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<registry xmlns="http://www.iana.org/assignments" id="service-function-chaining-service-function-types">
  <title>Service Function Chaining Service Function Types</title>
  <updated>2021-06-09</updated>
  <registry id="service-function-chaining-service-function-types-2">
    <title>Service Function Chaining Service Function Types</title>
    <xref type="rfc" data="rfc9015"/>
    <range>
      <value>1-31</value>
      <registration_rule>Standards Action</registration_rule>
	  <note>Special Purpose SFT values</note>
    </range>
    <range>
      <value>32-64495</value>
      <registration_rule>First Come First Served</registration_rule>
    </range>
    <range>
      <value>64496-65534</value>
      <registration_rule>Private Use</registration_rule>
    </range>
    <record date="2020-09-02">
      <value>0</value>
      <description>Reserved</description>
      <xref type="rfc" data="rfc9015"/>
      <registration/>
    </record>
    <record date="2020-09-02">
      <value>1</value>
      <description>Change Sequence</description>
      <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record>
      <value>2-31</value>
      <description>Unassigned</description>
      <registration/>
    </record>
    <record date="2020-09-02">
      <value>32</value>
      <description>Classifier</description>
      <xref type="rfc" data="rfc9015"/>
	  <xref type="draft" data="draft-dawra-idr-bgp-ls-sr-service-segments-04"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>33</value>
      <description>Firewall</description>
      <xref type="rfc" data="rfc9015"/>
	  <xref type="draft" data="draft-dawra-idr-bgp-ls-sr-service-segments-04"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>34</value>
      <description>Load balancer</description>
      <xref type="rfc" data="rfc9015"/>
	  <xref type="draft" data="draft-dawra-idr-bgp-ls-sr-service-segments-04"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>35</value>
      <description>Deep packet inspection engine</description>
      <xref type="rfc" data="rfc9015"/>
	  <xref type="draft" data="draft-dawra-idr-bgp-ls-sr-service-segments-04"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>36</value>
      <description>Penalty box</description>
	  <xref type="rfc" data="rfc8300"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>37</value>
      <description>WAN accelerator</description>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc8300"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>38</value>
      <description>Application accelerator</description>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>39</value>
      <description>TCP optimizer</description>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>40</value>
      <description>Network Address Translator</description>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>41</value>
      <description>NAT44</description>
	  <xref type="rfc" data="rfc3022"/>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>42</value>
      <description>NAT64</description>
	  <xref type="rfc" data="rfc6146"/>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>43</value>
      <description>NPTv6</description>
	  <xref type="rfc" data="rfc6296"/>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>44</value>
      <description>Lawful intercept</description>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>45</value>
      <description>HOST_ID injection</description>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>46</value>
      <description>HTTP header enrichment</description>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record date="2020-09-02">
      <value>47</value>
      <description>Caching engine</description>
	  <xref type="rfc" data="rfc7665"/>
	  <xref type="rfc" data="rfc9015"/>
      <registration>2020-09-02</registration>
    </record>
    <record>
      <value>48-64495</value>
      <description>Unassigned</description>
      <registration/>
    </record>
    <record date="2020-09-02">
      <value>64496-65534</value>
      <description>Reserved for Private Use</description>
      <xref type="rfc" data="rfc9015"/>
	  <registration/>
    </record>
    <record date="2020-09-02">
      <value>65535</value>
      <description>Reserved</description>
      <xref type="rfc" data="rfc9015"/>
      <registration/>
    </record>
  </registry>

  <people/>

</registry>
