diff --git a/src/client.js b/src/client.js
index 66f0c23..6af76b0 100644
--- a/src/client.js
+++ b/src/client.js
@@ -95,18 +95,18 @@ export default class ClientList {
                                 option.onmessage(event, client)
                             }
                         }
-                        //channel.onclose = event => {
-                        //    console.debug('对方关闭', channel.label, '数据通道')
-                        //    if (option && option.onclose) {
-                        //        option.onclose(event, client)
-                        //    }
-                        //}
-                        //channel.onerror = event => {
-                        //    console.error(data.name, '通道', channel.label, '发生错误')
-                        //    if (option && option.onerror) {
-                        //        option.onerror(event, client)
-                        //    }
-                        //}
+                        channel.onclose = event => {
+                            console.debug('对方关闭', channel.label, '数据通道')
+                            if (option && option.onclose) {
+                                option.onclose(event, client)
+                            }
+                        }
+                        channel.onerror = event => {
+                            console.error(data.name, '通道', channel.label, '发生错误')
+                            if (option && option.onerror) {
+                                option.onerror(event, client)
+                            }
+                        }
                     }
                     webrtc.onicecandidate = event => {
                         if (event.candidate) {
@@ -118,9 +118,10 @@ export default class ClientList {
                         }
                     }
                     webrtc.oniceconnectionstatechange = async event => {
+                        console.log(data.name, 'ICE 连接状态:', webrtc.iceConnectionState)
                         if (webrtc.iceConnectionState === 'disconnected' || webrtc.iceConnectionState === 'failed') {
                             const client = this.clientlist.find(x => x.id === data.id) ?? {}
-                            console.error(data.name, '需要添加新的 candidate', client.online)
+                            console.error(data.name, '需要添加新的 candidate', webrtc.iceConnectionState, client.online)
                             // 添加新的 candidate
                         } else if (webrtc.iceConnectionState === 'connected' || webrtc.iceConnectionState === 'completed') {
                             //console.debug(data.name, 'WebRTC 连接已经建立成功')