I don't know whether this is correct or not but its working for now add to the following script
/etc/network/if-up.d/mtu #!/bin/sh ifconfig eth0 mtu 1300 restart networking now wireshark is not reporting the error and I can sent emails and access https sites -- Craig Warner PO Box A1351 Sydney South 1235 Mobile 0421 739 747 On Tue, 2010-06-15 at 09:37 +1000, Michael Chesterton wrote: > On 14/06/2010, at 6:35 PM, Craig Warner wrote: > > > An interesting problem I'm having with Ubuntu 10.04 in accessing > > certain websites such as https sites and sending emails using > > evolution. When using Fedora 13, there no problems connecting to > > https sites and using email. > > > > Looking at the problem, with wireshark monitoring, I get "Destination > > unreachable (fragmentation needed)" when access https or sending a > > message with evolution. > > Do you get that with both fedora and ubuntu. > > The only thing i can think of is the icmp message is being blocked. > Do you have any iptables rules, filter and/or nat? > -- SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/ Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html
