Ethernet header compression in a wireless network
A wireless device receives, from a base station, a radio resource control message comprising at least one packet data convergence protocol (PDCP) configuration parameter indicating Ethernet header compression for a data radio bearer. The wireless device receives, from the base station and based on the at least one PDCP configuration parameter, mapping information between: a source medium access control (MAC) address and a destination MAC address; and a corresponding header compression index. The wireless device receives a compressed Ethernet packet: compressed based on the mapping information; and comprising the corresponding header compression index.
1. A wireless device comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the wireless device to:
receive, from a base station, a radio resource control message comprising at least one packet data convergence protocol (PDCP) configuration parameter indicating Ethernet header compression for a data radio bearer;
receive, from the base station and based on the at least one PDCP configuration parameter, a message comprising:
a source medium access control (MAC) address and a destination MAC address; and
a header compression index corresponding to the source MAC address and the destination MAC address; and
receive a compressed Ethernet packet:
comprising a packet header being compressed based on the message; and
comprising the corresponding header compression index.
2. The wireless device of claim 1 , wherein the instructions, when executed by the one or more processors, further cause the wireless device to send, to the base station, a capability parameter indicating the wireless device supports Ethernet header compression capability, wherein the sending the RRC message is based on the capability parameter.
3. The wireless device of claim 1 , wherein the corresponding header compression index indicates the source MAC address and the destination MAC address.
4. The wireless device of claim 1 , wherein the instructions, when executed by the one or more processors, further cause the wireless device to send, to the base station, a registration request message requesting registration and comprising an Ethernet header compression capability parameter indicating wireless device capability of supporting the Ethernet header compression.
5. The wireless device of claim 1 , wherein the message comprises mapping information between:
the source MAC address and the destination MAC address; and
the corresponding header compression index.
6. A wireless device comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the wireless device to:
receive, from a base station, a radio resource control (RRC) message comprising at least one packet data convergence protocol (PDCP) configuration parameter for a data radio bearer;
send, to the base station and based on the at least one PDCP configuration parameter, a message comprising:
a source medium access control (MAC) address and a destination MAC address; and
a header compression index corresponding to the source MAC address and the destination MAC address;
send, to the base station, a compressed Ethernet packet:
comprising a packet header being compressed based on the message; and
comprising the corresponding header compression index.
7. The wireless device of claim 6 , wherein the instructions, when executed by the one or more processors, further cause the wireless device to send, to the base station, a capability parameter indicating the wireless device supports Ethernet header compression capability, wherein the sending the RRC message is based on the capability parameter.
8. The wireless device of claim 6 , wherein the corresponding header compression index indicates the source MAC address and the destination MAC address.
9. The wireless device of claim 6 , wherein the instructions, when executed by the one or more processors, further cause the wireless device to send, to the base station, a registration request message requesting registration and comprising an Ethernet header compression capability parameter indicating wireless device capability of supporting the Ethernet header compression.
10. The wireless device of claim 6 , wherein the message comprises mapping information between:
the source MAC address and the destination MAC address; and
the corresponding header compression index.
11. The wireless device of claim 6 , wherein:
the at least one PDCP configuration parameter further indicates a robust header compression (ROHC) profile; and
the compressed packet header comprises a compressed internet protocol (IP) header.
12. A system comprising:
a base station; and
a wireless device comprising:
one or more processors; and
memory storing instructions that, when executed by the one or more processors, cause the wireless device to:
receive, from the base station, a radio resource control message comprising at least one packet data convergence protocol (PDCP) configuration parameter indicating Ethernet header compression for a data radio bearer;
receive, from the base station and based on the at least one PDCP configuration parameter, a message comprising:
a source medium access control (MAC) address and a destination MAC address; and
a header compression index corresponding to the source MAC address and the destination MAC address; and
sending, to the wireless device, a compressed Ethernet packet:
comprising a packet header being compressed based on the message; and
comprising the corresponding header compression index.
13. The system of claim 12 , wherein the base station receives from an access and mobility management function (AMF), a packet data unit (PDU) session request message comprising an Ethernet PDU session type for a PDU session corresponding to the data radio bearer, wherein the sending the radio resource control (RRC) message is based on the Ethernet PDU session type in the PDU session request message.
14. The system of claim 13 , wherein the PDU session request message comprises a capability parameter indicating that the wireless device supports Ethernet header compression capability, wherein the sending the RRC message is based on the capability parameter.
15. The system of claim 12 , wherein the instructions, when executed by the one or more processors, further cause the wireless device to send, to the base station, a capability parameter indicating the wireless device supports Ethernet header compression capability, wherein the sending the RRC message is based on the capability parameter.
16. The system of claim 12 , wherein the corresponding header compression index indicates the source MAC address and the destination MAC address.
17. The system of claim 12 , wherein the message comprises mapping information between:
the source MAC address and the destination MAC address; and
the corresponding header compression index.