ppp is on the router, I'll look at MTU
I gather this is the right description /etc/network/interfaces pre-up /sbin/ifconfig $IFACE mtu 1430 On Tue, Jun 15, 2010 at 10:33 AM, Michael Chesterton <[email protected]> wrote: > > > > On 15/06/2010, at 10:20 AM, Craig Warner wrote: > >> One of the first things I look at when encountering the problem. >> >> Looked at the log messages, and still nothing. >> >> >> No iptables rules, filter and or nat. >> > > I was wondering why there would be a difference with protocol, but I guess a > difference between https and http is http can be transparently proxied by the > isp. > > lowering ubuntu mtu will probably work around the problem. > > are you running ppp on linux or on the router? > > >> >> >> On Tue, Jun 15, 2010 at 9:37 AM, Michael Chesterton >> <[email protected]> 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? >>> >>> -- >>> >>> http://chesterton.id.au/blog/ >>> http://barrang.com.au/linux/ >>> >>> >>> >> >> >> >> -- >> Craig Warner >> PO Box A1351 >> Sydney South 1235 >> >> mobile: 0421 739 747 > > -- > > http://chesterton.id.au/blog/ > http://barrang.com.au/linux/ > > > -- Craig Warner PO Box A1351 Sydney South 1235 mobile: 0421 739 747 -- SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/ Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html
