush disable arp

 

11.4.9 flush disable mac

Command: flush disable mac
Function: Disable sending the flush packets to update MAC addresses.
Parameters: None.
Command mode: ULPP Group Configuration Mode
Default: Enabled.
Usage guide: If this command is used, it will not send the flush packets to notify the upstream device to update the MAC address table when the link is switched.
Example: Disable sending the flush packets to update MAC addresses.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#flush disable mac

 

11.4.10 flush disable mac-vlan

Command: flush disable mac-vlan
Function: Disable sending the flush packets of the deleted dynamic unicast MAC according to VLAN configurations.
Parameters: None.
Command mode: ULPP Group Configuration Mode
Default: Disabled.
Usage guide: If this command is used, it will not send the flush packets to notify the upstream device to delete the dynamic unicast MAC according to the VLAN when the link is switched.
Example: Disable sending the flush packets deleted by mac-vlan.

active500EM(config)#ulpp group 1
active500EM(ulpp-group-1)#flush disable mac-vlan

 

11.4.11 flush enable arp

Command: flush enable arp
Function: Enable sending the flush packets to delete ARP.
Parameters: None.
Command mode: ULPP Group Configuration Mode
Default: Enable sending the flush packets of deleting ARP
Usage guide: If this command is used, the switch will actively send the flush packets to notify the upstream device to delete the ARP list entries when the link is switched.
Example: Enable sending the flush packets to delete ARP.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#flush enable arp

 

11.4.12 flush enable mac

Command: flush enable mac
Function: Enable sending the flush packets to update MAC addresses.
Parameters: None.
Command mode: ULPP Group Configuration Mode
Default: Enable sending the flush packets of updating MAC addresses.
Usage guide: If this command is used, it will actively send the flush packets to notify the upstream device to update the MAC address table when the link is switched.
Example: Enable sending the flush packets to update MAC addresses.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#flush enable mac

 

11.4.13 flush enable mac-vlan

Command: flush enable mac-vlan
Function: Enable sending the flush packets of the deleted dynamic unicast MAC according to VLAN configurations.
Parameters: None.
Command mode: ULPP Group Configuration Mode
Default: Disabled.
Usage guide: If this command is used, the switch will actively send the flush packets to notify the upstream device to delete the dynamic unicast MAC according to VLAN configurations when the link is switched.
Example: Enable sending the flush packets of the deleted dynamic unicast MAC according to VLAN configurations.

active500EM(config)#ulpp group 1
active500EM(ulpp-group-1)#flush enable mac-vlan

 

11.4.14 preemption delay

Command: preemption delay <integer>
no preemption delay
Function: Configure the preemption delay. The no command restores to default.
Parameters:

  • <integer>: preemption delay. The valid range is from 1 to 600 seconds.

Command mode: ULPP Group Configuration Mode
Default: 30.
Usage guide: The preemption delay is the delay time before the master port is preempted as the forwarding state, and it avoids link oscillation in a short time. After the preemption mode is enabled, the preemption delay takes effect.
Example: Configure the preemption delay as 50s for ULPP group 20.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#preemption delay 50

 

11.4.15 preemption mode

Command: preemption mode
no preemption mode
Function: Enable preemption mode for the ULPP group. The no command disables preemption mode.
Parameters: None.
Command mode: ULPP Group Configuration Mode
Default: Disabled.
Usage guide: If the preemption mode is configured by the ULPP group, the slave port is in forwarding state, and the master port is in standby state. The master port will adopt the forwarding state and slave port will transition into the standby state after the preemption delay.
Example: Configure the preemption mode of ULPP group 20.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#preemption mode

 

11.4.16 protect vlan-reference-instance

Command: protect vlan-reference-instance <instance-list>
no protect vlan-reference-instance <instance-list>
Function: Configure the protective VLANs of the ULPP group. The no command cancels the protective VLANs.
Parameters:

  • <instance-list>: MSTP instance list, such as: i; j-k. The number of the instances is not limited in the list.

Command mode: ULPP Group Configuration Mode
Default: Do not protect any VLANs.
Usage guide: This command will identify the instances of MSTP to protect the VLANs. The VLAN corresponding to this instance is at the forwarding state on one port of this group and at the blocked state on another port of this group. Each ULPP group can quote all instances of MSTP, and can quote the nonexistent MSTP instances that show which VLANs are not protected. The different ULPP groups can?t quote the same instance.
Example: Configure the protective VLAN quoted from instance 1 for ULPP group 20.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#protect vlan-reference-instance 1

 

11.4.17 show ulpp flush counter interface

Command: show ulpp flush counter interface { [ethernet] <IFNAME>}
Function: Display the statistic information of the flush packets.
Parameters:

  • <IFNAME>: name of the ports.

Command mode: Admin Mode
Default: None.
Usage guide: Show the statistic information of the flush packets, such as the number of the flush packets which were received and the time information of the flush packets received.
Example: Show the statistic information of the flush packets for ULPP group 1.

active500EM#show ulpp flush counter interface e1/0/1
Received flush packets: 10

 

11.4.18 show ulpp flush-receive-port

Command: show ulpp flush-receive-port
Function: Display the ports which receive flush packets, the flush type, and control VLAN information.
Parameters: None.
Command mode: Admin Mode
Default: None.
Usage guide: Display the ports which receive flush packets, the flush type, and control VLAN information.
Example: Display the information that the port receives via flush packets.

active500EM#show ulpp flush-receive-port
ULPP flush-receive portlist:
Portname           Type  Control VLAN
-------------------------------------
Ethernet1/0/1      ARP   1
Ethernet1/0/3      MAC   1;3;5-10

 

11.4.19 show ulpp group

Command: show ulpp group [group-id] Function: Display the configuration information of the ULPP groups.
Parameters:

  • [group-id]: a ULPP group.

Command mode: Admin Mode
Default: Show the information of all ULPP groups which have been configured.
Usage guide: Show the configuration information of ULPP groups, including the state of the master port and the slave port, the preemption mode, and the preemption delay.
Example: Show the configuration information of ULPP group 1.

active500EM#show ulpp group 1
ULPP group 1 information:
Description: abc
Preemption mode: on
Preemption delay: 30s
Control VLAN:1
Protected VLAN: Reference Instance 1
Member             Role        State
-------------------------------------------
Ethernet1/0/1      MASTER      FORWARDING
Ethernet1/0/2      SLAVE       STANDBY

 

11.4.20 ulpp control vlan

Command: ulpp control vlan <vlan-list>
no ulpp control vlan <vlan-list>
Function: Configure the receiving control VLANs of the port. The no command restores to default.
Parameters:

  • <vlan-list>: control VLAN list that receives the flush packets, such as: i; j-k. The number of VLANs in each character string cannot exceed 100. The receiving control VLAN of the port can be added.

Command mode: Port Mode
Default: VLAN 1.
Usage guide: Configure the receiving control VLAN for the port. This VLAN must correspond to an existing VLAN. After it is configured, this VLAN can?t be deleted.
Example: Configure the receiving control VLAN as 10.

active500EM(config)#interface ethernet 1/0/1
active500EM(config-If-Ethernet1/0/1)#ulpp control vlan 10

 

11.4.21 ulpp flush disable arp

Command: ulpp flush disable arp
Function: Disable receipt of the flush packets from the deleted ARP.
Parameters: None.
Command mode: Port Mode
Default: Disabled.
Usage guide: If this command is used, it will not receive the flush packets of the deleted ARP.
Example: Disable receiving the flush packets of deleted ARP.

active500EM(config)#interface ethernet 1/0/1
active500EM(config-If-Ethernet1/0/1)#ulpp flush disable arp

 

11.4.22 ULPP Flush Disable MAC

Command: ulpp flush disable mac
Function: Disable receipt of the flush packets of updated MAC addresses.
Parameters: None.
Command mode: Port Mode
Default: Disabled.
Usage guide: If this command used, it will not receive the flush packets of updated MAC addresses.
Example: Disable receiving the flush packets of updated MAC addresses.

active500EM(config)#interface ethernet 1/0/1
active500EM(config-If-Ethernet1/0/1)#ulpp flush disable mac

 

11.4.23 ulpp flush disable mac-vlan

Command: ulpp flush disable mac-vlan
Function: Disable receipt of the flush packets of the MAC-VLAN type.
Parameters: None.
Command mode: Port Mode
Default: Disabled.
Usage guide: If this command is used, the hardware will forward flush packets of the MAC-VLAN type received in the port. The packets will not be analyzed.
Example: Disable receipt of the flush packets deleted by the MAC-VLAN of the port.

active500EM(config)#interface e1/0/2
active500EM(config-if-ethernet1/0/2)#ulpp flush disable mac-vlan

 

11.4.24 ulpp flush enable arp

Command: ulpp flush enable arp
Function: Enable receipt of the flush packets of deleted ARP.
Parameters: None.
Command mode: Port Mode
Default: Disabled.
Usage guide: Enable this function to receive the flush packets of deleted ARP.
Example: Enable receipt of the flush packets of deleted ARP.

active500EM(config)# interface ethernet 1/0/1
active500EM(config-If-Ethernet1/0/1)# ulpp flush enable arp

 

11.4.25 ulpp flush enable mac

Command: ulpp flush enable mac
Function: Enable receiving the flush packets of updated MAC addresses.
Parameters: None.
Command mode: Port Mode
Default: Disabled.
Usage guide: Enable receipt of the flush packets of an updated MAC address table.
Example: Enable receiving the flush packets of updated MAC addresses.

active500EM(config)#interface ethernet 1/0/1
active500EM(config-If-Ethernet1/0/1)#ulpp flush enable mac

 

11.4.26 ulpp flush enable mac-vlan

Command: ulpp flush enable mac-vlan
Function: Enable receipt of the flush packets of the MAC-VLAN.
Parameters: None.
Command mode: Port Mode
Default: Disabled.
Usage guide: If enabling this function, configure the interface to receive the flush packets of the MAC-VLAN and delete the dynamic unicast MAC according to the VLAN information in the packets.
Example: Enable receipt of the flush packets deleted by MAC-VLAN.

active500EM(config)#interface e1/0/2
active500EM(config-if-ethernet1/0/2)#ulpp flush enable mac-vlan

 

11.4.27 ulpp group

Command: ulpp group <integer>
no ulpp group <integer>
Function: Create a ULPP group. If this group exists, then enter the configuration mode of a ULPP group. The no command deletes a ULPP group.
Parameters:

  • <integer>: ID of a ULPP group. The valid range is from 1 to 48.

Command mode: Global Mode
Default: No ULPP groups are configured.
Usage guide: Create a ULPP group. If this group exists, then enter the configuration mode of a ULPP group. The no form of the command deletes a ULPP group.
Example: Configure ULPP group 20 or enter the mode of ULPP group 20.

active500EM(config)#ulpp group 20
active500EM(ulpp-group-20)#

 

11.4.28 ulpp group master

Command: ulpp group <integer> master
no ulpp group <integer> master
Functions: Configure the master port of a ULPP group. The no command deletes the master port.
Parameters:

  • <integer>: ID of a ULPP group. The valid range is from 1 to 48.

Command mode: Port Mode
Default: No master port is configured.
Usage guide: There is no sequence requirement for the master and slave port configuration in a group. The protective VLANs must be configured before the member ports. Each group has only one master port. If the master port already exists, then the configuration fails.
Example: Configure the master port of a ULPP group.

active500EM(config)#interface ethernet 1/0/1
active500EM(config-If-Ethernet1/0/1)#ulpp group 20 master

 

11.4.29 ulpp group slave

Command: ulpp group <integer> slave
no ulpp group <integer> slave
Function: Configure the slave port of a ULPP group. The no command deletes the slave port.
Parameters:

  • <integer>: ID of ULPP group. The valid range is from 1 to 48.

Command mode: Port Mode
Default: Not configured.
Usage guide: There is no sequence requirement for the master and slave port configuration in a group. The protective VLANs must be configured before the member ports. Each group has only one slave port. If the slave port already exists, then the configuration fails.
Example: Configure the slave port of a ULPP group.

active500EM(config)#interface ethernet 1/0/2
active500EM(config-If-Ethernet1/0/2)#ulpp group 20 slave

 


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