Sniffer troubleshooting: Revision history

6 January 2026

• curprev 05:0605:06, 6 January 2026‎ Admin talk contribs‎ 78,502 bytes +8,450‎ Add troubleshooting section for database error 1062 - lookup table auto-increment limit
• curprev 04:4104:41, 6 January 2026‎ Admin talk contribs‎ 70,052 bytes +6,571‎ Add Post-Reboot Verification Checklist with firewall and time sync verification steps
• curprev 04:3104:31, 6 January 2026‎ Admin talk contribs‎ 63,481 bytes +5,992‎ Add troubleshooting section for server coredumps and SQL queue overload
• curprev 04:2404:24, 6 January 2026‎ Admin talk contribs‎ 57,489 bytes +648‎ Add critical note about rtp_check_both_sides_by_sdp configuration for NAT scenarios
• curprev 04:0404:04, 6 January 2026‎ Admin talk contribs‎ 56,841 bytes +6,306‎ Add diagnostic workflow for audio missing on one call leg (tcpdump vs GUI capture comparison)
• curprev 03:4603:46, 6 January 2026‎ Admin talk contribs‎ 50,535 bytes +4,586‎ Add section 3B: Troubleshooting RTP streams not displayed for specific provider
• curprev 03:0203:02, 6 January 2026‎ Admin talk contribs‎ 45,949 bytes +626‎ Improve AI Summary to emphasize tshark verification step for no CDRs scenario
• curprev 02:3902:39, 6 January 2026‎ Admin talk contribs‎ 45,323 bytes +6,580‎ Add section 3A for troubleshooting missing packets for specific IPs during high-traffic periods - tcpdump verification first, then SPAN bidirectional capture, buffer saturation, sensor bottlenecks
• curprev 02:2102:21, 6 January 2026‎ Admin talk contribs‎ 38,743 bytes +2,295‎ Expand distributed probe troubleshooting with detailed sipport configuration guidance
• curprev 00:5200:52, 6 January 2026‎ Admin talk contribs‎ 36,448 bytes +3,188‎ Add section on investigating packet encapsulation (VLAN, ERSPAN, GRE, VXLAN, TZSP)

5 January 2026

• curprev 22:1322:13, 5 January 2026‎ Admin talk contribs‎ 33,260 bytes +2,837‎ Add troubleshooting section for missing package/library dependencies, specifically the rrdtool package which is commonly required on newly installed sensors
• curprev 20:1220:12, 5 January 2026‎ Admin talk contribs‎ 30,423 bytes +5,102‎ Add Cause 3: External Source Packet Truncation (Kamailio siptrace, HAProxy tee)
• curprev 18:0418:04, 5 January 2026‎ Admin talk contribs‎ 25,321 bytes +1,719‎ Add Step 3b: Check for Non-Call SIP Traffic Only with sip-options/sip-message/sip-subscribe/sip-notify configuration
• curprev 17:0317:03, 5 January 2026‎ Admin talk contribs‎ 23,602 bytes +3,638‎ Add Step 9: Probe timeout due to virtualization timing issues (RDTSC)
• curprev 13:1013:10, 5 January 2026‎ Admin talk contribs‎ 19,964 bytes +1,535‎ Review: Added troubleshooting flowchart diagram, See Also section, fixed syntax highlighting
• curprev 13:0113:01, 5 January 2026‎ Admin talk contribs‎ 18,429 bytes −2,318‎ Review: Replace <pre> with <syntaxhighlight lang=bash>, fix inline backticks to <code>, trim AI Summary section
• curprev 09:1509:15, 5 January 2026‎ Admin talk contribs‎ 20,747 bytes +337‎ Add reference to distributed architecture troubleshooting for sipport configuration in probe setups
• curprev 07:4807:48, 5 January 2026‎ Admin talk contribs‎ 20,410 bytes −58,148‎ Add Step 8: Missing CDRs for calls with large packets (snaplen truncation and MTU mismatch)
• curprev 07:2707:27, 5 January 2026‎ Admin talk contribs‎ 78,558 bytes +3,784‎ Add NFS timeout error checking for missing CDRs and PCAP data - adds Step 1b and 1c for distributed NFS setup troubleshooting
• curprev 07:0407:04, 5 January 2026‎ Admin talk contribs‎ 74,774 bytes +1,214‎ Add specific solution for high concurrent call loads (8000-10000 calls) causing PACKETBUFFER memory FULL errors
• curprev 06:4906:49, 5 January 2026‎ Admin talk contribs‎ 73,560 bytes +5,463‎ Add section on troubleshooting missing call legs and SIP packets for specific IPs with SPAN bidirectional capture guidance
• curprev 06:1906:19, 5 January 2026‎ Admin talk contribs‎ 68,097 bytes +425‎ Update AI Summary with S3 cloud storage mounting section for better RAG discoverability
• curprev 06:1806:18, 5 January 2026‎ Admin talk contribs‎ 67,672 bytes +623‎ Update AI Summary with S3/rclone/s3fs/tar_move keywords and questions for better RAG discoverability
• curprev 06:1606:16, 5 January 2026‎ Admin talk contribs‎ 67,049 bytes +4,497‎ Add S3 cloud storage mounting troubleshooting section with rclone vs s3fs guidance
• curprev 04:2804:28, 5 January 2026‎ Admin talk contribs‎ 62,552 bytes +4,053‎ Add memory buffer filling diagnosis section with bottleneck isolation technique
• curprev 04:2204:22, 5 January 2026‎ Admin talk contribs‎ 58,499 bytes +6,443‎ Add troubleshooting section for random missing calls in distributed NFS setup
• curprev 03:4403:44, 5 January 2026‎ Admin talk contribs‎ 52,056 bytes +7,277‎ Add network encapsulation troubleshooting section with tshark protocols analysis
• curprev 02:4602:46, 5 January 2026‎ Admin talk contribs‎ 44,779 bytes +8,868‎ Add comprehensive troubleshooting section for missing or one-way audio issues including natalias configuration, port mismatch analysis, and external device root cause diagnosis

4 January 2026

• curprev 23:4523:45, 4 January 2026‎ Admin talk contribs‎ 35,911 bytes +1,958‎ Add Check Sensor Statistics in GUI section - covers checking packet drops, common causes, and solutions
• curprev 22:5822:58, 4 January 2026‎ Admin talk contribs‎ 33,953 bytes −3,647‎ Revize: přidán diagnostický flowchart, TOC, Category tagy, wikitable formátování, oprava tcpdump filtru
• curprev 17:2217:22, 4 January 2026‎ Admin talk contribs‎ 37,600 bytes −6,056‎ Add No space left section; shorten AI Summary
• curprev 16:5516:55, 4 January 2026‎ Admin talk contribs‎ 43,656 bytes +1,169‎ Enhance AI summary to link Connection refused errors with OOM killer diagnosis
• curprev 10:5610:56, 4 January 2026‎ Admin talk contribs‎ 42,487 bytes −2,377‎ Remove illogical Step numbering, convert pre to syntaxhighlight, fix internal links
• curprev 09:2909:29, 4 January 2026‎ Admin talk contribs‎ 44,864 bytes +3,075‎ Add Step 12: Benign Database Errors When Features Are Disabled (explains that missing table errors for disabled features like ss7 are harmless)
• curprev 07:0007:00, 4 January 2026‎ Admin talk contribs‎ 41,789 bytes +3,055‎ Add VoIPmonitor buffer settings for OOM troubleshooting
• curprev 06:0206:02, 4 January 2026‎ Admin talk contribs‎ 38,734 bytes +7,933‎ Add Step 6: Database connection troubleshooting for Connection refused (111) errors
• curprev 05:3505:35, 4 January 2026‎ Admin talk contribs‎ 30,801 bytes +2,251‎ Add detailed innodb_buffer_pool_size calculation formula to OOM troubleshooting section
• curprev 05:1705:17, 4 January 2026‎ Admin talk contribs‎ 28,550 bytes +2,340‎ Add tcpdump PCAP capture workflow for definitive call leg troubleshooting
• curprev 05:1305:13, 4 January 2026‎ Admin talk contribs‎ 26,210 bytes +1,736‎ Add troubleshooting for binary not found after crash - check for renamed binary with underscore suffix
• curprev 04:4504:45, 4 January 2026‎ Admin talk contribs‎ 24,474 bytes +3,892‎ Add Step 7: Check for Storage Hardware Errors (HEAP FULL / packetbuffer Issues) - distinguishes between hardware failure vs performance bottleneck, adds dmesg commands and diagnostic steps
• curprev 04:1904:19, 4 January 2026‎ Admin talk contribs‎ 20,582 bytes +2,542‎ Add Step 8: Sensor upgrade fails with /tmp noexec mount option
• curprev 04:1404:14, 4 January 2026‎ Admin talk contribs‎ 18,040 bytes +1,524‎ Add sensor unresponsive after GUI update troubleshooting (killall procedure)
• curprev 03:5303:53, 4 January 2026‎ Admin talk contribs‎ 16,516 bytes +3,411‎ Add Step 7: Check for OOM (Out of Memory) Issues diagnosing CDR processing stops caused by memory exhaustion and OOM killer events. Includes commands to check kernel logs, monitor memory usage with free -h, and solutions including RAM upgrade and mitigation strategies.
• curprev 03:2903:29, 4 January 2026‎ Admin talk contribs‎ 13,105 bytes +2,876‎ Add Step 5 for GUI capture rules troubleshooting (Skip option causing call processing to stop)

2 January 2026

• curprev 14:0914:09, 2 January 2026‎ Admin talk contribs‎ 10,229 bytes +2,974‎ Add tshark display filter syntax examples for SIP analysis

28 November 2025

• curprev 18:1418:14, 28 November 2025‎ Admin talk contribs‎ 7,255 bytes +907‎ Clarify promiscuous mode requirements for different mirroring methods

30 June 2025

• curprev 15:4015:40, 30 June 2025‎ Festr talk contribs‎ 6,348 bytes +5,662‎ No edit summary

29 July 2015

• curprev 17:1617:16, 29 July 2015‎ Festr talk contribs‎ 686 bytes +1‎ No edit summary
• curprev 16:3716:37, 29 July 2015‎ Festr talk contribs‎ 685 bytes 0‎ No edit summary

21 May 2013

• curprev 18:0818:08, 21 May 2013‎ Festr talk contribs‎ 685 bytes +685‎ Created page with "= voipmonitor does not sniff anything = *Always check if you actually see the SIP traffic. The easest way it to run (apt-get install tshark | yum install wireshark) tsh..."