China National Standards

China Security requirements SIP Industry Standards English PDF List

  •  China "Security requirements SIP" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YD/T 2256-2011 Security requirements of SIP protocol
    对支持sip协议设备的安全性技术要求    		 China Telecommunication Standards
    Security requirements SIP
    English PDF

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