If you have configured in Asterisk (or you fron-end FreePBX) sip trunk provider of VoIP, but outbound link is not working, and in output:# asterisk -rx "sip show peers"you see that your sip trunk UNREACHABLE in the
"ERROR: Failed to load nf_conntrack module: modprobe: ERROR: could not find module by name='nf_conntrack'..." was exactly the error I had after the upgrade to firewalld-0.6.3-2.el7_7.1.noarch.You should check if the downgrade w
OEM SLP Key Windows Server 2012 R2 Datacenter
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2N9T6-Y284D-T68G9-QGV6X-FRFTD --- 00253-00000-00014-AAOEM --- Dell
Code:
Windows Server 2012 R
DNS jumper利益相关:我完全不认识这个软件的开发者,当然他们更不可能认识我。。。是歪果仁写的一款完全免费(觉得好用可以捐助),不用安装的绿色软件,支持是中文,没有广告。官网:Dns Jumper先来看看主界面:很朴素,却很强大、方便。支持分网卡单独设置DNS(无线网卡和有线网卡分别设置不同的DNS)支持一键查询所有内置和自己保存的DNS链接速度支持DNS地址分组管理支持IPv6 DNS一键清除DNS缓存切换DNS服务器时自动切换对应的DNS缓存内置N多个世界各地的DNS服务器IP完全免费