incorrect DSL network redistribution
incorrect static host route configuration
incorrect static customer route configuration
incorrect default static route configuration on the end user
第1题:
The Testking Central and Remote offices are configured as shown below:The remote router can be successfully pinged from the central office but the remote users can‘t access the server at the central office.Based on the output above, what do you suspect is the cause of this problem?()
A. The Frame Relay PVC is down.
B. The IP addressing on the Central/Remote serial link is incorrect.
C. RIP routing information is not being forwarded.
D. Frame Relay inverse-ARP is not properly configured.
第2题:
You are unable to telnet to a router at address 203.125.12.1 from a workstation with the IP address 203.125.12.23. You suspect that there is a problem with your protocol stack. Which of the following actions is most likely to confirm your diagnosis?()
第3题:
You can successfully ping a Bridged 1483 customer's workstation from the local ERX. However, a remote ERX router in your network cannot ping that same device. What could be causing this problem?()
第4题:
A Bridged 1483 network is grouping DSL users into a single subnet.Where must the CPE work station’s default gateway point?()
第5题:
In a bridged 1483 network, what configuration command allows the ERX Edge Router to advertise customer networks into the provider’s IGP? ()
第6题:
In a Bridged 1483 network, what Layer 2 encapsulations are passed between the DSL bridge and the ERX?()
第7题:
Your Company upgrades its network to 100 Mbps. You remove the old network adapter and install a new 10/100 Mbps network adapter into a Windows 2000 Professional computer. You configure the TCP/IP protocol settings to be the same as they were for the previously installed network adapter. When you restart eh computer, however, you cannot access the network. You try to ping your network adapter’s TCP/IP address locally. You receive the following error message. “Request timed out.” Next, you try to ping 127.0.0.1 and receive the same error message. What must you do?()
第8题:
Enable DHCP in the TCP/IP properties.
Replace the Token Ring network adapter with an Ethernet network adapter.
Configure a different TCP/IP address on the same subnet.
Configure a valid DNS Server in the TCP/IP properties.
第9题:
single ATM header
single Ethernet header
ATM header followed by a PPP header
ATM header followed by an Ethernet header
第10题:
It allows for management of the DSL routers.
It is required for forwarding to the customer networks.
It allows the endusers to forward traffic to the Internet.
It is required for the DSL router to ARP the provider router.
第11题:
Enable Proxy ARP.
Disable Proxy ARP.
Enable Inverse ARP.
Disable Inverse ARP.
第12题:
net /?
ipconfig /flushdns
netstat -r
nbtstat -R
第13题:
In a Bridged 1483 network, an ISP has received complaints from their subscribers of denial of service attacks. The ISP suspects these attacks are coming from other subscribers that share the same IP unnumbered interface on the ERX. What can be done to solve this problem?()
第14题:
While troubleshooting a connectivity issue from a PC you obtain the following information: Local PC IP address: 10.0.0.35/24 Default Gateway: 10.0.0.1 Remote Sever: 10.5.75.250/24 You then conduct the following tests from the local PC: Ping 127.0.0.1 – Successful Ping 10.0.0.35 – Successful Ping 10.0.0.1 – Unsuccessful Ping 10.5.75.250 – Unsuccessful What is the underlying cause of this problem?()
第15题:
Multiple users are trying to telnet to the AIX server. They are able to ping the server successfully, but are getting the following error message: telnet: connect: A remote host refused an attempted connect operation Which of the following could be the cause of this problem?()
第16题:
A technician notices that when trying to ping a workstation by network name the workstation does not reply back over the network. The workstation is part of the domain and is able to get to the Internet. Which of the following is the cause of the problem?()
第17题:
In a bridged 1483 network,which configuration command allows the ERX Edge Router to advertise customer networks into the provider's IGP?()
第18题:
Your Routed 1483 network is grouping ATM PVCsinto a large subnet and has static host routes configured.For which purpose does the staticroute to the customer router provide?()
第19题:
The routing table on the AIX server is incorrect.
The IP address on the network adapter is incorrect.
The portmap daemon is not running on the AIX server.
The inetd daemon is not running on the AIX server.
第20题:
redistribute direct
redistribute static
redistribute connected
redistribute access-internal
第21题:
Configure a different TCP/IP address
Enable DHCP in the TCP/IP properties
Enable DNS in the TCP/IP properties
Configure the network adapter to run at 100 Mbps only
Replace the network adapter.
第22题:
redistribute direct
redistribute static
redistribute connected
redistribute access-internal
第23题:
A remote physical layer problem exists.
The host NIC is not functioning.
TCP/IP has not been correctly installed on the host.
A local physical layer problem exists.