You have a durable subscriber, and the subscriber is down or not reachable when the message is produced. Which two options regarding the expiry of these messages are true?（）A、after the subscriber is unavailable for 10 minutesB、when the subscriber is availableC、after the subscriber is unavailable for after an hourD、are available until the specified time elapsesE、are expired instantly
You have a durable subscriber, and the subscriber is down or not reachable when the message is produced. Which two options regarding the expiry of these messages are true?（）
- A、after the subscriber is unavailable for 10 minutes
- B、when the subscriber is available
- C、after the subscriber is unavailable for after an hour
- D、are available until the specified time elapses
- E、are expired instantly
相关考题：
你正在创建一个处理 XML 文档的应用。其 XML 文档格式如下:在你的应用中,你已经装入 XML 文档到一个名为 subscriber 的对象中。请问,下面那一个代 码正确的得到 phone 属性的值?() A.subscriber.DocumentElement.Attributes(phone).ValueB.subscriber.DocumentElement.ChildNodes[2].ValueC.subscriber.FirstChild.Attributes(phone).ValueD.subscriber.GetElementById(phone).ValueE.subscriber.DocumentElement.GetAttributeNode(phone).Value
How does the ERX Edge Router interact with subscriber IP addresses assigned by an external DHCP server?() A.It monitors messages from the external server and updates the routing table as needed.B.It maintains the leases for the DHCP server and reassigns addresses to new subscribers.C.It sends keep alives to the subscriber and makes the address available when the subscriber stops responding.D.It sends keep alives to the subscriber and removes the host route when the subscriber stops responding.
Which two statements are true regarding L2TP? ()(Choose two.) A. Tunnels are initiated by the LACB. Tunnels are initiated by the LNSC. By default, subscriber authentication occurs on the LNSD. By default, subscriber authentication occurs on the LAC
Which configuration command causes a PPPoE subscriber to be connected to a captive portal?() A. urlB. motmC. acNameD. sessions
When multiple PPP over Ethernet subscribers connect using the same DSL modem, which two attributes does the ERX use to differentiate between subscribers? ()(Choose two.) A. PPP session IDB. subscriber nameC. source MAC addressD. destination MAC address
Which CLI command displays the currently connected PPPoA subscribers?() A. show usersB. show subscribersC. show aaa subscriberD. show connected subscriber
In a DSL network,which device terminates the PPP over Ethernet subscriber’s two－wire phone line?() A.RASB.DSLAMC.ATMswitchD.RADIUSserver
Which of the following is equipment provided by the telephone company that provides remotediagnostic and loopback services for subscriber lines?() A. 66 blockB. DemarcC. Smart jackD. 110 block
Which two statements are true regarding trace options on Junos devices?（）A、You can see the contents of the log file by entering the show log filename commandB、Trace options will send information to your screen automaticallyC、Trace options are limited to one protocol at a timeD、The file name and set of flags may be specified when enabling trace options
You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions， monitoring the database server， and design deployment. In the company， you major job is the deployment， maintenance and support of Microsoft SQL Server 2005. You work as a database administrator for a financial services company. Replication is configured between two SQL Server 2005 computers， and the servers are respectively named SQL1 and SQL2. Real-time transactional data is stored by the SQL1. And SQL2 is utilized for reporting. The data on SQL01 should not be changed by SQL2. The publication contains a large amount of data. Since you are the database administrator， you need to make sure that data is replicated from SQL1 to SQL2 in as near real-time as possible to confirm accurate reporting during replication. In addition， you need to make sure that this data is replicated securely. Which action should be performed？（）A、Snapshot replication should be set on SQL1. And then SQL2 should be set as a standard subscriber for a standard subscription.B、Transactional replication should be set on SQL1. And then， SQL2 should be set as a standard subscriber for a standard subscription.C、Merge replication should be set on SQL1. And then SQL2 should be set as a standard subscriber for an updateable subscription.D、Transactional replication should be set on SQL1. And then， SQL2 should be set as a standard subscriber for an updateable subscription.
When multiple PPP over Ethernet subscribers connect using the same DSL modem, which two attributes does the ERX use to differentiate between subscribers? （）(Choose two.)A、PPP session IDB、subscriber nameC、source MAC addressD、destination MAC address
Which configuration command causes a PPPoE subscriber to be connected to a captive portal?（）A、urlB、motmC、acNameD、sessions
A subscriber makes a two-minute call and a four-minute call during the busy hour. How much traffic does he generate for that hour? （）A、33 millierlangsB、66 millierlangsC、100 millierlangsD、10 millierlangsE、25millierlangs
What two things happen when the CRS Publisher Database on an HRDB expansion server fails?（）A、All call processing immediately begins using the CRS Subscriber Database. B、Calls in queue are dropped. C、Agent calls are dropped. D、Agents are automatically logged out. E、CRS configuration changes are blocked until the CRS Publisher Database is restored and synchronized with the CRS Subscriber Database. F、Configuration changes are buffered until the CRS Publisher Database is restored.
Which of the following is equipment provided by the telephone company that provides remotediagnostic and loopback services for subscriber lines?（）A、66 blockB、DemarcC、Smart jackD、110 block
How does the ERX Edge Router interact with subscriber IP addresses assigned by an external DHCP server?（）A、It monitors messages from the external server and updates the routing table as needed.B、It maintains the leases for the DHCP server and reassigns addresses to new subscribers.C、It sends keep alives to the subscriber and makes the address available when the subscriber stops responding.D、It sends keep alives to the subscriber and removes the host route when the subscriber stops responding.
Which CLI command displays the currently connected PPPoA subscribers?（）A、show usersB、show subscribersC、show aaa subscriberD、show connected subscriber
Which two statements are true regarding trace options on Junos devices?（）A、You can see the contents of the log file by entering the show log filename command.B、Trace options will send information to your screen automatically.C、Trace options are limited to one protocol at a time.D、The file name and a set of flags may be specified when enabling traceoptions.
Which two statements are true regarding L2TP? （）(Choose two.)A、Tunnels are initiated by the LACB、Tunnels are initiated by the LNSC、By default, subscriber authentication occurs on the LNSD、By default, subscriber authentication occurs on the LAC
In a DSL network，which device terminates the PPP over Ethernet subscriber’s two-wire phone line？（）A、RASB、DSLAMC、ATMswitchD、RADIUSserver
多选题Which two statements are true regarding L2TP? （）(Choose two.)ATunnels are initiated by the LACBTunnels are initiated by the LNSCBy default, subscriber authentication occurs on the LNSDBy default, subscriber authentication occurs on the LAC
多选题You have a durable subscriber, and the subscriber is down or not reachable when the message is produced. Which two options regarding the expiry of these messages are true?（）Aafter the subscriber is unavailable for 10 minutesBwhen the subscriber is availableCafter the subscriber is unavailable for after an hourDare available until the specified time elapsesEare expired instantly