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Siemens SCALANCE X308-2 User Manual

Siemens SCALANCE X308-2
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Technical specifications
8.8 XR-300M PoE technical specifications
SCALANCE X-300
204 Operating Instructions, 05/2016, A5E01113043-20
8.8.5
Other properties
Table 8- 115 Switching properties
Max. number of learnable addresses
8000
Aging time
30 sec
Switching technique
Store and forward
Latency
5 μs
Table 8- 116 Reconfiguration times for redundancy mechanisms
Redundancy mechanism
Reconfiguration times
HRP
300 ms
Standby link
300 ms
MRP
200 ms
Mean time between failure (MTBF)
The value in the following table applies to the basic device without media modules.
MTBF
> 15 years
1)
1)
This value applies at 40 °C.
In the calculation of the MTBF of a modular switch, the standard parts count applies; in other
words, the reciprocals of all component failure rates are added.
The reciprocal of this total id the MTBF of the entire assembly.
Table 8- 117 Full wire speed switching
Number of frames per second
At a frame length of
At 100 Mbps
At 1000 Mbps
148810
1488095
64 bytes
84459
844595
128 bytes
45290
452899
256 bytes
23496
234962
512 bytes
11973
119732
1024 bytes
9615
96154
1280 bytes
8127
81274
1518 bytes

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Siemens SCALANCE X308-2 Specifications

General IconGeneral
BrandSiemens
ModelSCALANCE X308-2
CategorySwitch
LanguageEnglish

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