更多"[多选题]关于xGW(PDSN)的信令跟踪，以下哪些信令是用于PCF发"的相关试题:
[多选题]关于xGW(PDSN)的信令跟踪，以下哪些信令是用于PDSN发给PCF的？
During signaling trace of the xGW(PDSN), the following signaling messages are sent from the PDSN to the PCF: ( ).
A.A11-Registration Request
B.A11-Registration Reply
C.A11-Registration Update
D.A11-Registration Acknowledge
E.
F.
G.23
H.reply update
[单选题]EMS上实现xGW GGSN信令跟踪功能，必须在xGW上增加一个（）用户。
To enable the xGW GGSN signaling trace function in the EMS, we must add a ( ) account in the GGSN.
A.ems-user
B.xgw-user
C.zte
D.admin
[单选题]关于xGW(PDSN)的信令跟踪，开启内部信令和详细业务观察的快捷键为（）。
A.ctrl+alt+0
B.ctrl+alt+1
C.ctrl+shift+0
D.ctrl+shift+1
[多选题]关于xGW(PDSN)的信令跟踪，在PPP协商过程中，PDSN发送的信令有（）。
During signaling trace of the xGW(PDSN), in the PPP negotiation process, the PDSN sends the following signaling messages: ( ).
A.ST_RP_SIGNAL_A11_RRQ_RCV_PKT
B.Radius Access Request
C.ST_PPP_SIGNAL_PPP_IPCP_CON_REQ_SEND
D.Radius Accounting Start Request
E.
F.
G.23
[单选题]关于xGW(PDSN)的信令，下列哪个用于PDSN指示PCF释放A10连接？
A.ST_RP_SIGNAL_A11_RRQ_RCV_PKT
B.ST_RP_SIGNAL_A11_RRP_SEND_PKI
C.ST_RP_SIGNAL_A11_REGUPD_SEND
D.ST_RP_SIGNAL_A11_REGUPDACK_RCV
[单选题]xGW系统中，（ ）子系统对外提供统一接口，主要实现系统配置、性能采集、告警通知、信令跟踪以及各种本地维护工具功能。
In the xGW system, the ( ) subsystem provides a unified interface to the external, which achieves the following functions: system configuration, performance statistics collection, alarms and notifications, signaling trace and various local maintenance tools.
A.PS
B.OAM
C.PM
D.DB
[多选题]关于xGW(PDSN)的在线用户释放，下列哪些命令是释放多用户的？
During release of online subscribers on the xGW(PDSN), the following commands are used to release multiple subscribers: ( ).
A.release-subscriber-all
B.release-subscriber-cpu
C.release-subscriber-imsi-segment
D.release-subscriber-l2tp
E.
F.123
G.12
H.all cup
[多选题]关于xGW(PDSN)的在线用户释放，下列哪些命令是释放单用户的？
During release of online subscribers on the xGW(PDSN), the following commands are used to release a single subscriber: ( ).
A.release-subscriber-msip
B.release-subscriber-cpu
C.release-subscriber-imsi
D.release-subscriber-l2tp
E.
F.123
G.34
H.IMSI 12tp
[多选题]网管系统具有完善的信令跟踪功能，可跟踪完整的()等。
A.NO.1信令
B.PRI信令
C.NO.7信令
[多选题]xGW(PDSN)的割接入网操作，硬件检查及准备包括（）。
During cutover of the xGW (PDSN), we need to perform the following hardware checks and preparations: ( ).
A.单板运行状态检查
Check the running status of boards.
B.MPU串口是否到位，可用
Check whether the serial port of the MPU is available.
C.STANBY是否接线，可接入
Check whether the STANDBY port can be connected.
D.SNIFFER抓包是否准备好
Check whether the Sniffer tool is ready.
[多选题]某OCS预付费用户投诉无法上网，在xGW GGSN上做用户信令和数据跟踪发现用户激活成功，但只有上行数据没有下行数据，可能的问题原因有（ ）。
An OCS PPC subscriber cannot access the Internet. Through subscriber signaling trace and data trace on the xGW GGSN, we find that the subscriber has been activated successfully, but there is only uplink data and no downlink data, what are the possible causes? ( )
A.GGSN内容计费配置错误
Content charging configurations on the GGSN are incorrect.
B.Gi网络故障
A network fault occurs to the Gi interface.
C.用户余额不足
The subscriber's account balance is insufficient.
D.防火墙故障
A fault occurs to the firewall.
E.
F.13
G.1234
[单选题]关于xGW(PDSN)，以下哪种不可能导致所有GSU单板异常重启？
On the xGW(PDSN), which of the following situations doesn't cause all GSU boards to reboot abnormally? ( )
A.所有MPU单板重启
All MPU boards are rebooted.
B.所有SFU单板重启
All SFU boards are rebooted.
C.所有PFU单板重启
All PFU boards are rebooted.
D.所有电源模块掉电
All power modules are powered off.
[单选题]xGW PDSN 与PCF对接时，仅需要告诉对方（）的地址。
When the xGW PDSN interconnects with the PCF, it only needs to notify the opposite office of the ( ) address.
A.SLB
B.MPU
C.PFU
D.GSU
[单选题]调试attach业务时, 信令跟踪中必需选择的协议是（）。
A.FRNS
B.LLC
C.GMM
D.SM
[多选题]uMAC本地维护终端信令跟踪下可查看的失败观察有（）？
A.GSNMap类失败观察
B.TM类失败观察
C.SIG类失败观察
D.丢弃消息
E.
F.123
[单选题]关于xGW(PDSN)，以下哪种不可能导致所有GSU单板异常重启？
A.所有MPU单板重启
All MPU boards are rebooted.
B.所有SFU单板重启
All SFU boards are rebooted.
C.所有PFU单板重启
All PFU boards are rebooted.
D.所有电源模块掉电
All power modules are powered off.
[单选题]信令跟踪工具在本机参数设置里可以将数据缓冲区最大记录数设置为多少？ ( )
A.2000条
B.5000条
C.10000条
D.以上都是
[单选题]在xGW(PDSN)的信令中，下面哪条信令表示终端主动发起释放PPP连接？
A.ST_PPP_SIGNAL_PPP_LCP_TER_REQ_RCV
B.ST_PPP_SIGNAL_PPP_LCP_TER_REQ_SEND
C.ST_PPP_SIGNAL_PPP_IPCP_TER_REQ_RCV
D.ST_PPP_SIGNAL_PPP_IPCP_TER_REQ_SEND
