IGNOU BCSL 56 SOLVED ASSIGNMENT

Included:

BCSL 56 2025 2026 - English

Course Code : BCSL-056

Course Title : Network Programming and Administration Lab

Assignment Number : BCA(V)/L-056/Assignment/2025-26

Maximum Marks : 50

Weightage : 25%

Last date of Submission : 31 October, 2025(For July, Session) 30th April, 2026 (For January, Session)

Note: This assignment has two questions. Answer all the questions. These questions carry 40 marks. Rest 10 marks are for viva voce. You may use illustrations and diagrams to enhance the explanations. Please go through the guidelines regarding assignments given in the Programme Guide for the format of presentation. Make necessary assumptions.

Q1. (a): Write a UDP client and UDP server program in C language on Unix/Linux, where client program interact with the Server as given below:

1. The client will send a message "welcome" to the Server.

2. Server program sends an acknowledgement for receiving the message.

3. The sever program will find the length of the message and send it to the respective client.

4. The client will send an acknowledgement to the server upon receiving the response.

5. The server program will reverse the message and send it to the respective client.

6. The client will send an acknowledgement to the server upon receiving the response.

Q1. (b) Write the steps to install the network monitor application on Unix/Linux. Demonstrate the use of the capture filter and display filter with the help of examples for each.

Q1. (c) Run the following Linux commands on your machine and show the output:

➢ cat

➢ sort

➢ ping

➢ more

➢ df-h

➢ tail - f

Q2. (a) Write the command(s) to perform the following tasks

(i) Checking the status of the destination host and communication with another host name.

(ii) Finding host/domain name and IP address.

Q2. (b) Configure the DHCP server on the Linux operating system. Write all the steps and sort each column of the table, then show the result.

 

BCSL 056 (July 2026 - January 2027) - ENGLISH

Course Code: BCSL-056
Course Title: Network Programming and Administration Lab
Assignment Number: BCA(V)/L-056/Assignment/2026-27
Maximum Marks: 50
Weightage: 25%
Last date of Submission:
31st October, 2026 (For July 2026 Session)
30th April, 2027 (For January 2027 Session)
Note: This assignment has two questions. Answer all the questions. These questions carry 40 marks. Rest 10 marks are for viva voce. You may use illustrations and diagrams to enhance the explanations. Please go through the guidelines regarding assignments given in the Programme Guide for the format of presentation. Make necessary assumptions.
Q1:
(a) Write a TCP client and TCP server program in C language on Unix/Linux, where the client program interacts with the server as specified below: (12 Marks)
The client connects to the server and sends a string.
The server program sends an acknowledgment message confirming receipt of the string.
The server program converts the received string to UPPERCASE and calculates the total number of vowels present in it, then sends both results back to the client.
The client receives the processed output and sends a final acknowledgment back to the server before terminating the connection.
(b) Write the step-by-step procedure to install a packet analyzer (e.g., Wireshark or tcpdump) on Unix/Linux. Explain the distinction between capture filters and display filters with two practical examples for each. (8 Marks)
Q2:
(a) Execute the following Linux commands on your terminal and present the command syntax along with sample outputs: (8 Marks)
head
grep
ping
cat
(b) Configure a DNS server (such as BIND9) or FTP server (such as vsftpd) on a Linux operating system. Provide a complete step-by-step installation and configuration guide, and show how to view and sort active service connections using commands like netstat or ss

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