$ xpra start ssh://test@10.88.9.32/ --start-child=xterm
2023-04-06 15:50:22,568 Xpra GTK3 X11 client version 4.4.4-r0 64-bit
2023-04-06 15:50:22,682  running on Linux ALT 10.1 Mendelevium
2023-04-06 15:50:22,686  window manager is 'Metacity (Marco)'
2023-04-06 15:50:26,002 GStreamer version 1.20.3
2023-04-06 15:50:26,194 created unix domain socket '/run/user/500/xpra/clients/server-10-1-x86-64-20230406.localdomain-4617'
2023-04-06 15:50:26,420 Connected (version 2.0, client OpenSSH_7.9)
2023-04-06 15:50:29,776 Warning: unknown SSH host '10.88.9.32'
2023-04-06 15:50:33,807 host key confirmed
2023-04-06 15:50:33,840 SSH password authentication failed:
2023-04-06 15:50:33,840  Bad authentication type
2023-04-06 15:50:33,841   allowed types: ['publickey', 'password']
2023-04-06 15:50:36,142 Authentication (password) successful!
2023-04-06 15:50:36,444 ssh server OS is 'linux-gnu'
2023-04-06 15:50:36,848 Warning: appindicator library not found
2023-04-06 15:50:36,848  you may want to install libappindicator
2023-04-06 15:50:36,848  to enable the system tray.
2023-04-06 15:50:36,937  keyboard settings: rules=evdev, model=pc105, layout=us,ru
2023-04-06 15:50:36,953  desktop size is 1024x768:
2023-04-06 15:50:36,955   :0.0 (270x203 mm - DPI: 96x96) workarea: 1024x716  at    0x27  
2023-04-06 15:50:36,955     Virtual-1        (271x203 mm)
2023-04-06 15:50:37,323  SSH: "Warning: the 'start-child' option is used,"
2023-04-06 15:50:37,323  SSH: " but 'exit-with-children' is not enabled,"
2023-04-06 15:50:37,324  SSH: " you should just use 'start' instead"
2023-04-06 15:50:37,535  SSH: 'Entering daemon mode; any further errors will be reported to:'
2023-04-06 15:50:37,536  SSH: "  '/run/user/500/xpra/S4323/server.log'"
2023-04-06 15:50:39,027  SSH: 'Actual display used: :1'
2023-04-06 15:50:39,028  SSH: "Actual log file name is now: '/run/user/500/xpra/1/server.log'"
2023-04-06 15:50:42,994 enabled remote logging
2023-04-06 15:50:42,995 Xpra X11 seamless server version 4.4
2023-04-06 15:50:43,085 running
^C
2023-04-06 15:54:24,366 Python/GTK3 Client got signal SIGINT
2023-04-06 15:54:24,367 exiting
2023-04-06 15:54:24,370 SSH EOF on stderr of run-xpra
2023-04-06 15:54:24,392 removing unix domain socket '/run/user/500/xpra/clients/server-10-1-x86-64-20230406.localdomain-4617'



$ xpra start ssh://test@10.88.9.32/ --start-child=xterm
2023-04-06 15:51:26,787 Xpra GTK3 X11 client version 4.4.4-r0 64-bit
2023-04-06 15:51:26,862  running on Linux ALT 10.1 Mendelevium
2023-04-06 15:51:26,865  window manager is 'Metacity (Marco)'
2023-04-06 15:51:28,037 GStreamer version 1.20.3
2023-04-06 15:51:28,234 created unix domain socket '/run/user/500/xpra/clients/server-10-1-x86-64-20230406.localdomain-4913'
2023-04-06 15:51:28,405 Connected (version 2.0, client OpenSSH_7.9)
2023-04-06 15:51:28,500 SSH password authentication failed:
2023-04-06 15:51:28,500  Bad authentication type
2023-04-06 15:51:28,501   allowed types: ['publickey', 'password']
2023-04-06 15:51:37,148 Authentication (password) successful!
2023-04-06 15:51:37,443 ssh server OS is 'linux-gnu'
2023-04-06 15:51:37,832 Warning: appindicator library not found
2023-04-06 15:51:37,832  you may want to install libappindicator
2023-04-06 15:51:37,832  to enable the system tray.
2023-04-06 15:51:37,943  keyboard settings: rules=evdev, model=pc105, layout=us,ru
2023-04-06 15:51:37,964  desktop size is 1024x768:
2023-04-06 15:51:37,966   :0.0 (270x203 mm - DPI: 96x96) workarea: 1024x716  at    0x27  
2023-04-06 15:51:37,966     Virtual-1        (271x203 mm)
2023-04-06 15:51:38,236  SSH: "Warning: the 'start-child' option is used,"
2023-04-06 15:51:38,237  SSH: " but 'exit-with-children' is not enabled,"
2023-04-06 15:51:38,237  SSH: " you should just use 'start' instead"
2023-04-06 15:51:38,445  SSH: 'Entering daemon mode; any further errors will be reported to:'
2023-04-06 15:51:38,445  SSH: "  '/run/user/500/xpra/S4551/server.log'"
2023-04-06 15:51:39,786  SSH: 'Actual display used: :2'
2023-04-06 15:51:39,787  SSH: "Actual log file name is now: '/run/user/500/xpra/2/server.log'"
2023-04-06 15:51:44,260 Error parsing rencodeplus packet:
2023-04-06 15:51:44,261  invalid literal for int() with base 10: b'5\x00\x11\x0f\x02\x00\x81'
2023-04-06 15:51:44,263 Error: failed to connect
2023-04-06 15:51:44,264  received uninterpretable nonsense: failed to parse rencodeplus packet
2023-04-06 15:51:44,264  packet no 0 data: 5/@\rÝÿn§!tRNSÿÿÿÿÿÿOÐÐ»Ð¾ÐºÐ½Ð¾Ñ Winez*wq\r$I&¨»&
2023-04-06 15:51:44,333 SSH EOF on stderr of run-xpra
2023-04-06 15:51:44,351 removing unix domain socket '/run/user/500/xpra/clients/server-10-1-x86-64-20230406.localdomain-4913'