| 摘要 |
<p>A layer two virtual private network cross-domain implementation (L2VPN) method, system and device are disclosed. The L2VPN cross-domain implementation method involves: receiving a mapping message of a first L2VPN from a first AS domain, parsing the mapping message of the first L2VPN, obtaining a first label carried by the mapping message of the first L2VPN, re-applying a different second label with the first label carried by the mapping message of the first L2VPN, generating a mapping message of the second L2VPN according to the re-applied second label, sending the mapping message of the second L2VPN, and recording the label exchanging information.</p> |
