H12-261 Exam Dumps - HCIE-Routing & Switching (Written)

By default, sub-AS numbers of a confederation are advertised to BGP peers outside the confederation.

A BGP confederation divides an AS into several sub-ASs. ASs outside a confederation still consider the confederation as an AS.

Confederations can easily detect routing loops inside an AS because EBGP is run between sub-ASs.

Sub-A5s within a BGP confederation can use private AS numbers. For Huawei NE and AR routers, a maximum of 32 sub-ASs can be configured in a BGP confederation.

When IP MPLS, IP Tunnel ID Tunnel ID 0x0, and MPLS report domain, check the destination address. If the value is 1, enter the forwarding process.

, PHP Egress1 3 The point allocation of the support point is the default. The value of the section of the penultimate hop is set to .

When IP MPLS is entered and the MPLS IP is reported to the domain, the device reporting layer inserts a new label in the header and header of the text.

When the packet is reported in the MPLS, , and MPLS domain, it is forwarded according to the table label. The label of the top label is replaced by the label allocated by the next hop.