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Ulsa's picture
Joined: 2011/04/05
Points: 10

Dear All,

We are experiencing issues for third lane server is hanging the asterisk service with below error and as well as Warning,

We are suffering allot all of sudden asterisk works stops then we have been running 800 plus users on this server every time it's nightmare.!!

Can anyone please help me out on this below error,

WARNING[18030]: udptl.c:680 ast_udptl_read: UDPTL (no tag): read

error: Bad file descriptor
WARNING[23271]: channel.c:1199 __ast_channel_alloc_ap: Channel

allocation failed: Can't create alert pipe! Try increasing max file descriptors with ulimit

WARNING[23271]: chan_sip.c:7108 sip_new: Unable to allocate AST

channel structure for SIP channel
WARNING[24459]: app_dial.c:2341 dial_exec_full: Unable to create

channel of type 'SIP' (cause 0 - Unknown)
WARNING[24459]: chan_sip.c:7108 sip_new: Unable to allocate AST

channel structure for SIP channel
WARNING[14397]: translate.c:225 framein: gsmtolin did not update

WARNING[14397]: codec_gsm.c:104 gsmtolin_framein: Invalid GSM data

ERROR[28304]: acl.c:714 ast_ouraddrfor: Cannot create socket

ERROR[28303]: res_timing_timerfd.c:106 timerfd_timer_open: Failed to

create timerfd timer: Too many open files

WARNING[30797]: res_rtp_asterisk.c:2147 ast_rtp_read: RTP Read error:

Bad file descriptor. Hanging up
ERROR[20955]: utils.c:1211 ast_careful_fwrite: fwrite() returned

error: Connection reset by peer

WARNING[18745]: format_wav_gsm.c:418 wav_read: Short read (12) (Resource temporarily


Plain text icon udptlerror.txt49.11 KB
thirdlane's picture
Joined: 2007/02/07
Points: 510

What is the Asterisk version you are running?

Are you using fax with T38?

Please post to the appropriate forum - i wiil move this into the General questions later.

Alex Epshteyn
Third Lane Technologies
Multi Tenant Asterisk PBX