Juniper srx interface up down. 1/24 -- VPNRemote zone, on st0.

• Juniper srx interface up down But if no PC is connected the VLAN goes down and thus the SRX's IP to not reachable till I reconnect on of the VLAN's switchports. The goal is to set up a GRE tunnel so that several private IP ranges from the SRX side are accessible from the Linux side. X interface, but it shows going to a different area . As this working cluster is running JunOS 12. Use static LAG instead of LACP in SRX transparent mode. In such a scenario, if the switch crashes or loses power, both the child interfaces go down at once. When packets arrive on an interface on one node, but must be processed on the other node If the ingress and egress interfaces for a packet are on one node, but the packet must be processed on the other node because its session was established there, it must traverse the data link twice. Use Feature Explorer to confirm platform and release support for specific features. Perform the following tests to check if the em0 management interface is down on the primary Routing Engine or the backup Routing Engine: Run the show chassis alarms command. root@SPCFW-BRAVO> show chassis cluster interfaces Control link status: Up Control interfaces: Index Interface Monitored-Status Internal-SA Security 0 fxp1 Up Disabled Disabled Fabric link status: Down Fabric interfaces: Name Child-interface Status Security (Physical/Monitored) fab0 ge-0/0/2 Up / Down Disabled fab0 fab1 ge-5/0/2 Up / Down I believe the reason it won't initiate from the SRX is that the IP route to the remote side is not in the routing table, this is because the associated st0 unit interface is down. 168. Run the following command to check if the Control Link is down: Sample output: However, the reth does not come up, but the constituent physical interfaces do come up. 0 up down inet 2. Disable negotiation on SRX or enable negotiation on QFX to fix the issue, but to not change on both sides. Hi, Now it is clear. root@SRX1500-cluster> show interfaces reth0. Dec 29, 2011 · In some high-availability SRX deployments, the child interfaces of a RETH interface are connected to the same switch. We have another SRX cluster with a similar IPSec tunnel working. Dec 2, 2016 · If not, I think you best bet for a root cause here will be setting up trace options and getting these logs. When the VPN is up (initiated from the remote side) the st0 unit interface comes up, the IP routing is in the routing table and the VPN works as required. X, the interface appears down even with the tunnel being up. 0 (Index 544) (SNMP ifIndex 512) Flags: Hardware-Down Up SNMP-Traps 0x4004000 Encapsulation: ENET2 . The following topics provide information of types of interfaces used, the naming conventions and the usage of management interfaces by Juniper Networks. root@srx# commit warning: Interfaces are changed from route mode to mix mode. This could trigger alerts from Monitoring tools reporting the down status of this interface. The concern is that if the tunnel is down (i. 1- interface ge-0/0/1 is configured as trunk, if you configure it as access it will work or you can shift your laptop to ge-0/0/2 May 25, 2016 · When using LACP in SRX transparent mode, the LAG interface is down. 0 will be down. For EX Juniper Network devices. Interface monitoring monitors the state of an interface by checking if the interface is in an up or down state. 16. 2 up down inet 1. system notif 00513 The physical state of interface ethernet0/4 has changed to Up. 18. 0 up up inet 10. When running the command: > show interfaces terse | match st0. 1/24 fxp1 up up fxp1. 0 interface is showing as "up down inet" pp0. 1. 1 up down inet 10. 0 up down inet 172. Command to Disable an Interface/Juniper No Shutdown Interface Ask questions and share experiences with Juniper Connected Security. For more information, consult KB10107 - [SRX] Route-based VPN is up, but not passing traffic. 0 Aug 1, 2024 · We've been trying to track down an issue at a remote site and noticed that one of the interface was down with active LINK alarms. down" and forget to bring interface up in shell, then Your interface will display as & stay DOWN in JUNOS CLI printouts and MIB without apparent reason. 32767 child logical interfaces for the VLAN-tagged aggregated Ethernet interface. 3/24 {primary:node0}[edit] root@srx# run show chassis cluster status Display summary information about interfaces. 4 days ago · root@Juniper# set interfaces ge-0/0/1. All of the relevant interfaces are physically up: 30. The issue is due to a bug in the Junos OS code. SRX VPN IP: 172. 1, I just upgraded our "problem cluster" from 11. Logical interface irb. The . Jan 7, 2022 · We are running an IPSec VPN tunnel from our SRX cluster (SRX 5400, version 19. This article explains what is required to bring an IRB interface unit up for Juniper Networks EX/QFX Series Switches. 100 up down inet 10. Symptoms >show interfaces irb. X is still shown as Up . 0 terse . 3X48 or older: On these versions Jun 27, 2018 · Therefore, the link of SRX is down and QFX is up as shown above. 0 is up and running (I am using it right now). However when I use the show interfaces terse command the pp0. 0 up up inet 3. This article explains how to verify that the Physical Interface of an EX switch is UP, and to troubleshoot it if it is not. ae0. 0 and the physical interfaces are up. ae0 is always UP and showing protocol eth Jan 3, 2011 · Description. show chassis cluster interfaces Control link status: Up Control interfaces: Index Interface Status 0 em0 Up 1 em1 Up Fabric link status: Down Fabric interfaces: Name Child-interface Status (Physical/Monitored) fab0 ge-0/0/1 Up / Down fab0 fab1 ge-4/0/1 Up / Down fab1 Aug 14, 2024 · > show route <remote LAN> (remote LAN is the destination for the tunnel) the route appears not tied to the st0. Check for and display common interface failures, such as SONET/SDH and T3 alarms, loopbacks detected, and increases in framing errors. Sep 19, 2014 · {primary:node0}[edit] root@primarynode# run show chassis cluster interfaces Control link status: Up Control interfaces: Index Interface Status 0 fxp1 Up Fabric link status: Up Fabric interfaces: Name Child-interface Status fab0 fe-0/0/5 Up fab0 fab1 fe-2/0/5 Up fab1 Redundant-ethernet Information: Name Status Redundancy-group reth0 Up 2 reth1 I tried changing the connection this morning to a ethernet-switching trunk, with vlans on the SRX. 0 interface was mapped to the vlan 102 and the l-3 interface was irb. Oct 21 22:39:55 XXXXX mib2d[1483]: SNMP_TRAP_LINK_DOWN: ifIndex 519, ifAdminStatus up(1), ifOperStatus down(2), ifName ge-0/0/7. If the vpn associated is down the st0. The interface does show in "show interfaces" after the reboot on both the switch and the remote side, however, neither disabling and re-enabling the port nor doing a soft reset of the SFP works to restore it. Ron Check the vpn on which st0 interface binded is up/down. If I connect a PC to one of the ports assigned to the VLAN it went up and I can reach the SRX's IP on that VLAN interface. Is a route missing? [Route-based VPN] Is the ingress interface of the clear text traffic in the same routing instance as the st0 interface? user@host> show interfaces em0 Physical interface: em0, Enabled, Physical link is Up Interface index: 1, SNMP ifIndex: 1 Type: Ethernet, Link-level type: Ethernet, MTU: 1514, Speed: 100mbps Device flags : Present Running Interface flags: SNMP-Traps ショーインターフェース em0 terse I did a quick lab test. 0 up up aenet --> reth0. Nov 2, 2010 · root@SRX-1> show interfaces gr-0/0/0 extensive Physical interface: gr-0/0/0, Enabled, Physical link is Up Interface index: 134, SNMP ifIndex: 40, Generation: 17 Type: GRE, Link-level type: GRE, MTU: Unlimited, Speed: 800mbps Hold-times : Up 0 ms, Down 0 ms Device flags : Present Running Interface flags: Point-To-Point SNMP-Traps Statistics last Display the status of the control interface in a chassis cluster configuration. 102 which is down. Please let me know. Jun 4, 2012 · Physical interface: ge-0/0/0, Enabled, Physical link is Up Interface index: 134, SNMP ifIndex: 505, Generation: 137 Link-level type: Ethernet, MTU: 1514, Link-mode Jun 13, 2011 · The issue is that the physical interface is down, but st0. Jul 1, 2020 · This article explains the reason why vlan interface shows as up/down in SRX firewalls. Interface was down after the commit. On the other PE (Juniper) the irb is up up, but the irb. 0 up up inet 129. no IKE or IPsec), why are the st0. {primary:node0} user@host> show chassis cluster interfaces Control link status: Up Control interfaces: Index Interface Monitored-Status Internal-SA 0 em0 Up Disabled 1 em1 Down Disabled Fabric link status: Up Fabric interfaces: Name Child-interface Status (Physical/Monitored) fab0 ge-0/0/0 Up / Up fab0 fab1 ge-8/0/0 Up / Up fab1 Redundant Jun 13, 2011 · The issue is that the physical interface is down, but st0. Please advise what I need configure to I can see in the juniper log when the interface change is status from down to up also. 1/24 Interface is not showing up in ethernet-switching interfaces: 0> show ethernet-switching interfaces May 11, 2012 · duplex half, speed 10M. > show interfaces st0. In case the vpn is up and you still see st0. 0 ae0 up up ae0. Nov 16, 2017 · On one PE (nokia), the interface is up up. Jul 1, 2020 · This article explains the reason why vlan interface shows as up/down in SRX firewalls. (> start shell pfe network fwdd) admin@xxx-fw1> show interfaces cl-2/0/0 Physical interface: cl-2/0/0, Administratively down, Physical link is Up Interface index: 161, SNMP ifIndex: 555 Mar 23, 2011 · The article helps to resolve a Chassis Cluster 'down' issue, due to the Control Link failing to come up. However, if the VLAN interface is not The fabric link fails to come up in an SRX chassis cluster. As a result, the DPD configured on SRX marked the tunnel down. With the link down we were not getting syslog messages but curious if there is an internal log that might better show a history of the UP/DOWN events. 0 up up aenet Use Feature Explorer to confirm platform and release support for specific features. Are the Fabric Links still down? Yes - Continue with Step 3 . Here is my configuration so far: interfaces { reth0 { Jul 10, 2019 · admin@C1-HXJH-A> show lacp interfaces Aggregated interface: ae21 LACP state: Role Exp Def Dist Col Syn Aggr Timeout Activity xe-0/0/36 Actor No No Yes Yes Yes Yes Fast Active xe-0/0/36 Partner No No Yes Yes Yes Yes Fast Active xe-0/0/38 Actor No No Yes Yes Yes Yes Fast Active xe-0/0/38 Partner No No Yes Yes Yes Yes Fast Active xe-0/0/39 Actor Jan 22, 2022 · However, when I do a reboot of the switch, the link does not come back up. 0 up down inet . 51 . file interface-logs { any any; match UpDown;} Then if you want to see them on the console, you could type "monitor start interface-logs" to start seeing the messages in that file as they occur on the console. This section describes how to monitor interfaces and switching functions. 809-740-8080 Ext. 32767 logical interface is created for the parent link and all child links. To verify an Aggregated Ethernet Interface (LAG) or an IRB interface (called VLAN interface in legacy platforms), refer to KB22217 - Resolution Guides - EX - Troubleshoot/Verify Interface . So, after re-checking my ike and ipsec config on both sides, I still am not able to bring the tunnel Up. Solution Jan 25, 2012 · This article explains how to identify an interface which has changed state on an EX series switch. the subnet of the IRB interface can be recheable by the interface if not the interface gone a be down 3. The vlan interface shows up/down. 100 terse Interface Admin Link Proto Local Remote irb. 823-344-5868 Ofic. 0 ge-11/0/5. 100; interface irb. Network traffic disruption . The redundancy-group will not failover, and the node where the interface is down, is still showing as primary. Physical interface: reth0 , Enabled, Physical link is Down . 0 up up aenet --> swfab0. 4R3. 252/24 multiservice root@MX3# show routing-instances evpn vtep-source-interface lo0. 2 is down. can someone help how to force a VLAN interface on a SRX100 to be always up. X interfaces showing as Up ? In addition, a reboot does not fix the issue. Secure Tunnel Interface in a Virtual Router | Junos OS | Juniper Networks Junos OS supports different types of interfaces on which the devices function. 25. 300; interface lo0. upgrade your juniper the lasted version 2. The IRBs link state is down after being configured because the link status of the interface which should allow the vlan is down, or the IRB interface is not associated to a VLAN. 254/24 vlan. 0 up up aenet --> fab0. . Oct 18, 2018 · Normally, a RETH interface should be configured on both nodes. 0 is not in used. The command "monitor stop interface-logs" would turn off the console logging for that file. However, contrary to intuitive assumption, the parent RETH interface will stay up for 10 or more seconds. LACP is not supported in SRX transparent mode, whether the SRX is in standalone or HA mode. Layer 2 Transparent Mode LACP in a standalone device Down—ハードウェアの障害が発生しました。 Hardware-Down—インターフェイスが機能していないか、正しく接続されていません。 Link-Layer-Down—インターフェイスキープアライブは、リンクが不完全であることを示しています。 Sep 11, 2013 · start shell user root ifconfig xe-y/z/w down ifconfig xe-y/z/w up exit WARNING - if You abort command sequence after "ifconfig . If the encapsulation is Cisco-HDLC, you might see one side that is "admin up and link up" and the other is "admin up link down". Solution Mar 20, 2011 · //sample output showing the control and fabric links as up {primary:node0} root@J-SRX> show interfaces terse | match fxp fxp0 up up fxp0. 1/24 st0 up up tap up up {primary:node0}[edit] root@Node_0# run show chassis cluster status Cluster ID: 1 Node Priority Status Preempt Manual failover Redundancy group: 0 , Failover count: 0 node0 200 primary no no node1 1 secondary no no Oct 17, 2007 · Below are examples of system logs showing a VPN tunnel that is reporting up and down status: VPN Up/Down events Jul 9 21:07:58 kmd[1496]: KMD_VPN_DOWN_ALARM_USER: VPN to_hub from 3. 0. 0 up up aenet --> reth1. This can be useful for maintenance or if the interface is not currently needed. A secure tunnel interface (st0) is an internal interface that is used by route-based VPNs to route cleartext traffic to an IPsec VPN tunnel. 0 reth0 up down reth0. 0 disable << This is cisco equivalent of “shutdown” How do I enable an interface on a Juniper device? Disabling an interface prevents it from passing any traffic. I would say that is the problem. 0 up down . root@MX3> show interfaces irb. 0 up down inet 192. e. Sep 20, 2023 · IRB interface is showing down, and we need to know how to clear that status, as irb. 3/ in PFE shell, works for 10 GE XFP: Jun 13, 2017 · 1. However, when I shut a switchport down on one of our ethernet-switches, the corresponding reth is showing down, allthough there are two member-interfaces configured to be in that reth and redundancy-group. is there a command to disable / enable under pfe mode. 0 up up aenet --> ae0. root@SRX# run show interfaces terse | match vlan vlan up down Solution. They’re not like IOS where we can enter ‘term mon’ and see every syslog entry. 0 up up aenet --> ae1. 1/24 -- VPNRemote zone, on st0. The LAG child-interfaces on the SRX are not learning the MAC address of the EX2200. Nov 29, 2014 · Hi dlwrf, The link aggregation control PDUs run on the . Tips: The IRB logical interface is operationally up if at least one Layer-2 logical interface is up in the bridge-domain. 700; route-distinguisher 172. 11) to a client network. The VPN is up, but there is no passing traffic in one or both directions. The tunnel had been up for some months and working without any issues. 0 ge-2/0/5. As seen, after adding ge-0/0/3 of node 0 for the RETH2 interface, RETH2 is up: Jan 16, 2015 · Does anyone know if there is a way to see the interface status of a port go up or down on the console as you when you plug or unplug an active connections. 3. Apr 26, 2002 · Display status information and statistics about interfaces on SRX Series appliance running Junos OS. These should give us the specific reason the SRX is taking down the interface. Interface Link Input packets (pps) Output packets (pps) fe-0/0/0 Up 42334 (5) 23306 (3) fe-0/0/1 Up 587525876 (12252) 589621478 (12891) Monitor Interfaces Purpose Apr 26, 2002 · Display status information about the specified Gigabit Ethernet interface. Now reboot the secondary node. I had to reboot the firewall to get the irb interface up since I was switching from route mode to mix mode. system notif 00612 Switch event: the status of ethernet port ethernet0/4 changed to link up, duplex full, speed 10M. Aug 24, 2021 · I am trying to configure l3 gateway for VLAN 100 and vlan101 communication but irb interface is linked down, any idea?. If all the physical interfaces in one RETH interface are on one node and this node is secondary, the RETH interface is down although all its physical interfaces are up. When one or more monitored interfaces fail, the redundancy group fails over to the other node in the cluster. To enable this functionality, we can configure a custom syslog file can log our interface status there. Any help is greatly appreciated! Thank You. For more information, see the following topics: Nov 17, 2010 · root@srx# run show interfaces terse | match reth ge-0/0/3. Symptoms. assign a interface IRB to a VLAN i hope this helps--Johnattan Perez Ingeniero de Soporte Conian Technology Cel. Problem persists if i swap the interfaces ge-0/0/22 and /23 in the configuration and and/or the cables connecting to them. 3:16; vrf-target target Jun 25, 2020 · The vlan interface shows up/down. But the interface reth2. The control link fails to come up in an SRX chassis cluster. The IRB logical interface is operationally down if all L2 logical interfaces are operationally down in the bridge-domian. 4229,2262 Oct 16, 2007 · Delete the current route and add the route to the correct st0 interface. 2. 200. Feb 17, 2012 · reth0 up down reth0. 0 ge-0/0/23. Junos version 12. This article is part of the Resolution Guide -- SRX Chassis Cluster (High Availability) . system notif 00513 The physical state of interface ethernet0/4 has changed to Down. physical interfaces status are up and ae interface also up but the irb. 1 --> 0/0 Mar 13, 2019 · Interface Admin Link Proto Local Remote vlan up up vlan. 254/24 「 fe-0/0/0 」 とは This can be due to, serial port is mis-configured (wrong IP address, subnet mask, or encapsulation). 300 being used is up down. 0; instance-type virtual-switch; Display real-time statistics about interfaces, updating the statistics every second. 1/24 reth1 up down reth1. Thanks!!! adm@ex-test0# run show interfaces terse |match ae ge-0/0/22. 200/24 swfab0 up down swfab1 up Jun 12, 2020 · The interface terse option shows that the interfaces are up and running: user@host> show interfaces terse | match swfab* xe-1/1/6. Packet drops . 0 down, do attach your configuration. The only thing that makes it work again is if I physically The below topics discuss the overview Aggregated Ethernet (AE) interfaces on security devices, configuration details of AE interfaces, physical interfaces, AE interface link speed, VLAN tagging for aggregated Ethernet interfaces, and deleting an Aggregated Ethernet interface in security devices. 0 up up tnp 0x1100001 root@J-SRX> show interfaces terse | match fab ge-0/0/2. After running the following command on SRX, the issue could be resolved. 0 terse Interface Admin Link Proto Local Remote st0. Solution. 1/2 fxp2 up up fxp2. This is the route based vpn trace logs setup. 102 interface was still down only. 0 ge-9/0/2. May 12, 2023 · Description. 0 (multipoint) Linux VPN IP: 172. 0 up up eth-switch ae1 up down ae1. Like the port is administratively UP, but physically DOWN. 4 to 12. 2/24 reth1 up up reth1. Do you have a switch in between the two Chassis Cluster nodes for the Fabric Link? Remove the switch and try a direct connection between the Fabric Link ports. admin@srxA-1> show interfaces st0. Please find below config + show commands: NOKIA {instance-type vrf; interface ge-0/0/2. system notif 00612 Switch event: the Dec 12, 2012 · In the output above, the IRB interface Admin and Link state as in the UP & UP state. 41. 0 up down aenet --> reth0. I think that would take care of it. A few days back, the client side peer device was rebooted due to some maintenance activity. But the ae0 interface on the SRX was still showing UP DOWN. Is the alarm Ethernet Link Down displayed against the em0 interface of the primary Routing Engine (Host 0)? Yes: Contact JTAC for further assistance. 100. As a test, I configured a new reth with the two 1 Gbps interfaces and it worked. 1, but the symptoms stay the same. Mar 22, 2011 · Follow the steps as given below to troubleshoot and fix the Fabric Link Status is showing down . When using LACP in SRX transparent mode, the LAG interface is down. 3X48 or older: On these versions a VLAN interface is used instead of IRB interface. Can anyone point me in the right kind of direction? Below are the vdsp commands I've configured: pt-1/0/0 {vdsl-options {vdsl-profile auto;} unit 0 {encapsulation ppp-over-ether;}} pp0 {unit 0 {ppp-options {chap Monitoring Interface Status on JunOS Devices. -----MUTHU PANDII Apr 21, 2022 · The cl-2/0/0 interface showing admin down, though it is not disable on config level. 0 up down aenet --> reth1. Please use the command request system reboot on current node or all nodes in case of HA cluster! root@SRX100# set interfaces fe-0/0/0 unit 0 family inet address 192. Problem: IPsec VPN is not active and does not pass data. 0 ge-9/0/3. Chassis Cluster is down due to the Control Link being down. To identify an interface that has flapped, perform the following steps: Run the following command to verify if the interface has flapped: show interfaces <interface-name> Example: Jun 6, 2023 · Ge-0/0/0 and Ge-0/0/1 are the physical interfaces of ae0. If you’re connected to the JunOS CLI, we don’t see when interfaces go up and down by default. qzhib lpkmsnq ffrk etj bjbcdql qxnje jhecf qqys tfistih xfeb tob xkz dkdhep vlzwpcbf hqwnxe