Server Fault is a question and answer site for system and network administrators. It's 100% free, no registration required.

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

I am using Wireshark to analyze traffic. I know that the 8 refers to the echo (ping) type. I have been unsuccesful with finding information regarding the C3 byte.

Identifier (BE): 49928 (0xc308)
share|improve this question
up vote 1 down vote accepted

You can look it up in rfc792 (page 13):
If code = 0, an identifier to aid in matching echos and replies, may be zero.

Here is another usefull link:

share|improve this answer

Your Answer


By posting your answer, you agree to the privacy policy and terms of service.

Not the answer you're looking for? Browse other questions tagged or ask your own question.