xmpp - 通信时出现 Ejabberd 错误等待功能请求错误

Question

2016-09-05 19:34:51.079 [info] <0.498.0>@ejabberd_http:init:157 started: {gen_tcp,#Port<0.3947>}
2016-09-05 19:35:06.894 [info] <0.491.0>@ejabberd_listener299 (#Port<0.3948>) Accepted connection 103.255.4.61:40738 -> 162.243.172.244:5222
2016-09-05 19:35:07.306 [info] <0.500.0>@ejabberd_c2s:wait_for_feature_request:789 ({socket_state,gen_tcp,#Port<0.3948>,<0.499.0>}) Failed authentication for 57a6697147e6e21b268b456d@server1.**.com from 193.355.4.61
2016-09-05 19:35:08.225 [info] <0.491.0>@ejabberd_listener299 (#Port<0.3949>) Accepted connection 103.255.4.61:40739 -> 162.243.172.244:5222
2016-09-05 19:35:08.503 [info] <0.502.0>@ejabberd_c2s:wait_for_feature_request:789 ({socket_state,gen_tcp,#Port<0.3949>,<0.501.0>}) Failed authentication for 57a6697147e6e21b268b456d@server1.**.com from 193.355.4.61

当 XMPP 主客户端应用程序尝试向驱动程序应用程序发送请求时出现此错误