3Com 4500 PWR 26-Port Configuration Manual page 315

Note that:
The IP addresses of a perma nent multicast group keep unchanged, while the members of the
group can be changed.
There can be any number of, or even zero, members in a perm
Those IP multicast addresses not assigned to perman
tem porary multicast groups.
Class D IP addresses range from 224.0.
Table 25-2 Range and description of Cla
Class D address range
224.0.0.0 to 224.0.0.255
224.0.1.0 to 231.255.255.255
233.0.0.0 to 238.255.255.255
232.0.0.0 to 232.255.255.255
239.0.0.0 to 239.255.255.255
As spe cified by IANA, the IP addre
p rotocols on local networks. The followin
T able 25-3 Re served IP multicast addre
Clas s D address range
224.0.0.1
224.0.0.2
224.0.0.3
224.0.0.4
224.0.0.5
224.0.0.6
224.0.0.7
224.0.0.8
224.0.0.9
224.0.0.11
224.0.0.12
224.0.0.13
224.0.0.14
224.0.0.15
224.0.0.16
224.0.0.17
0.0 to 239.255.255.255. For details, see
ss D IP addresses
Reserved multic ast addresses (IP addresses for permanent
multicast groups). The IP address 224.0.0.0 is reserved.
Other IP addresses can be used by routing protocols.
Available any-source multicast (ASM) multicast addresses
(IP addresses for temporary groups). They are valid for the
entire network.
Available source-specific multicast (SSM) multicast group
addresses.
Administratively scoped multicast addresses, which are for
specific local use only.
sses ranging from 224.0.0.0 to 224.0.0.255 are reserved for network
g table lists commonl
sses
Address of all hosts
Address of all multicast routers
Unassigned
Distance Vector Mult
routers
Open Shortest Path First (OSPF) routers
Open Shortest Path First designated routers (OSPF DR)
Shared tree routers
Shared tree hosts
RIP-2 routers
Mobile agents
DHCP server/relay agent
All Protocol Independent Multicast (PIM) routers
Resource Reservation Protocol (RSVP) encapsulation
All core-based tree (CBT) routers
The specified subnetwork bandwidth management (SBM)
All SBMS
25-7
anent multicast group.
ent multicast groups can be used by
Table
Description
y used reserved IP multicast addresses:
Description
icast Routing Protocol (DVMRP)
25-2.