Lindorm Tunnel Service (LTS) is the data channel service for Lindorm. It handles data import, data export, change tracking, and backup and recovery across all Lindorm instances. This topic describes how to purchase LTS and access the LTS console.
Prerequisites
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An Alibaba Cloud account. For more information, see Alibaba Cloud account registration flow.
Purchase methods
LTS offers two purchase methods. Both support all LTS features at the same pricing.
| Purchase method | Description | Console access | Release |
|---|---|---|---|
| Standalone LTS instance | Create a dedicated LTS instance from the Lindorm console. | LTS instance console | Release an instance |
| LTS for an existing Lindorm instance | Enable LTS through the search index, change tracking, or backup and recovery feature of LindormTable. Once you purchase LTS nodes for any one of these features, the other two share the same LTS nodes with no additional purchase. Users of LindormTSDB, File Engine, and Search Engine can go to the Instance Details page and click Activate Now in the Actions column for the LTS Engine. | Lindorm instance console | Cannot be released separately |
Purchase a standalone LTS instance
Step 1: Select the product type
Log on to the Lindorm console.
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On the Instances page, click Create.
NoteAlternatively, go to the product page and click Buy Now.
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Next to Commodity Type, click LindormTunnel channel service.
Step 2: Select a billing option
Select a Payment mode:
| Billing option | Best for | Details |
|---|---|---|
| Subscription | Long-term, predictable workloads | Pay upfront. Longer durations get higher discounts. |
| Pay-as-you-go | Short-term testing or evaluation | Charged hourly. Release instances anytime to stop billing. |
A pay-as-you-go instance can be converted to a subscription instance, but a subscription instance cannot be converted to a pay-as-you-go instance.
Step 3: Configure instance parameters
|
Parameter |
Description |
|
Region and Zone |
Select the region for the LTS instance. The region cannot be changed after creation. To enable private network communication, select the same region as your ECS instance. |
|
Zone |
Select the zone for the LTS instance. To reduce network latency, select the same zone as your ECS instance. |
|
Network Type |
Fixed as VPC. |
|
Virtual Private Cloud (VPC) |
Select the VPC for the LTS instance. If no VPC is available, create one. |
|
vSwitch |
Select the vSwitch for the LTS instance. If no vSwitch is available, create one. |
|
Cluster Name |
Enter a name that identifies the purpose of this instance, for example, |
|
Node Specifications |
Select the node specifications for the LTS instance. |
|
Nodes |
Select the number of nodes. Valid values: 3 to 20. |
|
Duration |
Subscription only. Select 1 to 6 months, or 1 to 3 years. Select Auto-renewal Recommended to avoid service interruption when the subscription expires. Make sure your account balance is sufficient before the renewal date. |
Step 4: Complete the purchase
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Click Buy Now.
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On the Confirm Order page, read and select the Terms of Service, then click Pay.
Log on to LTS
Before you log on, add the IP address of your client to the LTS whitelist. For more information, see Configure a whitelist.
Log on through an LTS instance
This method applies to standalone LTS instances. In the console, the Service Type for these instances is Lindorm TS, and LindormTunnel channel service was selected as the product type during purchase.
If a newly purchased LTS instance has a Status of Initializing or Creating, wait until the Status changes to Running before you proceed.
Log on to the Lindorm console.
In the upper-left corner of the page, select the region where the instance is deployed.
On the Instances page, click the ID of the target instance or click View Instance Details in the Actions column for the instance.
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In the UI Access section, click LTS to open the LTS action page.

Log on through a Lindorm instance
This method applies to Lindorm instances where the Service Type is Lindorm in the console. At least one of the following features must be enabled: search index, change tracking, or backup and recovery.
Log on to the Lindorm console.
In the upper-left corner of the page, select the region where the instance is deployed.
On the Instances page, click the ID of the target instance or click View Instance Details in the Actions column for the instance.
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In the left-side navigation pane, under Engine Management, click LTS Engine.
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On the LTS engine access tab, click By LTS Internet Visit or By LTS VPC Visit to log on to LTS.
Set the UI access password
The first time you log on to LTS, click Reset UI Access Password on the LTS Engine page to set a password. The password must meet these requirements:
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8 to 32 characters in length
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Contains at least three of the following character types: letters, digits, and special characters
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Allowed special characters include
!@#$%^&*()_+-=~
Next steps
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To release a standalone LTS instance that is no longer needed, see Release an instance.