T.27C What else do if CID/CND and EDR still doesn't work?

--------------------------------------------------------------------------------

Contact ZyXEL USA with the following information:
  1. Make/Model of telco switch serving you.
        examples:
        AT&T 5ESS
        AT&T 1AESS
        Northern Telecom DMS-100/200
        GTE GTD-5
 
 2. Ring cadence, as measured by AT#B3
        (this measures the ON/OFF times for incoming rings)
 
 3. Rom revision level? c.f. T.1.A
         
 4. Is there a capacitor on the R4 resistor? c.f. T.26A

Based on the answers to the above questions, ZyXEL can recommend values
for the registers.  ALL of the questions need to be answered to provide
a reasonable response.

Top Document: ZyXEL modem FAQ List v4.2, Nov 20 1995, Part 3 of 5 [Technical FAQs]
Previous Document: T.27B What software modifications are needed?
Next Document: T.28 What changes are needed for overseas calling?

Part1 - Part2 - Part3 - Part4 - Part5 - Single Page

[ Usenet FAQs | Web FAQs | Documents | RFC Index ]

Send corrections/additions to the FAQ Maintainer:
rwong@direct.ca (Robert Wong Jr.)

Last Update October 22 2009 @ 05:27 AM