draft-ietf-idr-aspath-orf-01.txt   draft-ietf-idr-aspath-orf-02.txt 
Network Working Group Keyur Patel Network Working Group Keyur Patel
Internet Draft AYR Networks Internet Draft AYR Networks
Expiration Date: October 2002 Susan Hares Expiration Date: October 2002 Susan Hares
Nexthop Technologies Nexthop Technologies
Aspath Based Outbound Route Filter for BGP-4 Aspath Based Outbound Route Filter for BGP-4
draft-ietf-idr-aspath-orf-01.txt draft-ietf-idr-aspath-orf-02.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 Task Force (IETF), its areas, and its working groups. Note that
other groups may also distribute working documents as Internet- other groups may also distribute working documents as Internet-
Drafts. Drafts.
skipping to change at page 4, line 8 skipping to change at page 4, line 8
+--------------------------------+ +--------------------------------+
| Aspath ( variable length) | | Aspath ( variable length) |
+--------------------------------+ +--------------------------------+
Note that the Aspath field is varibale length hexadecimal string Note that the Aspath field is varibale length hexadecimal string
whose length is defined by Length field. whose length is defined by Length field.
6.) Capability Specification for Cooperative route filtering with ASpath 6.) Capability Specification for Cooperative route filtering with ASpath
As specified in the Coperative Router filtering draft As specified in the Coperative Router filtering draft
[draft-ietf-idr-route-filter-01.txt], a BGP speaker that is [draft-ietf-idr-route-filter-05.txt], a BGP speaker that is
willing to receive ORF entries from its peer, willing to receive ORF entries from its peer,
or a BGP speaker that would like to send ORF entries to its peer or a BGP speaker that would like to send ORF entries to its peer
advertises this to the peer by using the Cooperative Route Filtering advertises this to the peer by using the Cooperative Route Filtering
Capability uses a new BGP capability [BGP-CAP] defined as follows: Capability uses a new BGP capability [BGP-CAP] defined as follows:
Capability code: 3 Capability code: 3
Capability length: variable Capability length: variable
Capability value: one or more of the following entries: Capability value: one or more of the following entries:
skipping to change at line 234 skipping to change at line 234
We express our thanks to Andrew Partan,Avneesh Sachdev, Alec Peterson, We express our thanks to Andrew Partan,Avneesh Sachdev, Alec Peterson,
Enke Chen, John Heasley, Dorian Kim and Bruce Cole for their Enke Chen, John Heasley, Dorian Kim and Bruce Cole for their
comments. comments.
9. References 9. References
[BGP-4] Rekhter, Y., and T. Li, "A Border Gateway Protocol 4 (BGP- [BGP-4] Rekhter, Y., and T. Li, "A Border Gateway Protocol 4 (BGP-
4)", RFC 1771, March 1995. 4)", RFC 1771, March 1995.
[BGP-ORF] Chen, E., and Rekhter, Y., "Cooperative Route Filtering [BGP-ORF] Chen, E., and Rekhter, Y., "Cooperative Route Filtering
Capability for BGP-4", draft-chen-bgp-route-filter-01.txt, August Capability for BGP-4", draft-ietf-idr-route-filter-05.txt, January
2000. 2002.
10. Author Information 10. Author Information
Keyur Patel Keyur Patel
AYR Networks. Inc. AYR Networks. Inc.
3977 East Bayshore Road, suite 200 3977 East Bayshore Road, suite 200
Palo Alto, CA 94303 Palo Alto, CA 94303
email: keyur@ayrnetworks.com email: keyur@ayrnetworks.com
Susan Hares Susan Hares
 End of changes. 

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