LAG

此内容尚不支持你的语言。

LAG View

Table 1 LAG View

Command	Purpose
show link-aggregation summary	Display LAG configuration.
show {ip\|ipv6} interfaces	Display IP address configuration of lag interfaces.
show interface lag lag-id	Display information about the status of LAG interfaces.

show link-aggregation summary

[Command]

show link-aggregation summary

[Purpose]

Display LAG configuration.

[View]

Privileged User View

[Use Cases]

sonic# show link-aggregation summary
Flags: A - active, I - inactive, Up - up, Dw - Down, N/A - not available,
       S - selected, D - deselected, * - not synced
  No.  Team Dev   Protocol     Ports
-----  ----------  -----------  -------------
 0001  Lag1        LACP(A)(Dw)  Ethernet46(D)
 0002  Lag2        LACP(A)(Dw)  Ethernet47(D)

show {ip|ipv6} interfaces

[Command]

show {ip|ipv6} interfaces

[Purpose]

Display IP address configuration of lag interfaces.

[View]

Privileged User View

[Use Cases]

sonic# show ip interfaces
Interface        Master    IPv4 address/mask    Admin/Oper    BGP Neighbor    Neighbor IP
---------------  --------  -------------------  ------------  --------------  -------------
0/0.2                      2.0.0.1/24           up/down       N/A             N/A
0/48                       199.0.3.1/24         up/up         N/A             N/A
loopback0                  10.1.0.34/32         up/up         N/A             N/A
lag24                      24.0.0.1/24          up/down       N/A             N/A
mgmt                       10.250.0.138/24      up/up         N/A             N/A

show interface lag lag-id

[Command]

show interface lag lag-id

[Purpose]

Display information about the status of LAG interfaces.

[Parameters]

Parameter	Description
lag-id	LAG ID, the range is from 1 to 9999.

[View]

Privileged User View

[Use Cases]

sonic# show link-aggregation summary
Flags: A - active, I - inactive, Up - up, Dw - Down, N/A - not available,
       S - selected, D - deselected, * - not synced
  No.  Team Dev         Protocol     Ports          Description
-----  ---------------  -----------  -------------  -------------
 0010  lag 10           LACP(A)(Up)  0/3      (D)   N/A
                                     0/2      (S)
                                     0/4      (D)
sonic# show interface lag 10
lag10           is up, line protocol is up
Hardware is Eth
Mac address is N/A
Interface index is 0010
Description is N/A
Mode of IPV4 address assignment: not-set
Mode of IPV6 address assignment: not-set
IP MTU  9216 bytes
LineSpeed 30.0G, CurrentSpeed 10.0G, Auto-negotiation off
Input statistics:
        82 packets, 14988 octets
        82 Multicasts, 0 Broadcasts, 0 Unicasts
        0 error, 0 discarded
Output statistics:
        1205 packets, 158858 octets
        1205 Multicasts, 0 Broadcasts, 0 Unicasts
        0 error, 0 discarded

LAG Config

Table 2 LAG Config

Command	Purpose
interface link-aggregation lag-id	Create a link-aggregation group and enter LAG Configuration View.
description description	Specify the description for the lag.
link-aggregation-group lag-id [port-priority port-priority] [lacp-key lacp-key] [lacp-portid lacp-portid]	Configure the lag member ports and set their attributes.
mode {dynamic\|static}	Set the aggregation mode.
lacp min-links min-links	Set the minimum number of active links for LACP.
lacp system-priority system-priority	Set system-priority for LACP.
lacp system-id HH:HH:HH:HH:HH:HH	Set system-id for LACP.
lacp fast-rate	Enable short timeout for LACP.
lacp fallback	Enable fallback for LACP.
mtu mtu	Configure the MTU value on a lag interface.
shutdown	Bring the lag down administratively.
ip address {A.B.C.D/M\|A::B/M} [secondary]	Configure IP address for the lag interface.
mac_address HH:HH:HH:HH:HH:HH	Specify a MAC address to the lag interface.
mac-address learning	Enable MAC learning for the lag.
lacp graceful-down	Dynamic LAG disconnects LACP interactions actively.

interface link-aggregation lag-id

[Command]

interface link-aggregation lag-id

[Purpose]

Create a link-aggregation group and enter LAG Configuration View.

[Parameters]

Parameter	Description
lag-id	LAG ID, the range is from 1 to 9999.

[View]

Global Configuration View

[Notes]

The default aggregation mode is LACP. Run command no interface link-aggregation lag-id to delete the link-aggregation group. The member ports should be removed before deleting.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic(config-lagif-3)# show this
!
interface link-aggregation 3

description description

[Command]

description description

[Purpose]

Specify the description for the lag.

[Parameters]

Parameter	Description
description	In string form.

[View]

LAGIF Configuration View

[Notes]

Run command no description to delete description.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 100
sonic(config-lagif-100)# description lag100
sonic(config-lagif-100)# do show link-aggregation summary
Flags: A - active, I - inactive, Up - up, Dw - Down, N/A - not available,
       S - selected, D - deselected, * - not synced
  No.  Team Dev         Protocol         Ports                        Description
-----  ---------------  ---------------  ---------------------------  -------------
0100  lag100           LACP(A)(Dw)                                   lag100

link-aggregation-group lag-id [port-priority port-priority] [lacp-key lacp-key] [lacp-portid lacp-portid]

[Command]

link-aggregation-group lag-id [port-priority port-priority] [lacp-key lacp-key] [lacp-portid lacp-portid]

[Purpose]

Configure the lag member ports and set their attributes.

[Parameters]

Parameter	Description
lag-id	LAG ID, the range is from 1 to 9999.
port-priority	Port priority, the range is 0-65535. The default is 255.
lacp-key	LACP message key value, the range is 0-65535. The default is 0.
lacp-portid	Interface id value, the range is 0-65535

[View]

Physical Interface Configuration View

[Notes]

Run command no link-aggregation-group lag-id to delete aggregation member ports.

[Use Cases]

sonic# configure terminal
sonic(config)# interface ethernet 0/45
sonic(config-if-0/45)# link-aggregation-group 1
sonic# show link-aggregation summary
Flags: A - active, I - inactive, Up - up, Dw - Down, N/A - not available,
       S - selected, D - deselected, * - not synced
No.    Team Dev         Protocol     Ports
-----  ---------  -----------  ---------------------------
0001   Lag1       LACP(A)(Dw)  Ethernet46(D) Ethernet45(D)
0002   Lag2       LACP(A)(Dw)  Ethernet47(D)
sonic(config-if-0/45)# link-aggregation-group 1 port-priority 500
sonic(config-if-0/45)# link-aggregation-group 2 port-priority 500 lacp-key 10 lacp-portid 60

mode {dynamic|static}

[Command]

mode {dynamic|static}

[Purpose]

Set the aggregation mode.

[View]

LAGIF Configuration View

[Notes]

Run commit to take effect; The default is dynamic(LACP).

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic (config-lagif-3)# mode dynamic
sonic (config-lagif-3)# show this
!
interface link-aggregation 3
 mode dynamic

lacp min-links min-links

[Command]

lacp min-links min-links

[Purpose]

Set the minimum number of active links for LACP.

[Parameters]

Parameter	Description
min-links	The minimum number of active links, the range is 1-128.

[View]

Dynamic LAGIF Configuration View

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic (config-lagif-3)# lacp min-links 2
sonic (config-lagif-3)# show this
!
interface link-aggregation 3
lacp min-links 2
mode dynamic

lacp system-priority system-priority

[Command]

lacp system-priority system-priority

[Purpose]

Set system-priority for LACP.

[Parameters]

Parameter	Description
system-priority	System priority, the range is 0-65535.

[View]

Dynamic LAGIF Configuration View

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic (config-lagif-3)# lacp system-priority 100
sonic (config-lagif-3)# show this
!
interface link-aggregation 3
lacp system-priority 100
    mode dynamic

lacp system-id HH:HH:HH:HH:HH:HH

[Command]

lacp system-id HH:HH:HH:HH:HH:HH

[Purpose]

Set system-id for LACP.

[Parameters]

Parameter	Description
HH:HH:HH:HH:HH:HH	MAC address.

[View]

Dynamic LAGIF Configuration View

[Notes]

Run command no lacp system-id to delete system-id configuration.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic (config-lagif-3)# lacp system-id 00:a0:23:12:23:53
sonic (config-lagif-3)# show this
!
interface link-aggregation 3
commit
lacp system-id 00:a0:23:12:23:53
mode dynamic

lacp fast-rate

[Command]

lacp fast-rate

[Purpose]

Enable short timeout for LACP.

[View]

Dynamic LAGIF Configuration View

[Notes]

The default LACP timeout mode is long timeout. Run command no lacp fast-rate to disable short timeout for LACP.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic (config-lagif-3)# lacp fast-rate
sonic (config-lagif-3)# show this
!
interface link-aggregation 3
lacp fast-rate
mode dynamic

lacp fallback

[Command]

lacp fallback

[Purpose]

Enable fallback for LACP.

[View]

Dynamic LAGIF Configuration View

[Notes]

Run command no lacp fallback to disable fallback for LACP.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic (config-lagif-3)# lacp fallback
sonic (config-lagif-3)# show this
!
interface link-aggregation 3
lacp fallback
mode dynamic

mtu mtu

[Command]

mtu mtu

[Purpose]

Configure the MTU value on a lag interface.

[Parameters]

Parameter	Description
mtu	Maximum Transmission Unit, the range is from 1312 to 9216. The default is 9216 Bytes.

[View]

LAGIF Configuration View

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic (config-lagif-3)# mtu 2000
sonic (config-lagif-3)# show this
!
interface link-aggregation 3
   mtu 2000

shutdown

[Command]

shutdown

[Purpose]

Bring the lag down administratively.

[View]

LAGIF Configuration View

[Notes]

Run command no shutdown to bring the lag up administratively.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic(config-lagif-3)# shutdown
sonic(config-lagif-3)# show this
!
interface link-aggregation 3
   shutdown

ip address {A.B.C.D/M|A::B/M} [secondary]

[Command]

ip address {A.B.C.D/M|A::B/M} [secondary]

[Purpose]

Configure IP address for the lag interface.

[Parameters]

Parameter	Description
A.B.C.D/M	IPv4 address with prefix length.
A::B/M	IPv6 address with prefix length.
secondary	The default is Primary IP, specifying this option means configuring as Secondary IP, which requires that the Secondary IP and Primary IP be in the same network segment.

[View]

LAGIF Configuration View

[Notes]

IPv4 address with subnet mask /32 is not allowed to be configured. Addresses with subnet mask /31 is allowed. In other subnet masks, addresses with the host portion all-zeros or all-ones are not allowed. IPv6 address with subnet mask /127 or /128 is not allowed to be configured. In other subnet masks, addresses with the host portion all-zeros are not allowed, but all-ones are allowed. Run command no ip address {A.B.C.D/M|A::B/M} [secondary] to delete IP address configuration of the lag interface.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic(config-lagif-3)# ip address 3.3.3.6/24
sonic(config-lagif-3)# show this
!
interface link-aggregation 3
ip address 3.3.3.6/24

mac_address HH:HH:HH:HH:HH:HH

[Command]

mac_address HH:HH:HH:HH:HH:HH

[Purpose]

Specify a MAC address to the lag interface.

[Parameters]

Parameter	Description
HH:HH:HH:HH:HH:HH	MAC address, not case sensitive.

[View]

LAGIF Configuration View

[Notes]

The default is the MAC of the switch; Run command no mac_address to restore the MAC of the lag interface to default.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic(config-lagif-3)# mac-address 18:17:25:37:67:af
sonic(config-lagif-3)# show this
!
interface link-aggregation 3
mac-address 18:17:25:37:67:af

mac-address learning

[Command]

mac-address learning

[Purpose]

Enable MAC learning for the lag.

[View]

LAGIF Configuration View

[Notes]

The interface to be operated should be added to a VLAN. MAC learning is enabled by default. Run command no mac-address learning to disable MAC learning for the lag.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic(config-lagif-3)# no mac-address learning
sonic(config-lagif-3)# show this
!
interface link-aggregation 3
  no mac-address learning

lacp graceful-down

[Command]

lacp graceful-down

[Purpose]

Dynamic LAG disconnects LACP interactions actively.

[View]

LAGIF Configuration View

[Notes]

After executing the no lacp graceful-down command, the LAG resumes lacp interaction. This command is valid for a single time and will not be saved to the configuration, i.e., the LAG interface will be restored to UP after reboot or reload.

[Use Cases]

sonic# configure terminal
sonic(config)# interface link-aggregation 3
sonic(config-lagif-3)# lacp graceful-down