Bug 3667

Summary: traceroute: use setsockopt(IP_MTU_DISCOVER, IP_PMTUDISC_PROBE) w/-F on Linux
Product: Busybox Reporter: Kevin Locke <kevin>
Component: NetworkingAssignee: unassigned
Status: NEW ---    
Severity: enhancement CC: busybox-cvs
Priority: P5    
Version: 1.18.x   
Target Milestone: ---   
Hardware: PC   
OS: Linux   
Host: Target:
Build:
Attachments: Support IP_PMTUDISC sockopt for setting DF bit.

Description Kevin Locke 2011-04-28 01:46:04 UTC
Created attachment 3253 [details]
Support IP_PMTUDISC sockopt for setting DF bit.

Setting the "Don't Fragment" bit in IP packets on Linux requires use of the IP_PMTUDISC sockopt, instead of IP_DONTFRAG.  The attached patch adds support for this socket option.