Section: 5.7.12.3 Actions related to transmission of IABOtherInformation message
Content: The IAB-MT shall set the contents of IABOtherInformation message as follows: 1> if the procedure is used to request IP addresses: 2> if IPv4 addresses are requested: 3> set the iab-IPv4-AddressNumReq to the number of IPv4 addresses requested per specific usage; 2> if IPv6 addresses or IPv6 address prefixes are requested: 3> if IPv6 addresses are requested: 4> set the iab-IPv6-AddressNumReq to the number of IPv6 addresses requested per specific usage; 3> else if IPv6 address prefixes are requested: 4> set the iab-IPv6-AddressPrefixReq to true per specific usage; 1> if the procedure is used to report IP addresses: 2> if IPv4 addresses are reported: 3> include iPv4-Address in iab-IPv4-AddressReport, and for each IP address included: 4> if IPv4 addresses are used for F1-C traffic: 5> include these addresses in f1-C-Traffic-IP-Address. 4> if IPv4 addresses are used for F1-U traffic: 5> include these addresses in f1-U-Traffic-IP-Address. 4> if IPv4 address are used for non-F1 traffic: 5> include these addresses in non-f1-Traffic-IP-Address. 4> if IPv4 addresses are used for all traffic: 5> include these addresses in all-Traffic-IAB-IP-Address. 2> if IPv6 addresses or IPv6 address prefixes are reported: 3> if IPv6 addresses are reported: 4> include iPv6-Address in iab-IPv6-AddressReport, and for each IP address included; 5> if IPv6 addresses are used for F1-C traffic: 6> include these addresses in f1-C-Traffic-IP-Address. 5> if IPv6 addresses are used for F1-U traffic: 6> include these addresses in f1-U-Traffic-IP-Address. 5> if IPv6 addresses are used for non-F1 traffic: 6> include these addresses in non-f1-Traffic-IP-Address. 5> if IPv6 addresses are used for all traffic: 6> include these addresses in all-Traffic-IAB-IP-Address. 3> else if IPv6 address prefixes are reported: 4> include these iPv6-Prefix in iab-IPv6-PrefixReport, and for each IP address prefix included; 5> if this IPv6 address prefix is used for F1-C traffic: 6> include this prefix in f1-C-Traffic-IP-Address. 5> if this IPv6 address prefix is used for F1-U traffic: 6> include this prefix in f1-U-Traffic-IP-Address. 5> if this IPv6 address prefix is used for non-F1 traffic: 6> include this prefix in non-f1-Traffic-IP-Address. 5> if this IPv6 address prefix is used for all traffic: 6> include this prefix in all-Traffic-IAB-IP-Address. 1> if the IAB-MT is in (NG)EN-DC, or 1> if the IAB-MT is in NR-DC and the IAB Other Information procedure is towards the IAB-donor-CU in the SN: 2> if SRB3 is configured: 3> submit the IABOtherInformation message via SRB3 to lower layers for transmission; 2> else if the IAB-MT is in (NG)EN-DC: 3> submit the IABOtherInformation message via the E-UTRA MCG embedded in E-UTRA RRC message ULInformationTransferMRDC as specified in TS 36.331[ Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource Control (RRC); Protocol specification ]  [10]; 2> else: 3> submit the IABOtherInformation message via the NR MCG embedded in NR RRC message ULInformationTransferMRDC as specified in clause 5.7.2a.3; 1> else: 2> submit the IABOtherInformation message to lower layers for transmission.