Mutihomed ISP

Cisco

Load Sharing with BGP in Single and Multihomed Environments: Sample Configurations

Sample Configuration for BGP with Two Different Service Providers (Multihoming)

AS & ASN

http://www.apnic.net/services/services-apnic-provides/helpdesk/faqs/asn-faqs

http://www.apnic.net/policy/asn-policy

Reference:

http://www.theipv6experts.net/2011/enterprise-multihoming-ipv6/

http://ipv6.com/articles/general/IPv6_Multihoming.htm

http://www.cisco.com/warp/public/cc/pd/iosw/ioft/ionetn/tech/emios_wp.htm