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多选题
关于BGP的Next Hop属性。描述正确的是()
A
必须存在于Update报文中
B
不一定就是邻居设备的IP地址
C
Update报文中可以没有Next_Hop属性
D
BGPSpeaker在向EBGP对等体发布某条路由时,并不改变该路由信息的下一跳属性
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The BGP next hop must be in inet.1.B
The BGP next hop must be in inet.3.C
Must have a bidirectional LSP configured.D
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