| 摘要 |
The present invention discloses a method for advertising and processing pseudo-wire (PW) information, which comprises: the sending provider edge (PE) device using two or more methods to group PWs, identifying the group identifier assigned to each PW with each grouping method, and sending all group identifiers of each PW to the receiving PE device; the sending PE device sending to the receiving PE device the notification message that carries information identifying the affected PW group, and the receiving PE device identifying the PWs belonging to the affected PW group according to the received notification. The present invention also discloses the sending and receiving PE devices for advertising and processing PW information. The method and the devices of the present invention can support grouping PWs with more than one method, allowing for flexible use of PW group-based messaging and message processing.
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