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单选题
What are the default values for GRE tunnel keeplive time and number of retries？（）
A
5 seconds and 3 retries
B
10 seconds and 5 retries
C
10 seconds and 3 retries
D
20 seconds and 5 retries
E
5 seconds and 5 retries
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更多 “单选题What are the default values for GRE tunnel keeplive time and number of retries？（）A 5 seconds and 3 retriesB 10 seconds and 5 retriesC 10 seconds and 3 retriesD 20 seconds and 5 retriesE 5 seconds and 5 retries” 相关考题
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The EMPLOYEES table has these columns:Management wants to add a default value to the SALARY column. You plan to alter the table by using this SQL statement:What is true about your ALTER statement?()
A. Column definitions cannot be altered to add DEFAULT values.B. A change to the DEFAULT value affects only subsequent insertions to the table.C. Column definitions cannot be altered at add DEFAULT values for columns with a NUMBER data type.D. All the rows that have a NULL value for the SALARY column will be updated with the value 5000.
考题
What are three default role－mapping rule values that are available for all realms?()
A. UsernameB. LDAP userC. CertificateD. Custom expressionsE. Source y IP
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With the following CLI command output performed on an LNS: show l2tp session L2TP session 1／2／3 is up .What is the meaning of the numeric values in the output?()
A.session 1, destination 2, tunnel 3B.destination 1, session 2, tunnel 3C.tunnel 1, session 2, destination 3D.destination 1, tunnel 2, session 3
考题
A BGP connection is being established.What happens if the local router and the peer router do NOT have the same hold－time value configured?()
A. The BGP session does not establish.B. The hold time is assumed to be infinite.C. The larger of the two hold-time values is used.D. The smaller of the two hold-time values is used.
考题
To securely transport EIGRP traffic, a network administrator will build VPNs between sites. What is the best method to accomplish the transport of EIGRP traffic?()
A. IPSec in tunnel modeB. IPSec in transport modeC. GRE with IPSec in transport modeD. GRE with IPSec in tunnel mode
考题
What are the default values for GRE tunnel keeplive time and number of retries？（）A、5 seconds and 3 retriesB、10 seconds and 5 retriesC、10 seconds and 3 retriesD、20 seconds and 5 retriesE、5 seconds and 5 retries
考题
When configuring a multipoint GRE （mGRE） tunnel interface， which one of the following is NOT a valid configuration option：（）A、 tunnel sourceB、 tunnel destinationC、 tunnel keyD、 ip addressE、 tunnelvrf
考题
Which two mechanisms can be used to detect IPsec GRE tunnel failures？（）A、Dead Peer Detection （DPD）B、CDPC、isakmp keepalivesD、GRE keepalive mechanismE、The hello mechanism of the routing protocol across the IPsec tunnel
考题
You need to configure a GRE tunnel on a IPSec router. When you are using the SDM to configurea GRE tunnel over IPsec， which two parameters are required when defining the tunnel interfaceinformation？（）A、The crypto ACL numberB、The IPSEC mode （tunnel or transport）C、The GRE tunnel interface IP addressD、The GRE tunnel source interface or IP address， and tunnel destination IP addressE、The MTU size of the GRE tunnel interface
考题
To securely transport EIGRP traffic， a network administrator will build VPNs between sites. Whatis the best method to accomplish the transport of EIGRP traffic？（）A、 IPSec in tunnel modeB、 IPSec in transport modeC、 GRE with IPSec in transport modeD、 GRE with IPSec in tunnel mode
考题
What is the default BGP scanner time？（）A、10 minutesB、5 minutesC、120 secondsD、60 secondsE、30 minutes
考题
在GRE Tunnel接口视图下，配置隧道封装模式为GRE的完整命令为（）。A、tunnel protocol greB、tunnel greC、tunnel-protocol greD、protocol gre
考题
下列有关GRE VPN配置的描述不正确的是（）。A、配置GRE VPN时，如果采用静态路由，Tunnel接口都应该启动Keeplive功能，以探测隧道接口的实际工作情况，如果采用动态路由，可以不用启动Keeplive功能B、Tunnel接口的源端地址和目的端地址唯一标识了一个隧道，在隧道两端设备的Tunrel接口上的源端地址和目的端地址必须相同C、Tunnel接口启动了Keeplive功能后，在默认情况下，一旦路由器3次收不到对方发来的Keeplive报文，即认为隧道不可用D、缺省情况下，Tunnel接口报文的封装模式不是GRE
考题
What is a key benefit of using a GRE tunnel to provide connectivity bet ween branch offices and headquarters?（）A、authentication, integrity checking, and confidentialityB、less overheadC、dynamic routing over the tunnelD、granular QoS supportE、open standardF、scalability
考题
To securely transport EIGRP traffic, a network administrator will build VPNs between sites. What is the best method to accomplish the transport of EIGRP traffic?（）A、IPSec in tunnel modeB、IPSec in transport modeC、GRE with IPSec in transport modeD、GRE with IPSec in tunnel mode
考题
On a newly installed AIX V4 machine, which of the following default values applies to the ipforwarding network option?（）A、 The ipforwarding is off by default. B、 The ipforwarding is set on by default. C、 The value is dynamically determined at boot time by DHCP. D、 The value is equal to the setting of the directed_broadcast runtime attribute.
考题
What are three default role-mapping rule values that are available for all realms?（）A、UsernameB、LDAP userC、CertificateD、Custom expressionsE、Source y IP
考题
单选题On a newly installed AIX V4 machine, which of the following default values applies to the ipforwarding network option?（）A
The ipforwarding is off by default. B
The ipforwarding is set on by default. C
The value is dynamically determined at boot time by DHCP. D
The value is equal to the setting of the directed_broadcast runtime attribute.
考题
单选题What is the default value for the ENABLED attribute of a job or program when it is created？（）A
TRUEB
FALSEC
There is no default. It must be defined at creation time.D
PENDINGE
NULL
考题
单选题A BGP connection is being established.What happens if the local router and the peer router do NOT have the same hold-time value configured?（）A
The BGP session does not establish.B
The hold time is assumed to be infinite.C
The larger of the two hold-time values is used.D
The smaller of the two hold-time values is used.
考题
单选题With the following CLI command output performed on an LNS: show l2tp session L2TP session 1/2/3 is up .What is the meaning of the numeric values in the output?（）A
session 1, destination 2, tunnel 3B
destination 1, session 2, tunnel 3C
tunnel 1, session 2, destination 3D
destination 1, tunnel 2, session 3
考题
多选题What are three default role-mapping rule values that are available for all realms?（）AUsernameBLDAP userCCertificateDCustom expressionsESource y IP
考题
多选题You need to configure a GRE tunnel on a IPSec router. When you are using the SDM to configurea GRE tunnel over IPsec， which two parameters are required when defining the tunnel interfaceinformation？（）AThe crypto ACL numberBThe IPSEC mode （tunnel or transport）CThe GRE tunnel interface IP addressDThe GRE tunnel source interface or IP address， and tunnel destination IP addressEThe MTU size of the GRE tunnel interface
考题
单选题What is the default value for the ENABLED attribute of a job or program when it is created? （）A
TRUEB
FALSEC
There is no default. It must be defined at creation time.D
PENDINGE
NULL
考题
单选题When configuring a multipoint GRE （mGRE） tunnel interface， which one of the following is NOT a valid configuration option：（）A
tunnel sourceB
tunnel destinationC
tunnel keyD
ip addressE
tunnelvrf
考题
单选题What are the header sizes for point-to-point and multi-point GRE（also known asmGRE） with tunnel key？（）A
4 bytes for bothB
4 bytes， and 8 bytes respectivelyC
8 bytes for bothD
24 bytes for both
考题
单选题What is a key benefit of using a GRE tunnel to provide connectivity bet ween branch offices and headquarters?（）A
authentication, integrity checking, and confidentialityB
less overheadC
dynamic routing over the tunnelD
granular QoS supportE
open standardF
scalability
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