Allied Telesis AT-MR908TX - Manual (Page 29)

AT-MR908TX Installation Manual
9
The six common modular cable specifications and their applicability to
100BASE-TX networks are shown in Table 4.
Table 4: Twisted Pair Cable
Alternative Installations
AT-MR908TX hubs can be installed within four different configurations:
standalone, cascaded, stacked and cascaded/stacked.
The following hub models can be used for standalone or cascaded hub
configurations:
❑ AT-MR908TX-10A
❑ AT-MR908TX-20A
❑ AT-MR908TX-30A
Cable
Cat
Cable
Description
AC
Character
Specification Twist/Foot
100BASE-TX
OK?
1 Unshielded
Untwisted
N/A CCITT None NO!
2 Individual
UTP
100
Ω
± 30 Ω
RS232
1BASE5 AT&T
PDS
None NO!
3 Typical
Individual
UTP
100 Ω
± 15 Ω
T1, AT&T ISDN
10BASE-T
IBM Type 3
3-5 NO!
4 Enhanced
Individual
UTP
100 Ω
± 30 Ω
EIA, TIA
10BASE-T
NEMA
5-8 NO!
5 Individual
UTP
100 Ω
± 30 Ω
EIA, TIA
10BASE-T
8-10 YES
6 Individual
STP
150
Ω
± 30 Ω
EIA, TIA
10BASE-T
8-10 YES