This badge was issued to Lijun Dou on 21 Aug 2018.
Expired on 20 Nov 2021
Cisco Certified Internetwork Expert Enterprise Infrastructure (CCIE Enterprise Infrastructure) - Emeritus
Issued by
Cisco
Emeritus status signifies that a member maintains an active status as CCIE for 10 years in at least one CCIE track. Emeritus members no longer participate in "day to day" technical work but would like to stay involved in the program serving as ambassadors to current and future CCIE's.
Additional DetailsSkills
- BGP
- Device Security
- Diagnostics
- EIGRP
- Encryption
- Fundamental Routing Concepts
- IPv4 And IPv6 Addressing
- LAN Switching
- Layer 2 Multicast
- Layer 2 WAN Circuit Technologies
- Layer 3 Multicast
- Network Optimization
- Network Security
- Network Services
- OSPF
- QoS
- RIP V2
- System Management
- Troubleshooting
- Tunneling