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Junos CLI Reference
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{ "lLangCode": "en", "lName": "English", "lCountryCode": "us", "transcode": "en_US" }
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micro-sid

date_range 22-Jul-24

Syntax

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micro-sid {
            anycast
            block-name block-name
            flavor {
                none;
                psp;
                usd;
                usp;
            }
}
   

Hierarchy Level

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[edit logical-systems name routing-instances name routing-options source-packet-routing srv6 locator],
[edit logical-systems name routing-options source-packet-routing srv6 locator],
[edit logical-systems name tenants name routing-instances name routing-options source-packet-routing srv6 locator],
[edit routing-instances name routing-options source-packet-routing srv6 locator],
[edit routing-options source-packet-routing srv6 locator],
[edit tenants name routing-instances name routing-options source-packet-routing srv6 locator]
  

Description

Enable compression of SIDs for the specified locator and configure parameters for the micro SID locator. All micro-SIDs derived from this locator take the default micro-SID-length of 16. If you need to include more than six SRv6 SIDs, micro-SIDs help with compressing multiple IPv6 addresses. Compression of the SID list to a single destination address (the micro-SID) reduces the bandwidth overhead.

Note:

Currently we do not support flexible algorithm with micro SIDs extension. If you configure micro-SID, you cannot configure flexible algorithm.

Options

anycast

Indicates that SIDs derived from this locator are anycast SIDs. SRv6 advertises the locator as anycast locator in IGP advertisements.

block-name

Specify a block name for this micro-SID locator.

flavor

Specify micro-SID locator behavior such as Penultimate Segment Pop (PSP), Ultimate Segment Pop (USP) or Ultimate Segment Decapsulation (USD). You can configure any combination of PSP, USP, USD flavors. For example, you can specify just PSP, or both (PSP and USP), or all three (PSP, USP, USD). The flavor is applicable for all SIDs derived from this locator.

  • none—Use this option if you do not want to confugure a flavor

  • psp—Penultimate segment pop of the SRH

  • usd—Ultimate segment decapsulation

  • usp—Ultimate segment pop of the SRH

  • Default: If you do not specify a flavor, IS-IS uses PSP and USD by default.

Required Privilege Level

routing—To view this statement in the configuration.

routing-control—To add this statement to the configuration.

Release Information

Statement introduced in Junos OS Evolved Release 23.2R1 and Junos OS 23.4R1.

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