DI-3660 Router
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18
7
One-port Ethernet + one-port serial, async,
and sync (up to 2Mbps) + one-port ISDN
BRI
Yes
8
Four-port ISDN BRI S/T Interface
DRM-4B-S/T
Yes
9
4-port serial, async, and sync (up to 2Mbps)
DRM-4T
Yes
10
8-port serial, async, and sync (<128Kbps)
DRM-8A/S
Yes
11
8-port asynchronous serial
DRM-8ASY
Yes
12
16-port asynchronous serial
DRM-16ASY
Yes
13
One-port channelized E1
DRM-1CE1
Yes
14
Two-port channelized E1
DRM-2CE1
Yes
15
Four-port channelized E1
DRM-4CE1
Yes
16
Two-port FXS (including DSP)
DRM-2FXS
Yes
17
Two-port FXO (including DSP)
DRM-2FXO
Yes
18
Two-port E&M (including DSP)
DRM-2E&M
Yes
19
Four-port FXS (including DSP)
DRM-4FXS
Yes
20
Four-port FXO (including DSP)
DRM-4FXO
Yes
21
Four-port E&M (including DSP)
DRM-4E&M
Yes
22
Two-port FXS + two-port FXO
DRM-2FXS&2FXO
Yes
