Excellent info. Thanks. On Mon, May 11, 2009 at 5:37 PM, Antonio Soares <[email protected]> wrote:
> Before the "authenticate snp" option was added in 12.0(21)ST, the > "area-password" and "domain-password" commands were doing authentication of > the LSPs, CSNPs and PSNPs: > > "This password is inserted in Level 1 (station router level) link state > PDUs (LSPs), complete sequence number PDUs (CSNPs), and partial sequence > number PDUs (PSNP)." > > > http://www.cisco.com/en/US/docs/ios/12_0/np1/command/reference/1risis.html#wp1017389 > > "This password is inserted in Level 2 (area router level) link state PDUs > (LSPs), complete sequence number PDUs (CSNPs), and partial sequence number > PDUs (PSNPs)." > > > http://www.cisco.com/en/US/docs/ios/12_0/np1/command/reference/1risis.html#wp1017509 > > > > Regards, > > Antonio Soares, CCIE #18473 (R&S) > [email protected] > > > ------------------------------ > *From:* Bryan Bartik [mailto:[email protected]] > *Sent:* segunda-feira, 11 de Maio de 2009 16:05 > *To:* Antonio Soares > *Cc:* [email protected] > *Subject:* Re: [OSL | CCIE_SP] Vol 1 - Section 6 - Task 6.4 > > Sounds like you got it Antonio. I just did this lab recently as well. I > always heard that ISIS has limited authentication capabilities, but there > are more configuration options than I expected. > > Bryan Bartik > CCIE #23707 (R&S), CCNP > Sr. Support Engineer - IPexpert, Inc. > URL: http://www.IPexpert.com > > On Mon, May 11, 2009 at 5:07 AM, Antonio Soares <[email protected]>wrote: > >> After reviewing this again, i agree with the solution. SNPs are of two >> types: CSNP and PSNP. To authenticate these SNPs, we need the >> "authenticate snp" option. I was convinced that with the command >> "area-password xxx", the LSPs, CSNPs and PSNPs were authenticated >> which is not true. >> >> >> Comments are welcome. >> >> Regards, >> >> Antonio Soares, CCIE #18473 (R&S) >> [email protected] >> >> -----Original Message----- >> From: [email protected] [mailto: >> [email protected]] On Behalf Of Antonio Soares >> Sent: segunda-feira, 11 de Maio de 2009 1:15 >> To: [email protected] >> Subject: [OSL | CCIE_SP] Vol 1 - Section 6 - Task 6.4 >> >> We are asked to authenticate LSPs, CSNPs and PSNPs. We are not asked to >> authenticate SNPs so i don't think we need the "authenticate >> snp" option. >> >> >> Regards, >> >> Antonio Soares, CCIE #18473 (R&S) >> [email protected] >> >> > > > -- > > -- Bryan Bartik CCIE #23707 (R&S), CCNP Sr. Support Engineer - IPexpert, Inc. URL: http://www.IPexpert.com
