Appendix A Technical specifications 181
Using the BayStack 420 10/100/1000 Switch
Network protocol and standards compatibility
The following are protocols and standards used by the BayStack 420 Switch:
• IEEE 802.3 10BASE-T (ISO/IEC 8802-3, Clause 14)
• IEEE 802.3u 100BASE-TX (ISO/IEC 8802-3, Clause 25)
• IEEE 802.1Q (VLAN Tagging)
• IEEE 802.1z (Gigabit)
• IEEE 802.1d (Spanning tree protocol)
Safety agency certification
• The safety certifications follow for the BayStack 420 Switch:
• UL Listed (UL 1950)
• IEC 950/EN60950 (CB report) with all national deviations
• C22.2 No. 950 (CUL)
• UL-94-V1 flammability requirements for PC board
• NOM (NOM-019)
Electromagnetic emissions
• The electromagnetic emission standards for the BayStack 420 Switch:
• US. CFR47, Part 15, Subpart B, Class A
• Canada. ICES-003, Issue 2, Class A
• Australia/New Zealand. AS/NZS 3548:1995, Class A
• Japan. V-3/97.04:1997, Class A
• Taiwan. CNS 13438, Class A
• EN55022:1995, Class A
• EN61000-3-2:1995
• EN61000-3-3:1994