Routing & Switching H12-261 Reddit Questions

Register mechanism

BSR/RP mechanism

Assert mechanism

Join/Prune mechanism

LDP, vp–Option-c 2 when only the label is used on the public network. For the cross-domain solution, the third-layer forwarding layer label is required.

For the inter-domain vPN-OptionB, the ASBR MP-eBGP mode needs to establish a neighbor relationship.

For the inter-domain vPn -OptionA, the routes of the ASBR IPv4 mode are ordinary inter-route routes.

For inter-domain vPN-OptionB, ASBR-E ( ), VPN, two methods, use multiple interfaces, including sub-interfaces, interconnect each interface, one each.

ASBR-PE CE

The LDP FRR LSP LSP can also be generated from the mapping of the non-lowest hops as the privilege label, and the primary device is configured as the primary device. The table forwarding entry B. LDP IGP IGP LDP IGP is associated with the association. , guaranteed to be consistent with the path

Hand-configured dynamic LDP FRR 32 LDP LSP policy is the default route to the backup device.

LDP GR (Graceful Restart) MPLS uses the feature that the plane and the control plane are separated, and is forwarded when the device protocol is replaced by the restart or the primary or the reverse.

No interruption.

Access mode directly discards the data frame with the tag

Only receive data in Access mode with label frame

Data The destination modification frame MAC address in the opportunistic data when the input interface frame is changed.

In the Access VLAN mode, the send frame will be stripped of the data.