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Cisco Bug: CSCuj22813 - DEBUGABILITY: cannot get sftp password prompt when sftp debug turned on

Last Modified

Jan 07, 2017

Products (1)

  • Cisco Network Convergence System 6000 Series Routers

Known Affected Releases

5.0.0.BASE

Description (partial)

Symptom:
Upon enabling 'ssh sftp client' and 'ssh sftp server' debugging, sftp from router does not bring up the password prompt to complete the sftp authentication.

Conditions:
RP/0/RP0/CPU0:ncs6k_router#show debug
Fri Sep 13 11:28:42.901 EST
No debug flags set

RP/0/RP0/CPU0:ncs6k_routers#sftp user@223.255.254.254
Fri Sep 13 11:28:49.636 EST
Connecting to 223.255.254.254...
  Use of this system is only for individuals authorized by Cisco.
  Users are advised that monitoring may occur on this system in the
  course of system administration and the discovery of unauthorized
  or illegal activity will result in disciplinary and legal actions.


Password: 
sftp> exit

RP/0/RP0/CPU0:ncs6k_router#debug ssh sftp client 
Fri Sep 13 11:29:03.574 EST
RP/0/RP0/CPU0:ncs6k_router#debug ssh sftp server 
Fri Sep 13 11:29:06.166 EST
RP/0/RP0/CPU0:ncs6k_router#sftp user@223.255.254.254
Fri Sep 13 11:29:10.039 EST
RP/0/RP0/CPU0:Sep 13 11:29:10.133 : sftp[65886]: (parse_path_interactive) user:user, host:223.255.254.254
Connecting to 223.255.254.254...
RP/0/RP0/CPU0:Sep 13 11:29:10.134 : sftp[65886]: connect_to_server - pid:16734
RP/0/RP0/CPU0:Sep 13 11:29:10.136 : sftp[65894]: username user, src_intf NULL

... stuck in here and cannot get password prompt ....
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