Calls from internal extensions ring the devices connected to SPA112, but calls made from devices result in immediate error tone. The PBX does not acknowledge any activity, here are the relevant logs from SPA112:
May 12 23:47:14 SPA112 daemon.info system[116]: MemTotal: 28416 kB
May 12 23:47:15 SPA112 daemon.info system[116]: MemFree: 9512 kB
May 12 23:48:35 SPA112 user.notice sprvoip: cmd 5, EP 2, ParameterType 27, ParameterValue 20
May 12 23:48:35 SPA112 user.notice sprvoip: cmd - 5, response 8
May 12 23:48:35 SPA112 user.notice sprvoip: cmd 5, EP 2, ParameterType 26, ParameterValue 30
May 12 23:48:35 SPA112 user.notice sprvoip: cmd - 5, response 8
May 12 23:48:35 SPA112 user.notice sprvoip: cmd 2
May 12 23:48:35 SPA112 user.notice sprvoip: Seq Num 12
May 12 23:48:35 SPA112 user.notice sprvoip: cmd - 2, response 2
May 12 23:48:35 SPA112 user.notice sprvoip: cmd 10, EP 2, Node ID 0
May 12 23:48:35 SPA112 user.notice sprvoip: cmd - 10, response 10
May 12 23:48:35 SPA112 user.notice sprvoip: cmd 14, NodeId 0
May 12 23:48:35 SPA112 user.notice sprvoip: cmd - 14, response 18
May 12 23:48:36 SPA112 user.notice sprvoip: cmd - 14, response 42
May 12 23:48:36 SPA112 user.notice sprvoip: cmd - 14, response 43
May 12 23:48:36 SPA112 user.notice sprvoip: cmd - 14, response 42
May 12 23:48:36 SPA112 user.notice sprvoip: cmd - 14, response 43
May 12 23:48:36 SPA112 user.notice sprvoip: cmd - 14, response 42
May 12 23:48:36 SPA112 user.notice sprvoip: cmd - 14, response 43
May 12 23:48:36 SPA112 user.notice sprvoip: cmd - 14, response 42
May 12 23:48:37 SPA112 user.notice sprvoip: cmd - 14, response 43
May 12 23:48:38 SPA112 user.notice sprvoip: cmd 16, NodeId 2
May 12 23:48:38 SPA112 user.notice sprvoip: cmd - 16, response 20
May 12 23:48:38 SPA112 user.notice sprvoip: cmd 14, NodeId 0
May 12 23:48:38 SPA112 user.notice sprvoip: cmd - 14, response 18
May 12 23:48:38 SPA112 user.notice sprvoip: cmd 12, NodeId 0
May 12 23:48:38 SPA112 user.notice sprvoip: cmd - 12, response 14
