XtendLan XL-EFM404 G.SHDSL .bis EFM Modem User Manual
V0.01
Annex Type: There are four Annex types, Annex A (ANSI), Annex B (ETSI), Annex AF and
Annex BG in SHDSL.bis . Check with your ISP about it.
TCPAM Type: the default option is Auto. You may assign the different type manually by click
the caption TPCAM-16 or TPCAM-32 . If you select Annex A or Annex B , the TCPAM type can
only assign toTCPAM-16.
Main Rate and Sub Rate:
You can setup the SHDSL.bis main rate is in the multiple of 64kbps , 128kpbs and 256 kpbs
and sub rate is in the multiple of 8kbps, 16kbps and 32 kbps. For adaptive mode, you can
setup the main rate N=0. The EFM modem will adapt the data rate according to the line status.
2 wire model:
Main Rate:
When using Annex AF and BG
TCPAM32 : 768Kbps ~ 5696Kbps (Nx64kbps, N=12~89)
TCPAM16 : 192Kbps ~ 3840Kbps (Nx64kbps, N=3~60)
When using Annex A and B
TCPAM16 : 192Kbps ~ 2304Kbps (Nx 64kbps, N=3~36)
Sub Rate:
0kbps ~ 56Kbps (Nx 8kbps, N=0~7)
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