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					                  2008 MTSC Examination–Layer 3 switch
Please select one answer best fit the question (4 points per question).




  1. Which description specified below is True?
    a.    IP provide connection oriented datagram service
    b.    IP support error checking
    c.    IP support priority
    d.    All of above.


  2. Which description specified below is True?
    a.    IPv4 address total length is 4 Bytes (32 bits)
    b.    IPv4 address is divided to 2 parts – “Network address” & “Host (within the network) address”
    c.    IPv4 also support Broadcast & Multicast address
    d.    All of above.


  3. Which description specified below is True?
    a.        Original IPv4 define Class A, B, C, D & E address
    b.        Class C address first 24 bits indicate “Network address” & rest 8 bits indicate “Host address”
    c.        Classless address is more popular now & X.X.X.X/24 refer the subnet Mask length is 24 bits
    d.        All of above.


  4. Which Subnet Mask should be used to divide 192.168.1.0 to 8 subnets?
     a.   255.255.255.0
     b.   255.255.255.128
     c.   255.255.255.192
     d.   255.255.255.224


  5. After divide 192.168.1.0 to 8 subnets, how many “Host address” available in each subnet?
     a.   6
     b.   14
     c.   30
     d.   62


  6. After divide 192.168.1.0 to 8 subnets, which “Subnet Address Range” specified below is True
     a.   192.168.1.32 – 192.168.1.64
     b.   192.168.1.108 – 192.168.1.140
     c.   192.168.1.160 – 192.168.1.191
     d.   All of the above
             2008 MTSC Examination–Layer 3 switch
7. Which description specified below is True?
   a.   192.168.1.1/25 & 192.168.1.191/25 are in the same subnet
   b.   192.168.1.97/27 & 192.168.1.120/27 are in the same subnet
   c.   192.168.1.56/27 & 192.168.1.67/27 are in the same subnet
   d.   All of the above


8. Which description of Ethernet specified below is True?
   a.   Ethernet frame type “0800h” indicate carrying an IP packet
   b.   IP packet size larger than 1500 bytes will be dropped by Ethernet.
   c.   32 bits IP address will directly mapped to 48 bits Ethernet address.
   d.   All of the above.


9. Which description specified below is True?
   a.   ARP is used to find the MAC address of a known IP address
   b.   Ethernet frame type “0806h” indicates an ARP frame.
   c.   ARP request is Broadcast but ARP reply is Unicast.
   d.   All of the above.


10. Which description specified below is True?
   a.   IP communication within the same IP subnet require router
   b.   IP communication cross different IP subnet require router
   c.   Router will forward Broadcast IP packet from one subnet to another subnet
   d.   All of the above


11. Which description specified below is True?
   a.   When “Routing” is Enable, Moxa layer 3 switch cannot support “Turbo Ring”
   b.   When “Routing” is Enable, Moxa layer 3 switch cannot support “VLAN”
   c.   When “Routing” is Enable, Moxa layer 3 switch cannot support “Store & Forward” switching
   d.   None of the above


12. How to setup Moxa layer 3 switch IP subnet?
   a.   Setup Port Trunk -> Assign IP to each Port Trunking (LACP) port
   b.   Setup Port Base VLAN -> Assign IP to each Port Based VLAN
   c.   Setup 802.1Q VLAN -> Assign IP to each 802.1Q VLAN
   d.   All of the above


13. Which descriptions specified below is True?
   a.   Moxa layer 3 switch 1 VLAN can assign 1 IP Subnet
   b.   Moxa layer 3 switch 1 VLAN can assign multiple IP Subnet
   c.   Moxa layer 3 switch multiple VLAN can assign 1 IP Subnets
   d.   All of the above
              2008 MTSC Examination–Layer 3 switch
Please see the network diagram and answer the following questions accordingly.




 14. What Default Gateway IP address should be configured on PC 1 & PC2‘s Network Interface Card
     (NIC)?
    a.   127.0.0.1 & 127.0.0.1
    b.   0.0.0.0 & 0.0.0.0
    c.   192.168.20.50 & 192.168.40.50
    d.   None of the above


 15. What VLAN setting should be configured on EDS-510A’s port 1 ?
    a.   Trunk Port; PVID=1; Fixed VLAN=20
    b.   Access Port; PVID=20
    c.   Trunk Port; PVID= 1
    d.   Access Port; PVID=1


 16. What VLAN setting can be configured on EDS-828’s Turbo Ring Ports?
    a.   Trunk Port; PVID=1
    b.   Access Port; PVID=1
    c.   Trunk Port; PVID=1; Fixed VLAN =20, 40
    d.   None of the above
             2008 MTSC Examination–Layer 3 switch
17. When PC1 sends the IP Packet to PC2, what is the Destination and Source IP address in the IP
   Packet?
  a.   Destination IP=192.168.40.100; Source IP=192.168.20.100
  b.   Destination IP=192.168.40.100; Source IP=192.168.40.50
  c.   Destination IP=192.168.40.100; Source IP=192.168.20.50
  d.   None of the above


18. When PC1 pings PC2, ICMP packets would travel in what path?
  a.   Primary Path
  b.   Backup Path
  c.   ICMP request is from EDS-510A’s Port 1 to Port 2 directly; ICMP reply is from EDS-510A’s port 2 to
       Port 1 directly.
  d.   None of the above


19. When PC1 sends the IP Packet to PC2, what is tagged VID number from EDS-510A to EDS-828?
  a.   VID=20
  b.   VID=40
  c.   VID=1
  d.   None of the above


20. Following question 19. After IP packet routing done by EDS-828, what is tagged VID number sent from
   EDS-828 back to EDS-510A?
  a.   VID=20
  b.   VID=40
  c.   VID=1
  d.   None of the above
                2008 MTSC Examination–Layer 3 switch
Q&A
1. Please refer the network diagram below. And list Layer 3 switch 3’s all the routing table entries includes :
     - Directly connected networks
     - Remote Networks
     - Default Route (Next Hop: 139.2.0.2)
      (15 Points)




Destination                   Net Mask                      Next Hop




2. Below is the web setting page of the RIP Setting please fill in the blanks or check the empty boxes for all
    the necessary configuration of Layer 3 switch 1. (5 Points)
2008 MTSC Examination–Layer 3 switch

				
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