1, multi-protocol label switching technology

The evolution of MPLS; Advantages of MPLS and disadvantages of traditional IP routing; Application of MPLS; Label structure, label stack and FECMPLS; Frame mode and unit mode; Label distribution protocols TDP, LDP, BGP, RSVP；; The way of label distribution; The control plane and data plane of MPLS; Introduce the service construction based on MPLS;

2.MPLS VPN technology

MPLS VPN terms: RD, RT, VPNv4 address, SOO, VRF, etc. The connection model of MPLS VPN; MP-BGP and address family; MPLS VPN VRF multi-routing instance; Routing protocols between PE and CE: BGP, OSPF, RIP, static; ; Multi-VRF environment; Basic configuration of MPLS VPN, SOO, as-override, AllowASin, selective import/export;

3. Deploy and implement MPLS VPN.

Load sharing of multi-homed VPN site traffic; Hub and center. Spoke MPLS VPN service; Extranet VPN service Internet access; Default route for a specific VRF; Separate PE-CE subinterface (non-VRF); MPLS VPN Internet access;

4. Advanced MPLS VPN theme

Implementation scheme of inter-domain MPLS VPN; Back to back VRP；; ; Member of Parliament-EBGP; Member of Parliament-EBGP; Route reflector; CSC (Operator Support Operator) MPLS VPN Convergence in MPLS VPN network;

5. Islamic State routing protocol

The basic concept of "Islamic State"; The address of the "Islamic State"; The adjacency, flooding and synchronization mechanism of "Islamic State": the link state database of "Islamic State"; Comparison between "Islamic State" and OSPF

6.QOS quality of service

Classification and marking technology; Congestion avoidance technology; MOC classification technology; Main operation center strategy; Queue mechanism; Shaping and strategic mechanism;

7. Multicast technology

PIM sparse mode, dense mode; The election mechanism of RP; MSDP protocol, multi-protocol BGP；;

As of August 27th, 35 people in Wuhan Tian Yu Education have passed CCIE.