Hello. Sign In
Standards Store
ITU-T M.3620 1992 Edition, October 1, 1992
Complete Document
Active, Most Current
Principles for the Use of ISDN Test Calls, Systems and Responders - Maintenance: ISDN (Study Group IV) 7 pp
PDF :
$25.00 USD
In Stock
Print  :
$25.00 USD
In Stock
Print + PDF :
$35.00 USD
You save 30%
In Stock
There is no abstract currently available for this document