多选题Which two steps are required for a Kompella Layer 2 VPN？（）AConfigure a site ID for each CEBConfigure a VPN label for each VPNCConfigure a MP-BGP session to each PEDConfigure an Extended LDP Session to each PE
题目
多选题
Which two steps are required for a Kompella Layer 2 VPN？（）
A
Configure a site ID for each CE
B
Configure a VPN label for each VPN
C
Configure a MP-BGP session to each PE
D
Configure an Extended LDP Session to each PE