Eric Stewart: Running Off At The Mouth

An attempt to communicate an issue (and the solution) I ran into with Perl’s Net::SNMP function “get_table”, that would result in a “The message size exceeded the buffer maxMsgSize of 1452” error. It took a couple of packet captures and Googling to figure out why this problem was occurring and implement a fix.

I was wondering if I could come up with a quick way to describe my impressions; the best I can come up with: It’s like Apple is trying to borrow from the Android operating systems, but it’s also like they took one of the worst Android interfaces and left out the ability to customize it properly.

A fellow engineer attempting to debug a jumbo frames issue was seeing what should have been a bunch of fragmented frames as a single 13,000 byte frame. Once he figured out why, I was told to fix it. Here’s my solution.