AudioCodes Mediant MSBR Series, Troubleshooting Manual

Page 1: ...Configuration Note Multi Service Business Routers Product Series Mediant MSBR Troubleshooting Version 7 2 ...

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Page 3: ...ce Example 15 2 4 Capturing Voice on Logical Interfaces 16 2 4 1 Monitoring VoIP Logical Interface Example 16 2 4 2 Monitoring VoIP Link interface from Data CPU to VoIP CPU Example 16 3 Gathering Data CPU 17 3 1 Debugging Data CPU 17 3 1 1 Reviewing Serial Logs 17 3 1 1 1 Obtaining the Data CPU Log Files using WinSCP 18 3 1 1 2 Obtaining Data CPU Log Files using USB Storage 18 3 1 1 3 Obtaining Da...

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Page 5: ...thout notice Date Published March 05 2019 WEEE EU Directive Pursuant to the WEEE EU Directive electronic and electrical waste must not be disposed of with unsorted waste Please contact your local recycling authority for disposal of this product Customer Support Customer technical support and services are provided by AudioCodes or by an authorized AudioCodes Service Partner For more information on ...

Page 6: ... CPU on Physical Interfaces and Sending Information to Head Office 40385 Updates to Section Capturing Data CPU on Physical Interfaces 40386 Updates to the document template Documentation Feedback AudioCodes continually strives to produce high quality documentation If you have any comments suggestions or errors regarding this document please fill out the Documentation Feedback form on our website a...

Page 7: ... Note 1 Introduction Version 7 2 7 Troubleshooting the MSBR 1 Introduction This document describes the basic system configuration for AudioCodes Multi Service Business Routers MSBR using the CLI management interface ...

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Page 9: ...hysical eth lan Sets the Ethernet interface as a source for capturing packets debug capture data physical target tftp Sets the destination for the captured packet file as a TFTP server debug capture data physical start Starts capturing files Note The captured data is collected locally and sent to the PC later on debug capture data physical stop tftp server IP vrf name Stops capturing files and the...

Page 10: ...cal target tftp Sends the capture to the TFTP server debug capture data physical target usb Saves the capture to USB storage debug capture data physical target ftp Uses an FTP server specify username and password Note If you are using the USB as a target destination the USB storage must be plugged in to the MSBR While the target destination is the USB the debug capture file size is limited to the ...

Page 11: ...be accessed from the WAN a reset might be required 3 Connect to the MSBR using WinSCP 4 Copy the debug capture file to the local PC debug capture data physical eth lan Interface eth lan was added to the debug capture rules Use start command in order to start the debug capture debug capture data physical eth wan Interface eth wan was added to the debug capture rules Use start command in order to st...

Page 12: ...h wan was added to the debug capture rules Use start command in order to start the debug capture debug capture data physical target usb debug capture data physical start Saving capture to USB storage File name debug capture data 16032014 155634 pcap debug capture data physical stop Finished Type usb remove to safely remove the drive usb remove You may now remove the USB drive 2 1 5 Analyzing the D...

Page 13: ...TP or FTP server 2 2 1 Capturing Data on an Interface Example The following example captures data from the multilink interface on the T1 WAN side and sends it to a TFTP server A specific host and port range can be added to make the debug capture more specific debug capture data interface multilink 1 proto tcp host any port any 06 29 41 793398 In ethertype IPv4 0x0800 length 1460 tos 0x0 ttl 54 id ...

Page 14: ...40c9b81 seq 0x1 ttl 64 id 61420 len 112 05 19 08 422446 a4 4c 11 e4 22 b0 0 90 8f 3c 81 b0 0800 126 10 42 0 2 10 42 0 1 ESP spi 0xc3415d3e seq 0x1 DF ttl 255 id 25482 len 112 Adding the IPSec flag to the debug capture data interface command displays the encrypted packets running in to the IPSec tunnel debug capture data interface GigabitEthernet 0 0 1000 ipsec proto all host any 05 19 28 191142 0 ...

Page 15: ... through the Data CPU first Data CPU refers to the system Router Debug capture voice provides the capability of monitoring the traffic that goes directly to the Voice CPU Debug capture physical is applied on all wire levels With multiple logical interfaces VLANs you can monitor them all using this methodology 2 3 1 Monitoring VoIP Physical Interface Example The same concept is applied in debug cap...

Page 16: ...pe IPv4 0x0800 length 66 tos 0x0 ttl 63 id 17099 offset 0 flags DF proto TCP 6 length 52 192 168 10 20 44498 192 168 100 101 80 F cksum 0xb4e0 correct 275337040 275337040 0 ack 2499340571 win 229 nop nop timestamp 27988585 105130724 2 4 2 Monitoring VoIP Link interface from Data CPU to VoIP CPU Example When monitoring the traffic from VoIP CPU to Data CPU using an internal link e g vlan 4001 the f...

Page 17: ...e logs are saved On the sixth reset the first log is overwritten All five logs are permanently saved and are not erased on a board reset These commands are available on the MSBR Serial CLI port or from Telnet SSH access No serial cable is required Table 3 1 Serial Logs Commands Command Description debug rmx serial copy logs usb Copies all saved RMX logs to USB storage debug rmx serial list logs Li...

Page 18: ...g is set to on 3 Connect to the MSBR using WinSCP 4 WinSCP provides copy functionality for the entire RMX directory Right click the rmx folder and then select copy the Copy window appears 5 Click Copy Figure 3 1 WinSCP Copy 3 1 1 2 Obtaining Data CPU Log Files using USB Storage The following procedure describes how to obtain the Data CPU log files using USB Storage To obtain Data CPU log files usi...

Page 19: ...ped_flash CFI does not contain boot bank location Assuming top 000000 715 number of CFI chips 1 000000 720 cfi_cmdset_0002 Disabling erase suspend program due to code brokenness 000000 733 cmdlinepart partition parsing not available 000000 742 RedBoot partition parsing not available 000000 750 u32 classifier 000000 755 OLD policer on 000000 760 NET Registered protocol family 2 000000 784 IP route ...

Page 20: ...pability without using any cable You can simply connect to the MSBR using SSH Telnet or a standard serial console cable authenticate to the CLI interface and then start debugging the Data CPU using the debug rmx serial tap command This command is directly connected to the Data CPU in the same way as the user is connected to the MSBR console port Table 3 2 Serial Tap Logs Command Command Descriptio...

Page 21: ... by using either one of the following CLI debug reset history Command Shell BSP EXCeption ResetHistory Reset History 00 Reset Reason SW Automatic Update Time 15 7 2014 03 03 25 01 Reset Reason SW Automatic Update Time 15 7 2014 02 53 51 02 Reset Reason Power UP Time 15 7 2014 02 43 44 03 Reset Reason SW WEB Time 15 7 2014 02 19 54 04 Reset Reason SW Automatic Update Time 15 7 2014 02 05 16 05 Rese...

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Page 23: ...second interval For the last 72 hours 3 days the MSBR retrieves 72 values Every retrieved value is the average of the CPU utilization for every 60 minute interval The following commands show CPU utilization values Command Description show system cpu util history data Show data CPU utilization history show system cpu util history voice Show voice CPU utilization history The output of the command is...

Page 24: ...89111111111122222222223333333333444444444455555555556 012345678901234567890123456789012345678901234567890 Data Cpu Utilization in last 60 seconds 111111111111111111111111111111111111111111111111111111111111 555444555555666555555444555445555555555555555554443335555555 123456789111111111122222222223333333333444444444455555555556 012345678901234567890123456789012345678901234567890 Mediant 500 MSBR ...

Page 25: ...a Show data memory utilization history show system utilization history voice Show voice memory utilization history Example Mediant 500 MSBR sh system utilization history voice Voice Memory Utilization in last 72 hours 55555555 32232222 123456789111111111122222222223333333333444444444455555555556666666666777 012345678901234567890123456789012345678901234567890123456789012 Voice Memory Utilization in...

Page 26: ...Configuration Note 26 Document LTRT 40386 Troubleshooting the MSBR 123456789111111111122222222223333333333444444444455555555556 012345678901234567890123456789012345678901234567890 Mediant 500 MSBR ...

Page 27: ...USB Hardware Information Software Driver Definitions AT Modem Command Responses 6 1 Providing USB Hardware Information Run the show system assembly command to display USB hardware information show system assembly Board Assembly Info Slot No Ports Module Type 0 0 1 WAN Copper 0 1 1 WAN Fiber 1 1 4 LAN GE 2 1 E1 T1 USB Port 1 Manufacturer HUAWEI Technology Product HUAWEI Mobile Product Id 1001 Vendo...

Page 28: ...EPs 1 Cls 09 hub Sub 00 Prot 01 Driver hub E Ad 81 I Atr 03 Int MxPS 1 Ivl 256ms I If 0 Alt 1 EPs 1 Cls 09 hub Sub 00 Prot 02 Driver hub E Ad 81 I Atr 03 Int MxPS 1 Ivl 256ms T Bus 01 Lev 02 Prnt 02 Port 00 Cnt 01 Dev 9 Spd 480 MxCh 0 D Ver 2 00 Cls 00 ifc Sub 00 Prot 00 MxPS 64 Cfgs 1 P Vendor 12d1 ProdID 1001 Rev 0 00 S Manufacturer HUAWEI Technology S Product HUAWEI Mobile C Ifs 5 Cfg 1 Atr e0 ...

Page 29: ...2 Prnt 02 Port 01 Cnt 02 Dev 3 Spd 480 MxCh 0 D Ver 2 00 Cls 00 ifc Sub 00 Prot 00 MxPS 64 Cfgs 1 P Vendor 0011 ProdID 7788 Rev 1 03 S Manufacturer SAMSUNG S Product Flash Disk S SerialNumber 12345678 C Ifs 1 Cfg 1 Atr 80 MxPwr 100mA I If 0 Alt 0 EPs 2 Cls 08 stor Sub 06 Prot 50 Driver usb storage E Ad 01 O Atr 02 Bulk MxPS 512 Ivl 0ms E Ad 82 I Atr 02 Bulk MxPS 512 Ivl 0ms ...

Page 30: ...c 7d 26 7d 0 0 0060 28 2b 7d 26 7d 21 7d 22 7d 21 7d 21 7d 23 7d 20 0070 7d 25 7d 20 2b b5 7e TX 81 0000 7e ff 03 00 21 45 00 00 49 00 00 40 00 40 11 80 E I 0010 ab b0 0c 85 74 c3 bd c0 ba 00 a1 c8 ca 00 35 e0 t 5 0020 ba 30 2b 02 01 01 04 06 70 75 62 6c 69 63 a2 1e 0 public 0030 02 03 04 1d 10 02 01 00 02 01 00 30 11 30 0f 06 0 0 0040 08 2b 06 01 02 01 01 03 00 43 03 77 07 8b 9a bf C w 0050 7e RX...

Page 31: ...90 8f 73 16 b7 10 54M 46 0 AudioCodes 00 0b 86 2d 3c 50 10 54M 7 0 M500A 00 90 8f 4a fe fe 12 54M 27 0 The show data dot11radio hardware stats command provides internal Wi Fi information regarding the hardware status of Wi Fi counters show data dot11radio hardware stats Critical Errors 61 0 recv eol interrupts 40 0 global transmit timeout interrupts 12 0 tx drops in wrong state Summary Statistics ...

Page 32: ...th is low 0 tx pkts when h w queue is busy 503 tx completions 0 tx pkts filtered for requeueing 353 txq empty occurences 510 tx schedule pkt queue empty 0 tx bars sent 0 tx bar retries sent 0 tx bar last frame failed 0 tx bar excessive retries 0 tx unaggregated frame completions 0 tx unaggregated excessive retries 0 tx unaggregated unacked frames 0 tx unaggregated last frame failed 0 tx aggregated...

Page 33: ...s 0 rx duplicate pkts 0 rx block ack window advanced 0 rx pkt completions 0 rx bar discarded 0 rx pkts unblocked on bar reception 0 rx pkt completions on bar reception 0 rx pkt sequences skipped on timeout 0 rx indications due to timeout 0 rx descriptor status corrupted 33 watchdog tx is active 1843 watchdog tx is not active 0 watchdog spurious tx hang 0 filter requeue on 20 40 transitions 854 dra...

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Page 35: ...s could be performed on the problem Please provide the output from the following commands show system version show system assembly show data ip route show data ip interface brief show run full voip system data must be included show data crypto debug debug reset history System INI file for VoIP analysis debug capture files describing the problem All RMX directory content from flash see Section 3 1 ...

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