Dell PowerEdge VRTX User Manual
Page 465

Template Last Updated - 2/7/2007
Glossary
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F O R P R O O F O N LY
IGMP Snooping
IGMP Snooping examines IGMP frame contents, when they are forwarded by
the device from work stations to an upstream Multicast router. From the
frame, the device identifies work stations configured for Multicast sessions,
and which Multicast routers are sending Multicast frames.
Image File
System images are saved in two Flash sectors called images (Image 1 and
Image 2). The active image
stores the active copy; while the other image
stores a second copy.
Ingress Port
Ports on which network traffic is received.
IP
Internet Protocol.
Specifies the format of packets and there addressing
method. IP addresses packets and forwards the packets to the correct port.
IP Address
Internet Protocol Address
. A unique address assigned to a network device
with two or more interconnected LANs or WANs.
IP Version 6 (IPv6)
A version of IP addressing with longer addresses than the traditional IPv4.
IPv6 addresses are 128 bits long, whereas IPv4 addresses are 32 bits; allowing a
much larger address space.
ISATAP
Intra-Site Automatic Tunnel Addressing Protoco
l
.
l.
ISATAP is an automatic overlay tunneling mechanism that uses the
underlying IPv4 network as a non-Broadcast/multicast access link layer for
IPv6. ISATAP is designed for transporting IPv6 packets within a site where a
native IPv6 infrastructure is not yet available.