MC55 AT Command Set
7.9 ATH s
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MC55_ATC_V01.05 Page 151 of 469 2/10/04
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7.9 ATH Disconnect existing connection
Syntax
Command Description
Disconnect existing call from command line by local TE and terminate c all.
Parameter Description
[0] disconnect from line and terminate call
Notes
• OK is issued after circuit 109 (DCD) is turned off, if it was previously on.
•ATH terminates every circuit switched call (voice, data or fax), even if it is issued via another interface. This
behavior is in accordance with ITU-T V.25 ter; (07/97, "Hook control": "ATH is terminating any call in
progress.").
•ATH clears any active PDP context or terminates any existing PPP connec tion, but only if issued on the same
interface where GPRS is used and if there is no pending n etwork request for PDP context activation. It does
not affect PDP contexts and PPP connections on other interfaces (see also Chapter "ATH Manual r ejection
of a network request for PDP context activation").
Exec Command
ATH[<n>]
Response(s)
OK
PIN ASC0 ASC1 MUX1 MUX2 MUX3
! % % % % %
Reference(s)
V.25ter
<n>(num)