- Nortel 認定資格
- 920-443 Nncse-succession 1000/1000m rls.3.0
- 920-133 NNCSS Baystack Switching
- 920-221 Nortel Convered Campus ERS Installation and Configuration
- 920-245 Ethernet Switching
- 920-250 Nncss-passport 8600
- 920-805 Nortel Data Networking Technology
- 920-181 CallPilot RIS.5.0 Engineering
- 920-138 NNCSS Succession 1000/1000M Ris.3.0 Exam
- 920-253 NCDS-Nortel VPN Router (Contivity)Rls.6.0
- 920-233 Nortel VPN Router (Contivity) Rls. 6.0
- 920-172 NCSS-Nortel Communication Control Toolkit Ris.6.0
- 920-167 NCSS-Contact Center RIS.6.0 Application Developer
- 920-166 NCSS-Contact Center Multimedia Ris.6.0
- 920-164 NCSS-Contact Center Manager RIs6.0 I and M
- 920-163 NCSS-Contact Center Manager RIs.6.0 Technical Support
- 920-803 Nortel technology standards and protocol for ip telephony solutions
- 920-501 Nncss-optera metro 5000
- 920-460 Ncse wireless lan
- 920-326 Nncds-symposium contact center poftfolio
- 920-325 Nncss-communication server 1000/4.0 software install-maint