如何修复电话和PBX之间的SIP线路状态不匹配?

简介

概述

在部分环境下,电话显示SIP线路已注册,但PBX仍提示分机处于离线状态。该问题通常与路由器或NAT转发机制相关。为优化设备状态同步,请将电话的保活类型修改为SIP OPTIONS,并将保活间隔设置为15秒

适用机型

支持设备:全系列电话机型
支持固件:适配机型的全部固件版本

前置要求

① 两台BX4U电话接入交换机,可自动获取IP地址
② 一台配置电脑接入同一交换机,确保电脑与电话网络通信正常

电话与电脑连接示意图

电话与电脑连接示意图

解决方案

缩短注册周期

登录电话网页管理端,依次进入线路 - SIP。将注册有效期改为120秒300秒,点击提交保存。

修改注册有效期

启用保活功能

1. 登录电话网页管理界面。

2. 依次打开线路 - SIP - 高级设置

3. 将保活类型设置为SIP OPTIONS保活间隔设置为15秒

4. 点击页面底部的提交按钮完成配置。

保活功能配置界面

目录
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