Am I connecting to the right bus?

[PanAeon]

Hi,
I've got old Saunier Duval water and heating boilder circa 2005-2006.
When I connect via the new adapter I got this:

root@2571d142f505:/# ebusd -d mdns:e4b323944790 -f --log=all:error --log=bus:info
2025-01-10 03:58:37.951 [main notice] discovering device from "mdns:e4b323944790", try 1/3
2025-01-10 03:58:42.956 [main notice] discovering device from "mdns:e4b323944790", try 2/3
2025-01-10 03:58:47.960 [main notice] discovering device from "mdns:e4b323944790", try 3/3
2025-01-10 03:58:52.964 [main error] unable to discover device "mdns:e4b323944790", none found
root@2571d142f505:/# ebusd -d mdns:e4b323944790 -f --log=all:error --log=bus:info -l /var/log/ebusd.log
2025-01-10 03:59:27.179 [main notice] discovering device from "mdns:e4b323944790", try 1/3
2025-01-10 03:59:27.480 [main notice] using discovered device with ID e4b323944790 and device string ens:192.168.0.248
2025-01-10 03:59:29.212 [bus notice] bus started with own address 31/36
2025-01-10 03:59:29.212 [bus notice] signal acquired
2025-01-10 03:59:32.008 [bus notice] max. symbols per second: 237
2025-01-10 03:59:39.213 [bus info] send message: 31fe07fe00
2025-01-10 03:59:45.386 [bus error] send to fe: ERR: arbitration lost, retry
2025-01-10 03:59:50.726 [bus error] send to fe: ERR: arbitration lost, retry
2025-01-10 03:59:54.628 [bus error] send to fe: ERR: arbitration lost
2025-01-10 03:59:54.628 [main error] initial scan failed: ERR: arbitration lost

Am I connecting to the right bus? What is successful communication reply?
Please, If anyone got any helpful thoughts on Saunier Duval, please, pretty please, post them here.

Update, info says this:

ebusctl info
version: ebusd 24.1.24.1
device: 192.168.0.248:9999, TCP, enhanced, firmware 1.1[4c15].1[4c15]
signal: acquired
symbol rate: 232
max symbol rate: 235
reconnects: 0
masters: 1
messages: 17
conditional: 0
poll: 0
update: 10
address 31: master #8, ebusd
address 36: slave #8, ebusd

[PanAeon]

the answer was yes, Red and Black wires