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--- network_stuff:juniper:mx [2021/03/09 08:57] – jotasandoku
+++ network_stuff:juniper:mx [2023/11/02 14:38] (current) – external edit 127.0.0.1
@@ Line 14: / Line 14: @@
 Example eBGP config
+  set routing-options autonomous-system 65000
   set protocols bgp group PEER type external
   set protocols bgp group PEER local-address x.x.x.x
@@ Line 279: / Line 280: @@
   set cli timestamp
+  request system storage cleanup dry-run # Verify space is enough for the upgrade. /var partition need to be ~1G available
   request support information | no-more   # have this in a file case thorough checks are needed
   show interfaces terse | except down | no-more
@@ Line 341: / Line 343: @@
   show chassis routing-enginen # both re will show (Master and Backup states)
-  * 5.-**RE0 (ZERO)**
+  * 5.-** IN  RE1 (ROUTING ENGINE ONE): still master **
   activate chassis redundancy graceful-switchover
@@ Line 348: / Line 350: @@
   commit synchronize
-  * 6.- **RE1 (ONE)**
+  * 6.- **RE0 (ROUTING ENGINE ZERO): still backup**
   show chassis routing-engine   # R0 (still backup) r0 Must be healthy!
@@ Line 384: / Line 386: @@
 IN EVENT OF FAILED UPGRADE:
   request system snapshot recovery
+  OR
+  request system software delete jinstall  ~To abort the installation as soon as this operation completes
 ----
@@ Line 445: / Line 449: @@
   * Junos OS chooses the OSPF route, because of the default preference 10 for an internal OSPF route and 150 for an external OSPF route
   * **In our case OSPF is less preferred than xBGP set protocols ospf external-preference 200**
-  * IOS follows Rfc 1771 and eBGP routes are advertised to iBGP peers. Junos: Not by default (on purpose as rfc behaviour might clog ibgp and even traffic loops).to make junos compliant with rfc and IOS we can do advertise inactive.
+  * IOS follows Rfc 1771 and eBGP routes are advertised to iBGP peers. Junos: Not by default (on purpose as rfc behaviour might clog ibgp and even traffic loops).In order to make Junos compliant (with rfc and IOS) we can do advertise inactive.
   *  Juniper created a compatibility knob for this situation, called advertise-inactive. When applied to an EBGP peering session, this knob results in the advertisement of the best BGP route that happens to be inactive because of IGP preference.
   * junos 'route preferences': **OSPF-IA 10** ; IS-IS-L1-int 15 ; IS-IS-L1-int 18 ; **OSPF-E 150** ; IS-IS-L1-ext 160 ; IS-IS-L1-ext 165 ; **BGP 170**
@@ Line 655: / Line 659: @@
 IPSEC VPN (MS-MIC MS-MPC):\\
-  * [[https://docs.cloud.oracle.com/en-us/iaas/Content/Network/Tasks/settingupIPsec.htm]]
+  * [[https://docs.cloud.mycompany2.com/en-us/iaas/Content/Network/Tasks/settingupIPsec.htm]]
-  * [[https://docs.cloud.oracle.com/en-us/iaas/Content/Network/Reference/junipermxCPE.htm]]
+  * [[https://docs.cloud.mycompany2.com/en-us/iaas/Content/Network/Reference/junipermxCPE.htm]]
-  * [[https://docs.cloud.oracle.com/en-us/iaas/Content/Resources/Assets/whitepapers/connectivity-redundancy-guide.pdf]]
+  * [[https://docs.cloud.mycompany2.com/en-us/iaas/Content/Resources/Assets/whitepapers/connectivity-redundancy-guide.pdf]]
   * [[https://www.juniper.net/documentation/en_US/junos/topics/example/ipsec-configuring-on-ms-mic.html]]
@@ Line 669: / Line 673: @@
   set firewall family inet filter vpn-filter term admin-services-esp then accept
-TROUBLESHOOT:\\
+TROUBLESHOOTING IPSEC:\\
   show services ipsec-vpn ipsec security-associations detail  # like 'sho crypto isakmp sa'
   show services ipsec-vpn ipsec statistics
   show services ipsec-vpn ipsec security-associations ipsec_ss_ms_5_2_01 # # like 'sho crypto ipsec ' # like 'sho crypto ipsec sa'
+----
+__TROUBLESHOOTING NETFLOW (troubleshooting jflow)__
+\\
+Jflow and Netflow are essentially [[https://community.juniper.net/communities/community-home/digestviewer/viewthread?MID=73286|identical]].
+\\
+cflowd (netflow from alcatel), netstream (netflow from huawei)
+  show services accounting flow inline-jflow fpc-slot 0
+  show services accounting flow inline-jflow fpc-slot 3
+  show services accounting flow inline-jflow fpc-slot 7
+  From Shell
+  start shell pfe network fpc0
+  debug cos halp show ifds local-only
+  debug cos halp all_stats non-zero
+  exit
+  start shell pfe network fpc3
+  debug cos halp show ifds local-only
+  debug cos halp all_stats non-zero
+  exit
+  start shell pfe network fpc7
+  debug cos halp show ifds local-only
+  debug cos halp all_stats non-zero
+  exit
+  From mspmand
+  start shell
+  vty -s mspmand fpc0
+  plugin jflow show statistics
+  quit
+  vty -s mspmand fpc3
+  plugin jflow show statistics
+  quit
+  vty -s mspmand fpc7
+  plugin jflow show statistics
+  quit

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