IC Realtime 4/8 All Channel 720P Mini 1U HD-AVS DVR - Manual (Page 63)

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Alaska GMT-9
Pacific Time(P.T) GMT-8
American Mountain Time(M.T) GMT-7
American Central Time(C.T) GMT-6
American Eastern Time(E.T) GMT-5
Atlantic Time GMT-4
Brazil GMT-3
Middle Atlantic Time GMT-2
Figure 5-17
5.3.4.4 Multiple Cast Setup
Multiple-cast setup interface is shown as in Figure 5-18.
Figure 5-18
Here you can set a multiple cast group. Please refer to the following sheet for detailed information.
 IP multiple cast group address
-224.0.0.0-239.255.255.255
- “D” address space
 The higher four-bit of the first byte= ”1110”
 Reserved local multiple cast group address
-224.0.0.0-224.0.0.255
-TTL=1 When sending out telegraph
-For example
224.0.0.1 All systems in the sub-net
224.0.0.2 All routers in the sub-net
224.0.0.4 DVMRP router
224.0.0.5 OSPF router
224.0.0.13 PIMv2 router
 Administrative scoped addressees