From 9b88fd8481e8c82237e784e1c220c640d05ca1d8 Mon Sep 17 00:00:00 2001 From: Oliver Smith Date: Thu, 9 Mar 2023 11:23:06 +0100 Subject: [PATCH] doc: rsl: add RSL_IE_IPAC_RTP_CSD_FORMAT Add documentation for rsl_ipac_rtp_csd_format_d/_ir from libosmocore.git, include/osmocom/gsm/protocol/gsm_08_58.h and wireshark.git, epan/dissectors/packet-rsl.c. Related: OS#4393 Change-Id: Ic8f40076698f2b341cc0096fd96ba2051a41f077 --- doc/manuals/abis/rsl.adoc | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/doc/manuals/abis/rsl.adoc b/doc/manuals/abis/rsl.adoc index 081bf98f8..e627f5c27 100644 --- a/doc/manuals/abis/rsl.adoc +++ b/doc/manuals/abis/rsl.adoc @@ -517,6 +517,7 @@ number*. | Destination IP Port | <> | O | TV | 3 | IP Speech Mode | <> | O | TV | 2 | RTP Payload Type 2 | <> | O | TV | 2 +| RTP CSD Format | <> | O | TV | 2 |=== [[rsl_crcx_msg_ack]] @@ -577,6 +578,7 @@ properties of a user-plane RTP connection. | Destination IP Port | <> | O | TV | 3 | IP Speech Mode | <> | O | TV | 2 | RTP Payload Type 2 | <> | O | TV | 2 +| RTP CSD Format | <> | O | TV | 2 |=== [[rsl_mdcx_msg_ack]] @@ -872,6 +874,7 @@ addition to those indicated in 3GPP TS 48.058 Section 9.3: | 0xf5 | RSL_IE_IPAC_LOCAL_IP | <> | 0xf6 | RSL_IE_IPAC_CONN_STAT | <> | 0xf8 | RSL_IE_IPAC_CONN_ID | <> +| 0xf9 | RSL_IE_IPAC_RTP_CSD_FORMAT | <> | 0xfc | RSL_IE_IPAC_RTP_PAYLOAD2 | <> |=== @@ -1086,6 +1089,39 @@ for future use. | 8..255 | reserved values |=== +[[RSL_IE_IPAC_RTP_CSD_FORMAT]] +==== RSL_IE_IPAC_RTP_CSD_FORMAT + +This information element contains the RTP Circuit Switched Data format. + +.A-bis/IP RTP CSD Format +[options="header",width="60%",cols="15%,15%,70%"] +|=== +| Offset | Size | Description +| 0 | 4 | RTP CSD Format D +| 4 | 4 | RTP CSD Format IR +|=== + +.A-bis/IP RTP CSD Format D Values +[options="header",width="40%",cols="20%,80%"] +|=== +| Value | Description +| 0 | External TRAU format +| 1 | Non-TRAU Packed format +| 2 | TRAU within the BTS +| 3 | IWF-Free BTS-BTS Data +|=== + +.A-bis/IP RTP CSD Format IR Values +[options="header",width="40%",cols="20%,80%"] +|=== +| Value | Description +| 0 | 8 kb/s +| 1 | 16 kb/s +| 2 | 32 kb/s +| 3 | 48 kb/s +|=== + === A-bis RSL Initialization / BTS bring-up Upon receiving the 'IPA RSL CONNECT' OML message by the respective