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Network + Systems Infrastructure
W O R K S H O P  
10 GIG Can't Wait to Interoperate

  August 5, 2002
  By Peter Morrissey


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Glossary

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WANs Get 10 Gig-E With It
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If You're Ready to Buy

• 802.17: IEEE working group defining the standard that uses RPR to extend Ethernet over the MAN and WAN.

• iSCSI: Emerging IETF standard protocol for extending a SCSI bus over an IP network.

• OC-768: Sonet technology providing 40 Gbps on a single circuit.

• Physical Coding Sublayer (PCS): Part of PHY that dictates the bit patterns sent to the PMD.

• Physical Interface (PHY): Corresponds to Layer 1 of the OSI model; incorporates the PCS and PMD.

• Physical Media Dependent (PMD): PHY layer that dictates the way bits are converted to physical signals, such as light in the case of fiber.

Resilient Packet Ring (RPR): Emerging technology combines packet switched networks with dual rings.

• Wavelength Division Multiplexing (WDM): Emerging technology combines packet switched networks with dual rings.


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