draft-ietf-bmwg-ospfconv-intraarea-05.txt   draft-ietf-bmwg-ospfconv-intraarea-06.txt 
Network Working Group Vishwas Manral Network Working Group Vishwas Manral
Internet Draft Netplane Systems Internet Draft Netplane Systems
Russ White Russ White
Cisco Systems Cisco Systems
Aman Shaikh Aman Shaikh
Expiration Date: September 2003 University of California Expiration Date: December 2003 University of California
File Name: draft-bmwg-ospfconv-intraarea-05.txt March 2003 File Name: draft-ietf-bmwg-ospfconv-intraarea-06.txt June 2003
Benchmarking Basic OPSF Single Router Control Plane Convergence Benchmarking Basic OPSF Single Router Control Plane Convergence
draft-bmwg-ospfconv-intraarea-05.txt draft-ietf-bmwg-ospfconv-intraarea-06.txt
1. Status of this Memo 1. Status of this Memo
This document is an Internet-Draft and is in full conformance with This document is an Internet-Draft and is in full conformance with
all provisions of Section 10 of RFC2026. all provisions of Section 10 of RFC2026.
Internet Drafts are working documents of the Internet Engineering Internet Drafts are working documents of the Internet Engineering
Task Force (IETF), its Areas, and its Working Groups. Note that other Task Force (IETF), its Areas, and its Working Groups. Note that other
groups may also distribute working documents as Internet Drafts. groups may also distribute working documents as Internet Drafts.
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The amount of time required for an OSPF implementation to The amount of time required for an OSPF implementation to
process the new LSA can be computed by subtracting process the new LSA can be computed by subtracting
dupLSAprocTime from newLSAprocTime. dupLSAprocTime from newLSAprocTime.
Note: The duplicate LSA cannot be the same as the one just Note: The duplicate LSA cannot be the same as the one just
sent because of the MinLSInterval restriction.[RFC2328] This sent because of the MinLSInterval restriction.[RFC2328] This
test is taken from [BLACKBOX]. test is taken from [BLACKBOX].
7.2. Flooding Time 7.2. Flooding Time
o Using reference topology 2 (Generator and Colelctor), o Using reference topology 2 (Generator and Collector),
enable OSPF on all links and allow the devices to build enable OSPF on all links and allow the devices to build
full adjacencies. Configure the collector so it will block full adjacencies. Configure the collector so it will block
all flooding towards the DUT, although it continues all flooding towards the DUT, although it continues
receiving advertisements from the DUT. receiving advertisements from the DUT.
o Inject a new set of LSAs from the generator towards the o Inject a new set of LSAs from the generator towards the
collector and the DUT. collector and the DUT.
o On the collector, note the time the flooding is complete o On the collector, note the time the flooding is complete
across the link to the generator. Also note the time the across the link to the generator. Also note the time the
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DUT. DUT.
Several caveats must be mentioned when using a white box Several caveats must be mentioned when using a white box
method of measuring SPF time; for instance, such white box method of measuring SPF time; for instance, such white box
tests are only applicable when testing various versions or tests are only applicable when testing various versions or
variations within a single implementation of the OSPF proto- variations within a single implementation of the OSPF proto-
col. Futher, the same set of commands must be used in each col. Futher, the same set of commands must be used in each
iteration of such a test, to ensure consistent results. iteration of such a test, to ensure consistent results.
There is some interesting relationship between the SPF times There is some interesting relationship between the SPF times
reported by internal, white box, testing, and external, black reported by white box (internal) testing, and black box
box testing; these two types of tests may be used as a "san- (external) testing; these two types of tests may be used as a
ity check" on the other type of tests, by comparing the "sanity check" on the other type of tests, by comparing the
results of the two tests. results of the two tests.
See [APPLICABILITY] for further discussion. See [APPLICABILITY] for further discussion.
8. Basic Intra-Area OSPF tests 8. Basic Intra-Area OSPF tests
These tests measure the performance of an OSPF implementation for These tests measure the performance of an OSPF implementation for
basic intra-area tasks, including: basic intra-area tasks, including:
o Forming Adjacencies on Point-to-Point Link (Initialization) o Forming Adjacencies on Point-to-Point Link (Initialization)
 End of changes. 

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