| draft-ietf-radext-ip-port-radius-ext-08.txt | draft-ietf-radext-ip-port-radius-ext-09.txt | |||
|---|---|---|---|---|
| Network Working Group D. Cheng | Network Working Group D. Cheng | |||
| Internet-Draft Huawei | Internet-Draft Huawei | |||
| Intended status: Standards Track J. Korhonen | Intended status: Standards Track J. Korhonen | |||
| Expires: September 15, 2016 Broadcom Corporation | Expires: September 18, 2016 Broadcom Corporation | |||
| M. Boucadair | M. Boucadair | |||
| Orange | Orange | |||
| S. Sivakumar | S. Sivakumar | |||
| Cisco Systems | Cisco Systems | |||
| March 14, 2016 | March 17, 2016 | |||
| RADIUS Extensions for IP Port Configuration and Reporting | RADIUS Extensions for IP Port Configuration and Reporting | |||
| draft-ietf-radext-ip-port-radius-ext-08 | draft-ietf-radext-ip-port-radius-ext-09 | |||
| Abstract | Abstract | |||
| This document defines three new RADIUS attributes. For devices that | This document defines three new RADIUS attributes. For devices that | |||
| implementing IP port ranges, these attributes are used to communicate | implementing IP port ranges, these attributes are used to communicate | |||
| with a RADIUS server in order to configure and report TCP/UDP ports | with a RADIUS server in order to configure and report TCP/UDP ports | |||
| and ICMP identifiers, as well as mapping behavior for specific hosts. | and ICMP identifiers, as well as mapping behavior for specific hosts. | |||
| This mechanism can be used in various deployment scenarios such as | This mechanism can be used in various deployment scenarios such as | |||
| Carrier-Grade NAT, IPv4/IPv6 translators, Provider WLAN Gateway, etc. | Carrier-Grade NAT, IPv4/IPv6 translators, Provider WLAN Gateway, etc. | |||
| skipping to change at page 1, line 46 ¶ | skipping to change at page 1, line 46 ¶ | |||
| Internet-Drafts are working documents of the Internet Engineering | Internet-Drafts are working documents of the Internet Engineering | |||
| Task Force (IETF). Note that other groups may also distribute | Task Force (IETF). Note that other groups may also distribute | |||
| working documents as Internet-Drafts. The list of current Internet- | working documents as Internet-Drafts. The list of current Internet- | |||
| Drafts is at http://datatracker.ietf.org/drafts/current/. | Drafts is at http://datatracker.ietf.org/drafts/current/. | |||
| Internet-Drafts are draft documents valid for a maximum of six months | Internet-Drafts are draft documents valid for a maximum of six months | |||
| and may be updated, replaced, or obsoleted by other documents at any | and may be updated, replaced, or obsoleted by other documents at any | |||
| time. It is inappropriate to use Internet-Drafts as reference | time. It is inappropriate to use Internet-Drafts as reference | |||
| material or to cite them other than as "work in progress." | material or to cite them other than as "work in progress." | |||
| This Internet-Draft will expire on September 15, 2016. | This Internet-Draft will expire on September 18, 2016. | |||
| Copyright Notice | Copyright Notice | |||
| Copyright (c) 2016 IETF Trust and the persons identified as the | Copyright (c) 2016 IETF Trust and the persons identified as the | |||
| document authors. All rights reserved. | document authors. All rights reserved. | |||
| This document is subject to BCP 78 and the IETF Trust's Legal | This document is subject to BCP 78 and the IETF Trust's Legal | |||
| Provisions Relating to IETF Documents | Provisions Relating to IETF Documents | |||
| (http://trustee.ietf.org/license-info) in effect on the date of | (http://trustee.ietf.org/license-info) in effect on the date of | |||
| publication of this document. Please review these documents | publication of this document. Please review these documents | |||
| skipping to change at page 2, line 35 ¶ | skipping to change at page 2, line 35 ¶ | |||
| 3.1. Extended Attributes for IP Ports . . . . . . . . . . . . 6 | 3.1. Extended Attributes for IP Ports . . . . . . . . . . . . 6 | |||
| 3.1.1. IP-Port-Limit-Info Attribute . . . . . . . . . . . . 6 | 3.1.1. IP-Port-Limit-Info Attribute . . . . . . . . . . . . 6 | |||
| 3.1.2. IP-Port-Range Attribute . . . . . . . . . . . . . . . 8 | 3.1.2. IP-Port-Range Attribute . . . . . . . . . . . . . . . 8 | |||
| 3.1.3. IP-Port-Forwarding-Map Attribute . . . . . . . . . . 10 | 3.1.3. IP-Port-Forwarding-Map Attribute . . . . . . . . . . 10 | |||
| 3.2. RADIUS TLVs for IP Ports . . . . . . . . . . . . . . . . 13 | 3.2. RADIUS TLVs for IP Ports . . . . . . . . . . . . . . . . 13 | |||
| 3.2.1. IP-Port-Type TLV . . . . . . . . . . . . . . . . . . 13 | 3.2.1. IP-Port-Type TLV . . . . . . . . . . . . . . . . . . 13 | |||
| 3.2.2. IP-Port-Limit TLV . . . . . . . . . . . . . . . . . . 14 | 3.2.2. IP-Port-Limit TLV . . . . . . . . . . . . . . . . . . 14 | |||
| 3.2.3. IP-Port-Ext-IPv4-Addr TLV . . . . . . . . . . . . . . 15 | 3.2.3. IP-Port-Ext-IPv4-Addr TLV . . . . . . . . . . . . . . 15 | |||
| 3.2.4. IP-Port-Int-IPv4-Addr TLV . . . . . . . . . . . . . . 16 | 3.2.4. IP-Port-Int-IPv4-Addr TLV . . . . . . . . . . . . . . 16 | |||
| 3.2.5. IP-Port-Int-IPv6-Addr TLV . . . . . . . . . . . . . . 17 | 3.2.5. IP-Port-Int-IPv6-Addr TLV . . . . . . . . . . . . . . 17 | |||
| 3.2.6. IP-Port-Int-Port TLV . . . . . . . . . . . . . . . . 17 | 3.2.6. IP-Port-Int-Port TLV . . . . . . . . . . . . . . . . 18 | |||
| 3.2.7. IP-Port-Ext-Port TLV . . . . . . . . . . . . . . . . 18 | 3.2.7. IP-Port-Ext-Port TLV . . . . . . . . . . . . . . . . 18 | |||
| 3.2.8. IP-Port-Alloc TLV . . . . . . . . . . . . . . . . . . 19 | 3.2.8. IP-Port-Alloc TLV . . . . . . . . . . . . . . . . . . 19 | |||
| 3.2.9. IP-Port-Range-Start TLV . . . . . . . . . . . . . . . 20 | 3.2.9. IP-Port-Range-Start TLV . . . . . . . . . . . . . . . 20 | |||
| 3.2.10. IP-Port-Range-End TLV . . . . . . . . . . . . . . . . 21 | 3.2.10. IP-Port-Range-End TLV . . . . . . . . . . . . . . . . 21 | |||
| 3.2.11. IP-Port-Local-Id TLV . . . . . . . . . . . . . . . . 22 | 3.2.11. IP-Port-Local-Id TLV . . . . . . . . . . . . . . . . 22 | |||
| 4. Applications, Use Cases and Examples . . . . . . . . . . . . 23 | 4. Applications, Use Cases and Examples . . . . . . . . . . . . 23 | |||
| 4.1. Managing CGN Port Behavior using RADIUS . . . . . . . . . 23 | 4.1. Managing CGN Port Behavior using RADIUS . . . . . . . . . 23 | |||
| 4.1.1. Configure IP Port Limit for a User . . . . . . . . . 24 | 4.1.1. Configure IP Port Limit for a User . . . . . . . . . 24 | |||
| 4.1.2. Report IP Port Allocation/Deallocation . . . . . . . 26 | 4.1.2. Report IP Port Allocation/Deallocation . . . . . . . 26 | |||
| 4.1.3. Configure Forwarding Port Mapping . . . . . . . . . . 27 | 4.1.3. Configure Forwarding Port Mapping . . . . . . . . . . 27 | |||
| skipping to change at page 8, line 26 ¶ | skipping to change at page 8, line 26 ¶ | |||
| o an IP-Port-Range-End TLV (see Section 3.2.10), | o an IP-Port-Range-End TLV (see Section 3.2.10), | |||
| o an IP-Port-Alloc TLV (see Section 3.2.8), | o an IP-Port-Alloc TLV (see Section 3.2.8), | |||
| o an optional IP-Port-Ext-IPv4-Addr TLV (see Section 3.2.3), | o an optional IP-Port-Ext-IPv4-Addr TLV (see Section 3.2.3), | |||
| o an optional IP-Port-Local-Id TLV (see Section 3.2.11). | o an optional IP-Port-Local-Id TLV (see Section 3.2.11). | |||
| This attribute contains a range of contiguous IP ports of a specific | This attribute contains a range of contiguous IP ports of a specific | |||
| port type and associated with an IPv4 address that are either | port type and associated with an IPv4 address that is either | |||
| allocated or deallocated by a device for a given user, and the | allocated or deallocated by a device for a given user, and the | |||
| information is intended to be sent to RADIUS server. | information is intended to be sent to RADIUS server. | |||
| This attribute can be used to convey a single IP port number; in such | This attribute can be used to convey a single IP port number; in such | |||
| case IP-Port-Range-Start and IP-Port-Range-End conveys the same | case IP-Port-Range-Start and IP-Port-Range-End conveys the same | |||
| value. | value. | |||
| Within an IP-Port-Range Attribute, the IP-Port-Alloc TLV is always | Within an IP-Port-Range Attribute, the IP-Port-Alloc TLV is always | |||
| included. For port allocation, both IP-Port-Range-Start TLV and IP- | included. For port allocation, both IP-Port-Range-Start TLV and IP- | |||
| Port-Range-End TLV must be included; for port deallocation, the | Port-Range-End TLV must be included; for port deallocation, the | |||
| skipping to change at page 13, line 12 ¶ | skipping to change at page 13, line 12 ¶ | |||
| This TLV may be included as part of the IP-Port-Forwarding-Map | This TLV may be included as part of the IP-Port-Forwarding-Map | |||
| Attribute. Refer to Section 3.2.3. | Attribute. Refer to Section 3.2.3. | |||
| The IP-Port-Forwarding-Map Attribute is associated with the following | The IP-Port-Forwarding-Map Attribute is associated with the following | |||
| identifier: 241.Extended-Type(TBD3). | identifier: 241.Extended-Type(TBD3). | |||
| 3.2. RADIUS TLVs for IP Ports | 3.2. RADIUS TLVs for IP Ports | |||
| The TLVs that are included in the three attributes (see Section 3.1) | The TLVs that are included in the three attributes (see Section 3.1) | |||
| are defined in the following sub-sections. These TLVs use the format | are defined in the following sub-sections. These TLVs use the format | |||
| defined in [RFC6929]. | defined in [RFC6929]. As the three attributes carry similar data, we | |||
| have defined a common set of TLVs which are used for all three | ||||
| attributes. That is, the TLVs have the same name and number, when | ||||
| encapsulated in any one of the three parent attributes. See | ||||
| Section 3.1.1, Section 3.1.2, and Section 3.1.3 for a list of which | ||||
| TLV is permitted within which parent attribute. | ||||
| 3.2.1. IP-Port-Type TLV | 3.2.1. IP-Port-Type TLV | |||
| The format of IP-Port-Type TLV is shown in Figure 4. Its "Type" | The format of IP-Port-Type TLV is shown in Figure 4. This attribute | |||
| field contains a value that uniquely refers to IPFIX Information | carries IPFIX Information Element TBAx1, "transportType", which | |||
| Element "transportType" (TBAx1), and its "Value" field contains the | indicates the type of IP transport as follows: | |||
| values defined for the IPFIX Information Element "transportType", | ||||
| which indicates the type of IP transport as follows: | ||||
| 1: | 1: | |||
| Refer to TCP port, UDP port, and ICMP identifier as a whole. | Refer to TCP port, UDP port, and ICMP identifier as a whole. | |||
| 2: | 2: | |||
| Refer to TCP port and UDP port as a whole. | Refer to TCP port and UDP port as a whole. | |||
| 3: | 3: | |||
| skipping to change at page 14, line 4 ¶ | skipping to change at page 14, line 16 ¶ | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | transportType | | TLV-Type | Length | transportType | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| transportType | | transportType | | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 4 | Figure 4 | |||
| TLV-Type | TLV-Type | |||
| 1. This MUST uniquely refer to the IPFIX Information Element | ||||
| identifier TBAx1. | 1 | |||
| Length | Length | |||
| 6. | 6 | |||
| transportType | transportType | |||
| Integer. This field contains the data (unsigned8) of | Integer. This field contains the data (unsigned8) of | |||
| transportType (TBAx1) defined in IPFIX, right justified, and the | transportType (TBAx1) defined in IPFIX, right justified, and the | |||
| unused bits in this field MUST be set to zero. | unused bits in this field MUST be set to zero. | |||
| IP-Port-Type TLV is included in the following Attributes: | IP-Port-Type TLV is included in the following Attributes: | |||
| o IP-Port-Limit-Info Attribute, identified as 241.TBD1.1 (see | o IP-Port-Limit-Info Attribute, identified as 241.TBD1.1 (see | |||
| Section 3.1.1). | Section 3.1.1). | |||
| o IP-Port-Range Attribute, identified as 241.TBD2.1 (see | o IP-Port-Range Attribute, identified as 241.TBD2.1 (see | |||
| Section 3.1.2). | Section 3.1.2). | |||
| o IP-Port-Forwarding-Mapping Attribute, identified as 241.TBD3.1 | o IP-Port-Forwarding-Mapping Attribute, identified as 241.TBD3.1 | |||
| (see Section 3.1.3). | (see Section 3.1.3). | |||
| 3.2.2. IP-Port-Limit TLV | 3.2.2. IP-Port-Limit TLV | |||
| The format of IP-Port-Limit TLV is shown in Figure 5. Its "Type" | The format of IP-Port-Limit TLV is shown in Figure 5. This attribute | |||
| field contains a value that uniquely refers to IPFIX Information | carries IPFIX Information Element TBAx2, "natTransportLimit", which | |||
| Element natTransportLimit (TBAx2), and its "Value" field contains | indicates the maximum number of ports for a given IPv4 address | |||
| IPFIX Information Element natTransportLimit, which indicates the | assigned to a user for a specified IP-Port-Type. | |||
| maximum number of ports for a given IPv4 address assigned to a user | ||||
| for a specified IP-Port-Type. | ||||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | natTransportLimit | | TLV-Type | Length | natTransportLimit | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| natTransportLimit | | natTransportLimit | | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 5 | Figure 5 | |||
| TLV-Type | TLV-Type | |||
| 2. It MUST uniquely refer to the IPFIX Information Element | 2 | |||
| identifier TBAx2. | ||||
| Length | Length | |||
| 6. | 6 | |||
| natTransportLimit | natTransportLimit | |||
| Integer. This field contains the data (unsigned16) of | Integer. This field contains the data (unsigned16) of | |||
| natTransportLimit (TBAx2) defined in IPFIX, right justified, and | natTransportLimit (TBAx2) defined in IPFIX, right justified, and | |||
| the unused bits in this field MUST be set to zero. | the unused bits in this field MUST be set to zero. | |||
| IP-Port-Limit TLV is included as part of the IP-Port-Limit-Info | IP-Port-Limit TLV is included as part of the IP-Port-Limit-Info | |||
| Attribute (refer to Section 3.1.1), identified as 241.TBD1.2. | Attribute (refer to Section 3.1.1), identified as 241.TBD1.2. | |||
| 3.2.3. IP-Port-Ext-IPv4-Addr TLV | 3.2.3. IP-Port-Ext-IPv4-Addr TLV | |||
| The format of IP-Port-Ext-IPv4-Addr TLV is shown in Figure 6. Its | The format of IP-Port-Ext-IPv4-Addr TLV is shown in Figure 6. This | |||
| "Type" field contains a value that uniquely refers to IPFIX | attribute carries IPFIX Information Element 225, | |||
| Information Element postNATSourceIPv4Address(225), and its "Value" | "postNATSourceIPv4Address", which is the IPv4 source address after | |||
| field contains IPFIX Information Element postNATSourceIPv4Address, | NAT operation (refer to [IPFIX]). | |||
| which is the IPv4 source address after NAT operation (refer to | ||||
| [IPFIX]). | ||||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | postNATSourceIPv4Address | | TLV-Type | Length | postNATSourceIPv4Address | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| postNATSourceIPv4Address | | postNATSourceIPv4Address | | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 6 | Figure 6 | |||
| TLV-Type | TLV-Type | |||
| 3. This MUST uniquely refer to the IPFIX Information Element | 3 | |||
| identifier 225. | ||||
| Length | Length | |||
| 6 | 6 | |||
| postNATSourceIPv4Address | postNATSourceIPv4Address | |||
| Integer. This field contains the data (ipv4Address) of | Integer. This field contains the data (ipv4Address) of | |||
| postNATSourceIPv4Address (225) defined in IPFIX. | postNATSourceIPv4Address (225) defined in IPFIX. | |||
| skipping to change at page 16, line 16 ¶ | skipping to change at page 16, line 28 ¶ | |||
| Section 3.1.1). | Section 3.1.1). | |||
| o IP-Port-Range Attribute, identified as 241.TBD2.3 (see | o IP-Port-Range Attribute, identified as 241.TBD2.3 (see | |||
| Section 3.1.2). | Section 3.1.2). | |||
| o IP-Port-Forwarding-Mapping Attribute, identified as 241.TBD3.3 | o IP-Port-Forwarding-Mapping Attribute, identified as 241.TBD3.3 | |||
| (see Section 3.1.3). | (see Section 3.1.3). | |||
| 3.2.4. IP-Port-Int-IPv4-Addr TLV | 3.2.4. IP-Port-Int-IPv4-Addr TLV | |||
| The format of IP-Port-Int-IPv4 TLV is shown in Figure 7. Its "Type" | The format of IP-Port-Int-IPv4 TLV is shown in Figure 7. This | |||
| field contains a value that uniquely refers to IPFIX Information | attribute carries IPFIX Information Element 8, "sourceIPv4Address", | |||
| Element sourceIPv4Address (8), and its "Value" field contains IPFIX | which is the IPv4 source address before NAT operation (refer to | |||
| Information Element sourceIPv4Address, which is the IPv4 source | [IPFIX]). | |||
| address before NAT operation (refer to [IPFIX]). | ||||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | sourceIPv4Address | | TLV-Type | Length | sourceIPv4Address | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| sourceIPv4Address | | sourceIPv4Address | | |||
| +-+--+-+-+-+-+-+-++-+-+-+-+-+-+-+ | +-+--+-+-+-+-+-+-++-+-+-+-+-+-+-+ | |||
| Figure 7 | Figure 7 | |||
| TLV-Type | TLV-Type | |||
| 4. It MUST uniquely refer to the IPFIX Information Element | 4 | |||
| identifier 8. | ||||
| Length | Length | |||
| 6. | 6 | |||
| sourceIPv4Address | sourceIPv4Address | |||
| Integer. This field contains the data (ipv4Address) of | Integer. This field contains the data (ipv4Address) of | |||
| sourceIPv4Address (8) defined in IPFIX. | sourceIPv4Address (8) defined in IPFIX. | |||
| IP-Port-Int-IPv4-Addr TLV MAY be included as part of the IP-Port- | IP-Port-Int-IPv4-Addr TLV MAY be included as part of the IP-Port- | |||
| Forwarding-Map Attribute (refer to Section 3.1.3), identified as | Forwarding-Map Attribute (refer to Section 3.1.3), identified as | |||
| 241.TBD3.4. | 241.TBD3.4. | |||
| 3.2.5. IP-Port-Int-IPv6-Addr TLV | 3.2.5. IP-Port-Int-IPv6-Addr TLV | |||
| The format of IP-Port-Int-IPv6-Addr TLV is shown in Figure 8. Its | The format of IP-Port-Int-IPv6-Addr TLV is shown in Figure 8. This | |||
| "Type" field contains a value that uniquely refers to IPFIX | attribute carries IPFIX Information Element 27, "sourceIPv6Address", | |||
| Information Element sourceIPv6Address(27), and its "Value" field | which is the IPv6 source address before NAT operation (refer to | |||
| contains IPFIX Information Element sourceIPv6Address, which is the | [IPFIX]). | |||
| IPv6 source address before NAT operation (refer to [IPFIX]). | ||||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | sourceIPv6Address | | TLV-Type | Length | sourceIPv6Address | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| sourceIPv6Address | sourceIPv6Address | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| sourceIPv6Address | sourceIPv6Address | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| sourceIPv6Address | sourceIPv6Address | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| sourceIPv6Address | | sourceIPv6Address | | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 8 | Figure 8 | |||
| TLV-Type | TLV-Type | |||
| 5. It MUST uniquely refer to the IPFIX Information Element | 5 | |||
| identifier 27. | ||||
| Length | Length | |||
| 18. | 18 | |||
| sourceIPv6Address | sourceIPv6Address | |||
| IPv6 address (128 bits). This field contains the data | IPv6 address (128 bits). This field contains the data | |||
| (ipv6Address) of sourceIPv6Address (27) defined in IPFIX. | (ipv6Address) of sourceIPv6Address (27) defined in IPFIX. | |||
| IP-Port-Int-IPv6-Addr TLV MAY be included as part of the IP-Port- | IP-Port-Int-IPv6-Addr TLV MAY be included as part of the IP-Port- | |||
| Forwarding-Map Attribute (refer to Section 3.1.3), identified as | Forwarding-Map Attribute (refer to Section 3.1.3), identified as | |||
| 241.TBD3.5. | 241.TBD3.5. | |||
| 3.2.6. IP-Port-Int-Port TLV | 3.2.6. IP-Port-Int-Port TLV | |||
| The format of IP-Port-Int-Port TLV is shown in Figure 9. Its "Type" | The format of IP-Port-Int-Port TLV is shown in Figure 9. This | |||
| field contains a value that uniquely refers to IPFIX Information | attribute carries IPFIX Information Element 7, "sourceTransportPort", | |||
| Element sourceTransportPort (7), and its "Value" field contains IPFIX | which is the source transport number associated with an internal IPv4 | |||
| Information Element sourceTransportPort, which is the source | or IPv6 address (refer to [IPFIX]). | |||
| transport number associated with an internal IPv4 or IPv6 address | ||||
| (refer to [IPFIX]). | ||||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | sourceTransportPort | | TLV-Type | Length | sourceTransportPort | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| sourceTransportPort | | sourceTransportPort | | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 9 | Figure 9 | |||
| TLV-Type | TLV-Type | |||
| 6. It MUST uniquely refer to the IPFIX Information Element | 6 | |||
| identifier 7. | ||||
| Length | Length | |||
| 4. | 6 | |||
| sourceTransportPort | sourceTransportPort | |||
| Integer. This field contains the data (unsigned16) of | Integer. This field contains the data (unsigned16) of | |||
| sourceTrasnportPort (7) defined in IPFIX, right justified, and | sourceTrasnportPort (7) defined in IPFIX, right justified, and | |||
| unused bits MUST be set to zero. | unused bits MUST be set to zero. | |||
| IP-Port-Int-Port TLV is included as part of the IP-Port-Forwarding- | IP-Port-Int-Port TLV is included as part of the IP-Port-Forwarding- | |||
| Map Attribute (refer to Section 3.1.3), identified as 241.TBD3.6. | Map Attribute (refer to Section 3.1.3), identified as 241.TBD3.6. | |||
| 3.2.7. IP-Port-Ext-Port TLV | 3.2.7. IP-Port-Ext-Port TLV | |||
| The format of IP-Port-Ext-Port TLV is shown in Figure 10. Its "Type" | The format of IP-Port-Ext-Port TLV is shown in Figure 10. This | |||
| field contains a value that uniquely refers to IPFIX Information | attribute carries IPFIX Information Element 227, | |||
| Element postNAPTSourceTransportPort (227), and its "Value" field | "postNAPTSourceTransportPort", which is the transport number | |||
| contains IPFIX Information Element postNAPTSourceTransportPort, which | associated with an external IPv4 address(refer to [IPFIX]). | |||
| is the transport number associated with an external IPv4 | ||||
| address(refer to [IPFIX]). | ||||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | postNAPTSourceTransportPort | | TLV-Type | Length | postNAPTSourceTransportPort | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| postNAPTSourceTransportPort | | postNAPTSourceTransportPort | | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 10 | Figure 10 | |||
| TLV-Type | TLV-Type | |||
| 7. It MUST uniquely refer to the IPFIX Information Element | 7 | |||
| identifier 227 . | ||||
| Length | Length | |||
| 6. | 6 | |||
| postNAPTSourceTransportPort | postNAPTSourceTransportPort | |||
| Integer. This field contains the data (unsigned16) of | Integer. This field contains the data (unsigned16) of | |||
| postNAPTSourceTrasnportPort (227) defined in IPFIX, right | postNAPTSourceTrasnportPort (227) defined in IPFIX, right | |||
| justified, and unused bits must be set to zero. | justified, and unused bits must be set to zero. | |||
| IP-Port-Ext-Port TLV is included as part of the IP-Port-Forwarding- | IP-Port-Ext-Port TLV is included as part of the IP-Port-Forwarding- | |||
| Map Attribute (refer to Section 3.1.3), identified as 241.TBD3.7. | Map Attribute (refer to Section 3.1.3), identified as 241.TBD3.7. | |||
| 3.2.8. IP-Port-Alloc TLV | 3.2.8. IP-Port-Alloc TLV | |||
| The format of IP-Port-Alloc TLV is shown in Figure 11. Its "Type" | The format of IP-Port-Alloc TLV is shown in Figure 11. This | |||
| field contains a value that uniquely refers to IPFIX Information | attribute carries IPFIX Information Element 230, "natEvent", which is | |||
| Element natEvent (230), and its "Value" field contains IPFIX | a flag to indicate an action of NAT operation (refer to [IPFIX]). | |||
| Information Element "natEvent", which is a flag to indicate an action | ||||
| of NAT operation (refer to [IPFIX]). | ||||
| When the value of natEvent is "1" (Create event), it means to | When the value of natEvent is "1" (Create event), it means to | |||
| allocate a range of transport ports; when the value is "2", it means | allocate a range of transport ports; when the value is "2", it means | |||
| to deallocate a range of transports ports. For the purpose of this | to deallocate a range of transports ports. For the purpose of this | |||
| TLV, no other value is used. | TLV, no other value is used. | |||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | natEvent | | TLV-Type | Length | natEvent | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| natEvent | | natEvent | | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 11 | Figure 11 | |||
| TLV-Type | TLV-Type | |||
| 8. It MUST uniquely refer to the IPFIX Information Element | 8 | |||
| identifier 230 . | ||||
| Length | Length | |||
| 3. | 6 | |||
| natEvent | natEvent | |||
| Integer. This field contains the data (unsigned8) of natEvent | Integer. This field contains the data (unsigned8) of natEvent | |||
| (230) defined in IPFIX, right justified, and unused bits must be | (230) defined in IPFIX, right justified, and unused bits must be | |||
| set to zero. It indicates the allocation or deallocation of a | set to zero. It indicates the allocation or deallocation of a | |||
| range of IP ports as follows: | range of IP ports as follows: | |||
| 1: | 1: | |||
| skipping to change at page 20, line 48 ¶ | skipping to change at page 20, line 47 ¶ | |||
| Reserved: | Reserved: | |||
| 0. | 0. | |||
| IP-Port-Alloc TLV is included as part of the IP-Port-Range Attribute | IP-Port-Alloc TLV is included as part of the IP-Port-Range Attribute | |||
| (refer to Section 3.1.2), identified as 241.TBD2.8. | (refer to Section 3.1.2), identified as 241.TBD2.8. | |||
| 3.2.9. IP-Port-Range-Start TLV | 3.2.9. IP-Port-Range-Start TLV | |||
| The format of IP-Port-Range-Start TLV is shown in Figure 12. Its | The format of IP-Port-Range-Start TLV is shown in Figure 12. This | |||
| "Type" field contains a value that uniquely refers to IPFIX | attribute carries IPFIX Information Element 361, "portRangeStart", | |||
| Information Element portRangeStart (361), and its "Value" field | which is the smallest port number of a range of contiguous transport | |||
| contains IPFIX Information Element portRangeStart, which is the | ports (refer to [IPFIX]). | |||
| smallest port number of a range of contiguous transport ports (refer | ||||
| to [IPFIX]). | ||||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | portRangeStart | | TLV-Type | Length | portRangeStart | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| portRangeStart | | portRangeStart | | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 12 | Figure 12 | |||
| TLV-Type | TLV-Type | |||
| 9. It MUST uniquely refer to the IPFIX Information Element | 9 | |||
| identifier 361. | ||||
| Length | Length | |||
| 4. | 6 | |||
| portRangeStart | portRangeStart | |||
| Integer. This field contains the data (unsigned16) of (361) | Integer. This field contains the data (unsigned16) of (361) | |||
| defined in IPFIX, right justified, and unused bits must be set to | defined in IPFIX, right justified, and unused bits must be set to | |||
| zero. | zero. | |||
| IP-Port-Range-Start TLV is included as part of the IP-Port-Range | IP-Port-Range-Start TLV is included as part of the IP-Port-Range | |||
| Attribute (refer to Section 3.1.2), identified as 241.TBD2.9. | Attribute (refer to Section 3.1.2), identified as 241.TBD2.9. | |||
| 3.2.10. IP-Port-Range-End TLV | 3.2.10. IP-Port-Range-End TLV | |||
| The format of IP-Port-Range-End TLV is shown in Figure 13. Its | The format of IP-Port-Range-End TLV is shown in Figure 13. This | |||
| "Type" field contains a value that uniquely refers to IPFIX | attribute carries IPFIX Information Element 362, "portRangeEnd", | |||
| Information Element portRangeEnd (362), and its "Value" field | which is the largest port number of a range of contiguous transport | |||
| contains IPFIX Information Element portRangeEnd, which is the largest | ports (refer to [IPFIX]). | |||
| port number of a range of contiguous transport ports (refer to | ||||
| [IPFIX]). | ||||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | portRangeEnd | | TLV-Type | Length | portRangeEnd | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| portRangeEnd | | portRangeEnd | | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 13 | Figure 13 | |||
| TLV-Type | TLV-Type | |||
| 10 | ||||
| 10. It MUST uniquely refer to the IPFIX Information Element | ||||
| identifier 362. | ||||
| Length | Length | |||
| 4. The Length field for IP-Port-Range-End TLV. | 6 | |||
| portRangeEnd | portRangeEnd | |||
| Integer. This field contains the data (unsigned16) of (362) | Integer. This field contains the data (unsigned16) of (362) | |||
| defined in IPFIX, right justified, and unused bits must be set to | defined in IPFIX, right justified, and unused bits must be set to | |||
| zero. | zero. | |||
| IP-Port-Range-End TLV is included as part of the IP-Port-Range | IP-Port-Range-End TLV is included as part of the IP-Port-Range | |||
| Attribute (refer to Section 3.1.2), identified as 241.TBD2.10. | Attribute (refer to Section 3.1.2), identified as 241.TBD2.10. | |||
| 3.2.11. IP-Port-Local-Id TLV | 3.2.11. IP-Port-Local-Id TLV | |||
| The format of IP-Port-Local-Id TLV is shown in Figure 14. Its "Type" | The format of IP-Port-Local-Id TLV is shown in Figure 14. This | |||
| field contains a value that uniquely refers to the IPFIX Information | attribute carries IPFIX Information Element TBAx3, "localID", which | |||
| Element localID (TBAx3), and its "Value" field contains IPFIX | is a local significant identifier as explained below. | |||
| Information Element localID, which is a local significant identifier | ||||
| as explained below. | ||||
| In some CGN deployment scenarios such as DS-Extra-Lite [RFC6619] and | In some CGN deployment scenarios such as DS-Extra-Lite [RFC6619] and | |||
| Lightweight 4over6 [RFC7596], parameters at a customer premise such | Lightweight 4over6 [RFC7596], parameters at a customer premise such | |||
| as MAC address, interface ID, VLAN ID, PPP session ID, IPv6 prefix, | as MAC address, interface ID, VLAN ID, PPP session ID, IPv6 prefix, | |||
| VRF ID, etc., may also be required to pass to the RADIUS server as | VRF ID, etc., may also be required to pass to the RADIUS server as | |||
| part of the accounting record. | part of the accounting record. | |||
| 0 1 2 3 | 0 1 2 3 | |||
| 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| | TLV-Type | Length | localID .... | | TLV-Type | Length | localID .... | |||
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |||
| Figure 14 | Figure 14 | |||
| TLV-Type | TLV-Type | |||
| 11. This MUST uniquely refer to the IPFIX Information Element | 11 | |||
| identifier TBAx3. | ||||
| Length | Length | |||
| Variable number of bytes. | Variable number of bytes. | |||
| localID | localID | |||
| string. This field contains the data (string) of (TBAx3) defined | string. This field contains the data (string) of (TBAx3) defined | |||
| in IPFIX. This is a local session identifier at the customer | in IPFIX. This is a local session identifier at the customer | |||
| premise, such as MAC address, interface ID, VLAN ID, PPP sessions | premise, such as MAC address, interface ID, VLAN ID, PPP sessions | |||
| End of changes. 39 change blocks. | ||||
| 101 lines changed or deleted | 74 lines changed or added | |||
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