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Cisco Bug: CSCun21109 - ATA 187 support for modem pass-through (NSE) mode

Last Modified

Aug 01, 2014

Products (4)

  • Cisco Unified IP Phone 7900 Series
  • Cisco Unified Wireless IP Phone 7925G
  • Cisco Unified Wireless IP Phone 7926G
  • Cisco Unified Wireless IP Phone 7921G

Known Affected Releases

1.0

Description (partial)

Document update request

Symptom:
Problem Description:

The "Cisco ATA 187 Analog Telephone Adaptor Overview" document says that NSE based modem-passthrough is not supported (though it is starting firmware 9.2(3)

SNIPPET:

 Name Signaling Event based passthrough

Name Signaling Event (NSE)-based passthrough is simply thet transport of fax or modem communications using the G.711 codec.

The ATA 187 does not support NSE-based modem passthrough. 

REF : http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cata/187/1_0/english/administration/guide/sip/187adm80/a187_ag1ovr.html#wp1049761

whereas the same is supported ATA 187 firmware 9.2(3) onwards.

REF : http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cata/187/9_2_3/english/release/notes/atarn923.html#wp130107

Conditions:
Cisco ATA Analog Telephony Adaptor Overview document lists that ATA 187 does not support modem-passthrough NSE based but the same is supported starting firmware 9.2(3)

 http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cata/187/1_0/english/administration/guide/sip/187adm80/a187_ag1ovr.html#wp1049761
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