CSE123A Course Web Page, Spring 2010

ANNOUNCEMENTS: Sample 2nd Midterm is now up. 2nd Midterm review session, Tuesday June 1st during class hours. Portion is from Ethernet to Bridging to Routing with 1 or 2 small questions on TCP (last lecture). Remember the Second Midterm is on June 3rd. There will be no final

TAs: Dionysios Logothetis, dlogothetis@cs.ucsd.edu Ricky Chung, richung@cs.ucsd.edu Class mailing list: cse123a@cs.ucsd.edu Office hour: Wednesday, 2-3pm, EBU3b B275 (in the basement) Discussion session: Friday, 10-10.50am, PCYNH 122 Please sign up for the mailing list, https://csemail.ucsd.edu/mailman/listinfo/cse123a Send mail to Dionysios if you are having trouble (dlogothetis@cs.ucsd.edu). It is essential that you sign up!!

Office Hours:
George (varghese@cs) Wednesdays 1.00-2:00 PM, 3130, EBU3b

General info:

Homeworks and Sample Exams:

Homework 1, due April 22nd

Homework 1 Solutions: 1-3, thanks to Eugenia Leong

Homework 1 Solution for Problem 4

Solution to HW1, Problem 5 is: the difference between the shortest and longest times is 50 nsec so the maximum bit rate is 1 bit every 50 nsec. If we double the length of the fiber, the bit rate halves.

Homework 2, due May 6th

Homework 2 Solutions P1-3, thanks to Rohit Kabadi

Homework 2 Solutions Problems 4 and 5

CRC Hints

Sample Midterm. Solution posted on Monday, May 10th

Sample Midterm. Solution

Hw3, Due on Thursday, May 20

Hw 4, Due on Thursday, May 27

Sample 2nd midterm. Solution posted on Tuesday, June 1st

Sample 2nd midterm solution.

The sample final we discussed in the exam review session. No solutions will be posted. This is a lot harder than the real final so don't worry.

Solutions to HWs 3 and HW 4 (make sure you scroll down to see solutions to HW 4)