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 CCNA interview questions  CCNA Interview Questions
 CCDA interview questions  CCDA Interview Questions
Question
Port selection is done at which layer of OSI reference
model?????
 Question Submitted By :: Shahin
I also faced this Question!!     Rank Answer Posted By  
 
  Re: Port selection is done at which layer of OSI reference model?????
Answer
# 1
port slection is based act on transport layer basicaly but
some cases it is n/w layer
 
Is This Answer Correct ?    4 Yes 3 No
Sohan
 
  Re: Port selection is done at which layer of OSI reference model?????
Answer
# 2
Cud u explain in which case network layer select port..!!!! 
I'll be thankfull to u if u explain it..!!!
 
Is This Answer Correct ?    0 Yes 0 No
Shahin
 
 
 
  Re: Port selection is done at which layer of OSI reference model?????
Answer
# 3
hi sahin it is depend  upon which type of protcol u r 
using .so it is total depenf upon your protocol
 
Is This Answer Correct ?    0 Yes 0 No
Jitendera Kumar
 

 
 
 
Other CCNA Interview Questions
 
  Question Asked @ Answers
 
In regards to TCP/IP, which class of address allows for the fewest valid Internet hosts? A.) D B.) E C.) Classes are not used in TCP/IP. D.) B E.) C F.) A  1
Novell NetWare has an Ethernet frame type called Ethernet_II. What is the matching Cisco command line keyword for this encapsulation method? A.) dix B.) sap C.) arpa D.) gns E.) snap F.) novell-ether  1
Which router command allows you to view the entire contents of all access lists? A. Router# show interface B. Router> show ip interface C. Router# show access-list D. Router> show all access-list  2
LMI operates between the Frame Switch and what other device? A.) CPE device B.) Another Frame Switch C.) X.25 switch D.) Novell File Server  1
Identify the 2 commands that save the running-config to a TFTP server? A.) write running tftp B.) copy running network C.) copy running tftp D.) write network  1
Which address or number is used to pass the data to the correct application? MAC Number IP address Port Number Segment Number  2
Which two of the following are valid ways to have multiple encapsulation types on a single interface? A.) This is not possible B.) subinterfaces C.) additional physical interfaces D.) secondary addresses  2
Which of the following is an example of the Session Layer? A.) TCP B.) SQL C.) IP D.) X-Windows E.) Token Ring F.) LLC  2
Identify the hardware component used to store buffers, tables, running-configuration etc? A.) NVRAM B.) ROM C.) RAM D.) Flash  3
Identify the command mode necessary to enter the standard ping command? A.) Router(config)# B.) Router> C.) Router(std-ping)# D.) Router(config-if)#  2
You have an IP host address of 201.222.5.121 and a subnet mask of 255.255.255.248. What is the broadcast address? A. 201.222.5.127 B. 201.222.5.120 C. 201.222.5.121 D. 201.222.5.122  1
What is Spanning Tree Protocol and how it work? I know it is - STP is Spanning tree Protocol. It Stops the looping in the network? How STP work? How it stop Looping in network?  2
Identify the purpose of ARP? A.) Avoiding routing loops B.) Determining a workstation's IP address C.) Sending a directed broadcast D.) Determining a workstation's MAC address  3
You are given the following address: 15.16.193.6/21. Determine the subnet mask, address class, subnet address, and broadcast address. A. 255.255.248.0, A, 15.16.192.0, 15.16.199.255 B. 255.255.248.0, B, 15.16.192.0, 15.16.199.255 C. 255.255.248.0, A, 15.16.199.255, 14.15.192.0 D. 255.255.242.0, A, 15.16.192.0, 15.16.199.255  1
Which command do you use to set the Secret password to 'roundwood'? A.) enable login roundwood B.) enable password roundwood C.) enable privilege roundwood D.) enable secret= roundwood E.) enable secret login roundwood F.) enable secret roundwood  1
Name a major component of the Point-to-Point Protocol (PPP) to negotiate and set up control options on the WAN data link. A.) RFC 1661 B.) High Level Datalink Protocol (HDLC) C.) Challenge Handshake Authentication Protocol (CHAP) D.) SS7 E.) Link Control Protocol (LCP)  2
intial information of packey occur on which layer application sessions physical mine answer physical  1
Identify the command to display the hardware platform information? A.) show all B.) show platform C.) display hardware D.) show version  1
As the system administrator, you enter the following commands at the command prompt: ipx routing access-list 800 permit 2b 4d int e0 ipx network 4d ipx access-group 800 out int e1 ipx network 2b int e2 ipx network 3c What did these command accomplish? A. Traffic from network 4c destined for network 4d will be forwarded out Ethernet0. B. Traffic from network 3c destined for network 4d will be forwarded out Ethernet0. C. Traffic from network 2b destined for network 4d will be forwarded out Ethernet0. D. Traffic from network 4d destined for network 2d will be forwarded out Ethernet0.  1
You are given the following address: 128.16.32.13/30. Determine the subnet mask, address class, subnet address, and broadcast address. A. 255.255.255.252, B,128.16.32.12, 128.16.32.15 B. 255.255.255.252, C,128.16.32.12, 128.16.32.15 C. 255.255.255.252, B,128.16.32.15, 128.16.32.12 D. 255.255.255.248, B,128.16.32.12, 128.16.32.15  1
 
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