Juniper Trouble Shooting

Control and Forwarding plane ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Difference between M7i and M10i ,[object Object],[object Object],[object Object]

System storage ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

JUNOS CLI basics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

JUNOS CLI basics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

JUNOS CLI basics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

JUNOS CLI basics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Junos CLI Basics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Junos CLI Basics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Junos CLI Basics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Junos CLI Basic ,[object Object],[object Object]

Hardware troubleshooting process ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Display PIC status ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Boot image ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Interfaces ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RE overview (Q: how to find out RE <-> Platform compatibility list?) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PFE overview on M-series ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PFE on T-series and M320 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Physical Interface Cards (PIC) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Flexible PIC Concentrator (FPC) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

M-series System Board ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

IP II ASIC ,[object Object],[object Object],[object Object],[object Object],[object Object]

Craft Interface ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Password recovery ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – using syslog message ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – using syslog message ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – using syslog message ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – using syslog message ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – using syslog message ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – using syslog message ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],fpc.sym - M20/M40 fpc stack traces fpc160.sym -- M160 fpc stack traces sbr.sym -- M5/M10 stack traces scb.sym -- M40/M20 S-Board traces sfm.sym --M160 SFM traces.

Coredump analysis – using syslog message ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – using core files ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – using core (continued) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – core file from special image ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – core file from special image ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],fpc.sym M20/M40 fpc stack traces fpc160.sym M160 fpc stack traces sbr.sym M5/M10 stack traces scb.sym M40/M20 S-Board traces sfm.sym M160 SFM traces.

Coredump analysis – core file from special image ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – Kernel core of special image ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – daemon crash ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – daemon crash ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],#2 0x807bb53 in cos_config (conf=0x81ba000, errmsg=0xbfbffc70 "", errmsglen=256) at ../../../../src/juniper/usr.sbin/cosd/cosd_parser.c:10816 #3 0x807be0e in cosd_parse_config (cos_conf=0x81ba000, check_only=0 '00') at ../../../../src/juniper/usr.sbin/cosd/cosd_parser.c:10924 #4 0x8069ac4 in main (argc=1, argv=0xbfbffe0c) at ../../../../src/juniper/usr.sbin/cosd/cosd_main.c:330 (gdb) l 2700 } else { 2701 cos_ifd = cos_pat_to_ifd(pnode); 2702 } 2703 2704 if (ifd_has_ieee_classifier) { 2705 cos_ifd->if_flags |= COS_IFD_CONF_F_IEEE_CLASSIFIER; 2706 } 2707 2708 /* 2709 * in commit check, cosd hasn't built its interface data

Coredump analysis – Software or Hardware issues? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Coredump analysis – Software or Hardware issues? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Monitoring - logs ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Booting up system ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Tools and quick reference ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to find out what syslog means? ,[object Object],[object Object]

How to find out the data between 2 proc sockets? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to do RMA? ,[object Object],[object Object]

Trouble shoot T-series ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],show lchip [x] lout hw nlif show lchip [x] stream [stream_#] show lchip [x] lout registers lsif lsif [stream_#] ( where [stream_#] is the stream you found which corresponds to the interface that has the problem using the show lchip ifd output above ) show lchip [x] lout registers nlif nlif

Trouble shoot T-series ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to trouble shoot SNMP and MIB2d ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to trouble shoot routing and forwarding issues? ,[object Object],[object Object],[object Object],[object Object],[object Object]

How to trouble shoot routing and forwarding issues? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to trouble shoot routing and forwarding issues? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to trouble shoot routing and forwarding issues? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to trouble shoot routing and forwarding issues? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to trouble shoot routing and forwarding issues? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Lab stuff ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to trouble shoot EOAM? ,[object Object],[object Object],[object Object],[object Object]

How to trouble shoot EOAM? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to Manually mount a USB/CF storage? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to do tcpdump at Junos? ,[object Object],[object Object],[object Object],[object Object]

Ethernet OAM ,[object Object],[object Object]

Ethernet OAM ,[object Object]

Ethernet OAM ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ethernet OAM one scenario ( 2008-0401-0623) ,[object Object],[object Object],[object Object],[object Object]

Ethernet OAM one scenario ( 2008-0401-0623) ,[object Object],[object Object],[object Object],[object Object],[object Object]

CoS configuration ( 2008-0523-0448) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to verify packages are corrupted? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Class-of-Service trouble shooting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Class-of-Service trouble shooting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PLP Treatment on LMNR Platforms Overview

Problem ,[object Object],[object Object],[object Object]

Topology IP unlabeled Traffic IP unlabeled Traffic LSP xe-0/1/0

Configuration: Forwarding Classes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Configuration: IP-Prec. Classifier ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],inet-precedence { BEST-EFFORT-be 000; NON-REAL-TIME-af11 001; INTERACTIVE-af21 010; REAL-TIME-af31 011; VIDEO-af41 100; VOICE-ef 101; NETWORK-CONTROL-nc1 110; }

Configuration: EXP Classifier ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],BEST-EFFORT-be 000; NON-REAL-TIME-af11 001; INTERACTIVE-af21 010; REAL-TIME-af31 011; VIDEO-af41 100; VOICE-ef 101; NETWORK-CONTROL-nc1 110;

Configuration: Rewrite Rules, EXP ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Which PLP ? ,[object Object],[object Object],[object Object]

Example: IP packet, precedence 000, non-IQ2 PIC ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Contd… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ctd… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Will this work ? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Workaround: ,[object Object],[object Object],[object Object]

Multicast trouble shooting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

IPSec configuration and troubleshooting ,[object Object],[object Object]

IPSec configuration and troubleshooting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],ipsec { proposal brook { protocol esp; authentication-algorithm hmac-md5-96; encryption-algorithm 3des-cbc; } policy stream { proposals brook; } } ike { proposal rivlet { authentication-method pre-shared-keys; dh-group group1; authentication-algorithm md5; encryption-algorithm 3des-cbc; } policy ny2ny02jt-payload { mode main; proposals rivlet; pre-shared-key ascii-text "$9$O4v9BEyleWXxd"; ## SECRET-DATA } } establish-tunnels immediately; }

IPSec configuration and troubleshooting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Direct traffic to the IPSec tunnel. 1) Static route lab@kings-re0# show routing-options static { route 172.0.0.0/8 { next-hop 172.25.44.1; retain; no-readvertise; } route 0.0.0.0/0 { next-hop sp-0/0/0.1; retain; } } 2) IGP 3) BGP

IPSec configuration and troubleshooting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],lab@jazz-re0> monitor traffic interface sp-0/0/0.1 verbose output suppressed, use <detail> or <extensive> for full protocol decode Address resolution is ON. Use <no-resolve> to avoid any reverse lookup delay. Address resolution timeout is 4s. Listening on sp-0/0/0.1, capture size 96 bytes Reverse lookup for 111.0.0.1 failed (check DNS reachability). Other reverse lookup failures will not be reported. Use <no-resolve> to avoid reverse lookups on IP addresses. 19:03:10.506267 In IP 101.1.1.1 > 111.0.0.1: ICMP echo request, id 51991, seq 6, length 64 19:03:10.506285 Out SERVICES service id 64 flags 0x82 service set id 1 iif 78 IP 111.0.0.1 > 101.1.1.1: ICMP echo reply, id 51991, seq 6, length 64 19:03:11.507050 In IP 101.1.1.1 > 111.0.0.1: ICMP echo request, id 51991, seq 7, length 64 19:03:11.507061 Out SERVICES service id 64 flags 0x82 service set id 1 iif 78 IP 111.0.0.1 > 101.1.1.1: ICMP echo reply, id 51991, seq 7, length 64 19:03:12.507977 In IP 101.1.1.1 > 111.0.0.1: ICMP echo request, id 51991, seq 8, length 64 19:03:12.507988 Out SERVICES service id 64 flags 0x82 service set id 1 iif 78 IP 111.0.0.1 > 101.1.1.1: ICMP echo reply, id 51991, seq 8, length 64 19:03:13.508794 In IP 101.1.1.1 > 111.0.0.1: ICMP echo request, id 51991, seq 9, length 64 19:03:13.508802 Out SERVICES service id 64 flags 0x82 service set id 1 iif 78 IP 111.0.0.1 > 101.1.1.1: ICMP echo reply, id 51991, seq 9, length 64 19:03:14.509561 In IP 101.1.1.1 > 111.0.0.1: ICMP echo request, id 51991, seq 10, length 64

IPSec configuration and troubleshooting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to compare rollback? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

MX VLAN configuration – what are the new stuff? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

MX VLAN Trunking configuration – General guideline ,[object Object],[object Object],[object Object],[object Object],[object Object]

MX VLAN Trunking configuration – vlan tagging ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

MX VLAN Trunking configuration – bridge domain ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

MX VLAN Trunking configuration – MSTP-1 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

MX VLAN Truncking configuration – MSTP-2 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

MX VLAN Truncking configuration – IRB-1 ,[object Object],[object Object],[object Object],[object Object]

MX VLAN configuration – IRB-2 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

MX VLAN configuration- host interface ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Firewall Troubleshooting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Firewall Troubleshooting -temp ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

MX-960 pegasus DPC auto-nego ,[object Object],[object Object]

Juniper Trouble Shooting

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