[多选题]针对uMAC前台的计费组网，有哪几种配置方式？ For the billing networking of the uMAC foreground, there are the following configuration modes: ( ).
A.地址唯一，端口号每个模块分配一个 The IP address is globally unique, and one port number is allocated to each module.
B.每个模块地址和端口号随意分配 The IP address and port number of each module are allocated randomly.
C.每个模块地址和端口号必须一致 The IP address and port number of each module should be consistent.
D.端口号唯一，地址每个模块分配一个 The port number is globally unique, and one IP address is allocated to each module.

[多选题]V4 uMAC MME需要哪几种单板？
A.SBCJ
B.EMSI
C.EGBS
D.EGFS
E.GES

[多选题]V4 uMAC SGSN需要哪几种单板？（ )
A.SBCJ
B.EMSI
C.EGBS
D.EGFS

[多选题]ETCA-UMAC机框后插单板有哪几种？
A.SBCJ
B.EMSI
C.RMNIC
D.EGBS
E.EGFS

[多选题]V4-uMAC中，在配置模块时，有哪几种模块类型可供选择？（ )
A.UOMP模块（UOMP）
B.USMP模块（USMP）
C.USUP_GPRS模块（USUP_GPRS）
D.USUP_3G模块（USUP_3G）

[多选题]ZXUN uMAC-MME网管操作维护系统中，在为新建用户进行权限分配时，可以选择哪几种角色？
A.管理员
B.操作员
C.维护员
D.监控员

[判断题]uMAC系统组网中，各个接口的业务地址都配置在loopback上。 In the uMAC system networking structure, service addresses of all interfaces are configured on the loopback.
A.正确
B.错误

[多选题]uMAC系统组网中，下面哪些接口建议使用OSPF？（ ） In the uMAC system networking structure, it is recommended to use OSPF for the following interfaces: ( ).
A.Gn
B.IuPS
C.Gb
D.Gr

[多选题]uMAC系统组网中，涉及到的接口包括（ ）。 In the uMAC system networking structure, the following interfaces are involved: ( ).
A.Gn
B.IuPS
C.Gi
D.Gs

[单选题]uMAC系统组网中，Gs口是和（ ）直接的接口。 In the uMAC system networking structure, the Gs interface is directly connected to the ( ).
A.GGSN
B.RNC
C.MSC
D.HLR

[多选题]计费服务器的话单文件通过FTP协议传送给计费中心分为哪几种情况？ When the billing server sends CDR files to the billing center through FTP, it includes the following situations: ( ).
A.计费中心主动取话单 The billing center gets CDRs from the billing server.
B.计费服务器主动送话单 The billing server sends CDRs to the billing center.
C.计费中心主动送话单 The billing center send CDRs to the billing server.
D.计费服务器主动取话单 The billing server gets CDRs from the billing center.

[多选题]uMAC系统组网中，下面哪些接口建议使用负荷分担方式？（ ） In the uMAC system networking structure, it is recommended to configure the load balancing mode for the following interfaces: ( ).
A.Gn
B.IuPS
C.Gb
D.Ga

[多选题]uMAC关于Gn接口的组网方案的描述正确的是（）。 Which of the following descriptions are correct about the networking of the Gn interface? ( )
A.如果用于Gn的EMSI GE数量超过8个（含8个），建议在EMSI上启用端口聚合功能。 If the number of EMSI GEs of the Gn interface is more than 8 (including 8), it is recommended to enable the port aggregation function in EMSI.
B.无论是采用聚合口方式还是采用物理口方式，Gn口都是工作在接口负荷分担方式下 No matter the aggregate port mode or physical port mode is used, the Gn interface works in load sharing mode.
C.相同聚合口中的物理接口必须连接到不同交换机 Physical interfaces in the same aggregate port must connect to different switches.
D.Gn口推荐采用OSPF协议与外部交换机/路由器互通 For the Gn interface, it is recommended to use the OSPF protocol to communicate with external switches/routers.

[单选题]uMAC系统组网中，下面哪个接口组网时，两个物理接口建议工作主备方式？（ ） In the uMAC system, during networking of the ( ) interface, it is recommended to configure the two physical interfaces in active/standby working modes.
A.Gn
B.IuPS
C.Gr
D.Ga

[单选题]uMAC系统组网中，下面哪个接口组网时，外部交换机建议工作在二层？（ ） In the uMAC system, during networking of the ( ) interface, it is recommended to make the external switch work on layer-2.
A.Gn
B.IuPS
C.Gr
D.Ga

[多选题]两部制电价用户基本电费计费方式有哪几种？(____)
A.按变压器容量
B.按合同最大需量
C.按实际用电量
D.按实际最大需量

[多选题]在AC+Fit AP的组网中，Fit AP可通过下列（ ）哪几种方式注册到AC。
A.二层方式：AP与无线交换机直连或通过二层网络连接
B.三层方式：AP通过三层网络连接时，通过DHCP option 43方式取得AC地址
C.三层方式：AP通过三层网络连接时，AP通过DHCP server获取IP地址、DNS server地址、域名
D.四层方式：AP通过三层网络连接时，与AC建立TCP连接，获取注册所需信息