August 2017 Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [Suitability Evaluation of Connectivity] Date Submitted: [9 July, 2017] Source: [Joerg ROBERT] Company [Friedrich-Alexander University Erlangen-Nuernberg] Address [Am Wolfsmantel 33, 91058 Erlangen, Germany] Voice:[+49 9131 8525373], FAX: [+49 9131 8525102], E-Mail:[joerg.robert@fau.de] Re: [Updated after discussion in Berlin plenary] Abstract: [This document presents the suitability evaluation for different connectivity that may be used for LPWAN.] Purpose: [Presentation within IG LPWA] Notice: This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. Release: The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P802.15. Joerg ROBERT, FAU Erlangen-Nuernberg

Suitability Evaluation of Connectivity August 2017 Suitability Evaluation of Connectivity Joerg Robert, FAU Erlangen-Nuernberg Joerg Robert, FAU Erlangen-Nuernberg

Gateway / Transparent ( I / II ) <month year> doc.: IEEE 802.15-<doc#> August 2017 Gateway / Transparent ( I / II ) Transmission of the data without IP on the LPWAN link Pros Very low overhead Simple support of uni-directional links Cons Inflexible <author>, <company>

Transparent ( II / II ) Communication Mode Uplink Downlink August 2017 Transparent ( II / II ) Communication Mode Uplink Downlink Uplink / Broadcast Downlink Frequency Regulation ETSI FCC ETSI/FCC None Cell Radius > 50km < 50km < 10km < 5km < 1km Data Period Occasionally, less than 1/day Occasionally 1/day Occasionally 1/hour Occasionally, more than 1/hour Periodically 1/day Periodically 1/hour Periodically, more than 1/hour Data Length <= 16 bytes <= 64 bytes <= 256 bytes > 256 bytes Power Supply CR 2025 2xAA Energy Harvesting External Joerg Robert, FAU Erlangen-Nuernberg

IP w/o Header Compression ( I / II ) <month year> doc.: IEEE 802.15-<doc#> August 2017 IP w/o Header Compression ( I / II ) Transmission of the data without IP on the LPWAN link Pros Simple support of uni-directional links Simple Cons Very high overhead <author>, <company>

IP w/o Header Compression ( II / II ) August 2017 IP w/o Header Compression ( II / II ) Communication Mode Uplink Downlink Uplink / Broadcast Downlink Frequency Regulation ETSI FCC ETSI/FCC None Cell Radius > 50km < 50km < 10km < 5km < 1km Data Period Occasionally, less than 1/day Occasionally 1/day Occasionally 1/hour Occasionally, more than 1/hour Periodically 1/day Periodically 1/hour Periodically, more than 1/hour Data Length <= 16 bytes <= 64 bytes <= 256 bytes > 256 bytes Power Supply CR 2025 2xAA Energy Harvesting External Joerg Robert, FAU Erlangen-Nuernberg

SCHC IP Header Compression ( I / II ) <month year> doc.: IEEE 802.15-<doc#> August 2017 SCHC IP Header Compression ( I / II ) Transmission of IP data with Static Context Header Compression (SCHC) Pros Allows for IPv6 connectivity with minimum of additional overhead Low complexity in sensor nodes Works for uni- and bi-directional communication Cons Additional effort to define and communicate rules Additional functionality in LPWAN gateways Maybe not suitable for all configurations <author>, <company>

SCHC IP Header Compression ( II / II ) August 2017 SCHC IP Header Compression ( II / II ) Communication Mode Uplink Downlink/Downlink Uplink / Broadcast Downlink Frequency Regulation ETSI FCC ETSI/FCC None Cell Radius > 50km < 50km < 10km < 5km < 1km Data Period Occasionally, less than 1/day Occasionally 1/day Occasionally 1/hour Occasionally, more than 1/hour Periodically 1/day Periodically 1/hour Periodically, more than 1/hour Power Supply CR 2025 2xAA Energy Harvesting External Data Length <= 16 bytes <= 64 bytes <= 256 bytes > 256 bytes Joerg Robert, FAU Erlangen-Nuernberg

RFC 6282 Header Compression ( I / II ) <month year> doc.: IEEE 802.15-<doc#> August 2017 RFC 6282 Header Compression ( I / II ) Compression format for IPv6 datagrams over 802.15.4-based networks Pros Allows for IPv6 connectivity with low additional overhead Very flexible without static communication rules Works for uni- and bi-directional communication Cons Higher overhead than SCHC IP header compression that will be several bytes in practical applications <author>, <company>

RFC 6282 Header Compression ( II / II ) August 2017 RFC 6282 Header Compression ( II / II ) Communication Mode Uplink Downlink/Downlink Uplink / Broadcast Downlink Frequency Regulation ETSI FCC ETSI/FCC None Cell Radius > 50km < 50km < 10km < 5km < 1km Data Period Occasionally, less than 1/day Occasionally 1/day Occasionally 1/hour Occasionally, more than 1/hour Periodically 1/day Periodically 1/hour Periodically, more than 1/hour Power Supply CR 2025 2xAA Energy Harvesting External Data Length <= 16 bytes <= 64 bytes <= 256 bytes > 256 bytes Joerg Robert, FAU Erlangen-Nuernberg

Any Questions or Comments? August 2017 Any Questions or Comments? Joerg Robert, FAU Erlangen-Nuernberg