多选题
发布日期:2020-04-13
Analog phones, connected to the PSTN, act as internal call agents if IP communication to the CallManager is lost.
An onsite gateway reroutes calls over the PSTN if IP communication to the CallManager is lost.
The IP phones can reroute calls over the PSTN if IP communication to the CallManager is lost.
Local voice gateways can assume the function of a call agent if IP communication to the CallManager is lost.
IP phones use an internal call agent if IP communication to the CallManager is lost.
题王网让考试变得更简单
扫码关注题王,更多免费功能准备上线!
此试题出现在
其他考试
下列哪项是丹参治疗冠心病的主要有效成分?( )
海洋运输货物保险中,向承运人索赔的时效为1年。
本茨发明的汽车与戴姆勒发明的汽车有什么不同之处?
同一建筑物还可按权属的不同分割为若干物业。
()被公认为研究环境-战略-结构之间关系的第一位管理学家。
欧洲的历史告诉我们,政治、经济、军事、文化等方面的文明应该根据社会实际的需要有选择地重点发展,不必面面俱到。
对崂山太清宫正确的说法是( )。
总行及管辖行要定期不定期组织对辖内风险分类的检查,可采取专项检查或与信贷检查、审计检查、飞行检查相结合等方式进行,但()至少要组织一次全面的风险分类真实性(偏离度)检查。
贷款结息日,系统自动扣收贷款利息,同时扣收贷款本金的,打印().
葡萄胎最具有特征性声像图表现为()。
暂无相关推荐~
Which two VoIP capabilities are utilized when the CallManager and the gateway ar...
VoIP可以采取多种标准协议实现,以下不属于VOIP使用的协议是:()。
Which of the following can be utilized from a Legacy form without additional cod...
Which two statements are correct about the signaling methods that are utilized f...
LDAP is being utilized throughout the Company Wireless network. Which issue or ...
Tivoli Key Lifecycle Manager V2 can be utilized to :()
What are the storage component areas utilized in the IBM Storwize V7000?()
Which method could be utilized to identify both DML operations and the SQL state...
EPON系统如果提供语音业务必须支持VoIP方式。VOIP可采用()协议。
What are four capabilities of the mysql client program?()