RSRB, or DLSW+. In simple SRB the RIF would show the configured rings end-to-end. In RSRB the RIF is also end-to-end with the virtual ring joining the two remote ends. In DLSW+ the RIF is terminated at the local DLSW peer unless DLSW is configured for rif-passthru. HTH, Fred. Andy Low wrote: > > Hi, > > Any one know how to interpret RIF based on different network topology: SRB, > RSRM, DLsw+ ? > > Is there a better way? > > Andy > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of > Fred Ingham > Sent: Thursday, April 26, 2001 12:19 PM > To: [EMAIL PROTECTED] > Subject: Re: Test is in 2 hours and I'm having difficulties with RIF > [7:2040] > > Sure hope he didn't believe your answer. 8 is correct - the total > number of bytes in the RIF. > > Fred. > > Wilbo Waggins wrote: > > > > I believe that the 8 bytes is wrong. An RD is 12 bits for the ring, and 4 > > bits for the bridge number. This is 16 bits which is 2 bytes. 2 bytes > for > > each ring, bridge combination or RD. It has to be 6. > > > > No wonder why the CCIE exam is such a pain in the butt. The documentation > > and learning material stinks. > > > > ""Michael Bambic"" wrote in message > > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > > I'm having an issue with several different view on RIF decoding. > > > > > > One place says this: > > > If I have a RIF of > > > 0610 00A1 00B2 00C0 > > > This is valid because in binary the RC fields say: > > > 000 00110 0 001 0000 > > > Which means: > > > RC = 6 bytes of information which equates to 3 Ring/Bridge combo's read > > from > > > left to right and a length of 1500 > > > RD = Ring 10 to Bridge 1 to Ring 11 to Bridge 2 to Ring 12 to Bridge 0 > > which > > > is always the last bridge > > > > > > Another place says this: > > > If I have a RIF of > > > 0810 00A1 00B2 00C3 > > > RC fields say: > > > 000 01000 0 001 0000 > > > RC = 8 bytes of information which equates to 3 Ring/Bridge combo's read > > from > > > left to right with a length of 1500 > > > RD = Ring 10 to Bridge 1 to Ring 11 to Bridge 2 to Ring 12 to Bridge 0 > > which > > > is always the last bridge > > > > > > WHICH IS CORRECT? > > > 8 bytes = 3 ring/bridge combo's or > > > 6 byes = 3 ring/bridge combo's > > > > > > If I look at the RD it is 6 byes which makes me believe the first > example > > is > > > correct, however at http://www.cisco.com/warp/public/100/46.html and the > > > CCIEprep token ring it shows the 8 bytes = 3 ring/bridge combo's. > > > > > > I understand everything else but I will miss every RIF decode question > if > > I > > > don't figure this out. > > > Thanks! > > > Mike Bambic > > > Lead Mentor > > > Phoenix Branch > > > 602-955-5888 > > > Cisco Regional Business Development Manager > > > TechSkills > > > www.techskills.com > > > [EMAIL PROTECTED] > > > > > > [GroupStudy.com removed an attachment of type application/ms-tnef which > > had > > > a name of winmail.dat] > > > FAQ, list archives, and subscription info: > > http://www.groupstudy.com/list/cisco.html > > > Report misconduct and Nondisclosure violations to [EMAIL PROTECTED] > > FAQ, list archives, and subscription info: > http://www.groupstudy.com/list/cisco.html > > Report misconduct and Nondisclosure violations to [EMAIL PROTECTED] > FAQ, list archives, and subscription info: > http://www.groupstudy.com/list/cisco.html > Report misconduct and Nondisclosure violations to [EMAIL PROTECTED] Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=2200&t=2200 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
