Huawei HCIP-Datacom case studies
Huawei HCIP-Datacom · Put your knowledge to work in context.
HCIP-Datacom is the Professional-tier credential in Huawei's three-level Career Certification roadmap, sitting between the Associate-level HCIA and the Expert-level HCIE. Huawei describes the programme as a talent development system and certification standard aimed at developing ICT professionals and building a healthy ICT talent ecosystem. Datacom appears on that roadmap as one of the technology tracks, alongside WLAN, Security, Transmission, Access, 5G and LTE. The Professional level is intended for practising network engineers who already hold foundational routing and switching knowledge and want to demonstrate deeper design, deployment and troubleshooting capability on Huawei datacom equipment and solutions. The Huawei HCIP-Datacom case studies are 5 cases and about 3,784 words.
1Contact Centre Hairpin After a Floor Switch Cutover
HQ campus, 3,000 users. Two S12700E core switches run VRRP and MSTP in region HQ, revision 1.
783 words, about 4 min2BGP Route Present but Not Installed After a Static Route Removal
AS 65001 is a single-homed enterprise with two border routers, BR-1 and BR-2, each running eBGP to a different ISP. The core uses two route reflectors, RR-1 and RR-2, in the same cluster, with all iBGP sessions over Loopback0.
772 words, about 4 min3VXLAN Cross-Rack Throughput Collapse on a New Leaf
A data centre runs two CE8850 spines and four CE6865 leaves. The underlay is OSPF area 0 on /31 point-to-point links; the overlay is iBGP AS 65010 with the spines as route reflectors, VXLAN with distributed anycast gateway.
765 words, about 4 min4Route Target Added with Both Flags Leaks All Spoke Prefixes
An enterprise runs BGP/MPLS L3VPN over AS 65000 with PE-1, PE-2, PE-3 and a route reflector. Security policy requires all inter-site traffic to pass through a firewall attached to PE-1 in VRF HUB.
693 words, about 3 min5Voice PBR Fails Over to a Dead ISP Path
A branch office uses an AR651 router with two WAN links. GE0/0/0 connects to ISP-A: 200 Mbps fibre, static IP 100.64.1.2/30, gateway 100.64.1.1, a tracked static default route with BFD.
771 words, about 4 min