From: David Prall (dcp@dcptech.com)
Date: Thu Mar 12 2009 - 20:43:12 ARST
In the past you registered/requested a port number. At the time only TCP
existed, when UDP came along the legacy assignments were given the UDP
equivalent. BGP only uses TCP.
David
-- http://dcp.dcptech.com> -----Original Message----- > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of > naveen M S > Sent: Thursday, March 12, 2009 6:20 PM > To: Nick > Cc: Cisco certification > Subject: Re: BGP Port Numbers > > Nick, > > Looking at the IANA port assignment, BGP can use both TCP and UDP port > 179. > http://www.iana.org/assignments/port-numbers > > Looks like it depends on implementation, though. I have never heard of > BGP > running on UDP. > > -Naveen. > > > > On Thu, Mar 12, 2009 at 3:09 PM, Nick <ccieaz@googlemail.com> wrote: > > > Hi, > > > > Looking at the DocCD here: > > > > > > > http://www.cisco.com/en/US/docs/ios/qos/configuration/guide/clsfy_traff > ic_nbar_ps6350_TSD_Products_Configuration_Guide_Chapter.html#wp1056828 > > > > It says BGP Port number "TCP/UDP 179". > > > > I always thought that BGP was purely TCP. Is it also UDP and i have > missed > > something in my studies? > > > > Thanks > > > > Nick > > > > > > Blogs and organic groups at http://www.ccie.net > > > > > _______________________________________________________________________ > > Subscription information may be found at: > > http://www.groupstudy.com/list/CCIELab.html > > > Blogs and organic groups at http://www.ccie.net > > _______________________________________________________________________ > Subscription information may be found at: > http://www.groupstudy.com/list/CCIELab.html
Blogs and organic groups at http://www.ccie.net
This archive was generated by hypermail 2.1.4 : Mon Apr 06 2009 - 06:44:04 ART