Juniper interface administratively down

 

Dec 23, 2021 · When local interfaces (e. Release Information. If your goal is to bring link down _whatever_ it takes, try to Jun 6, 2018 · We have a pair of cisco 3750 switches connected to juniper, i have faced the below issue. Jul 22, 2021 · The interface is "up up" on the switch, and when we disconnect the cable from the fxp0 of the MX104, the interface on the switch turns "down down (not connect)", so that's not a cabling issue. Sep 2, 2012 · bme0. This article describes the behavior of a logical interface when the logical interface at the other end is administratively shut down. 0 up up eth-switch. It can also detect polarity swaps, pair swaps, and excessive skew. As a quick May 18, 2021 · The purpose or goal of Bidirectional Forwarding Detection (BFD) is to provide low-overhead, short-duration detection of failures in the path between adjacent forwarding engines, including the interfaces, data link (s), and to the forwarding engines themselves. This test characterizes and locates faults on twisted-pair Ethernet cables. Likely or nothing is connected to it or there is an issue in negotiation of speed with the other device. 2/24 em2 up down fti0 up up fxp0 up up Sep 25, 2022 · Explanation: The output shows that the ge-0/0/0 interface is enabled and configured for full-duplex mode with a speed of 10Gbps. Option A, "The ge-0/0/0 interface is administratively down," can be ruled out because the output shows that the interface is enabled. HGoE Mode: root@switch> show virtual-chassis mode fpc0:-----Current mode : Virtual Chassis with hgoe mode enabled root@switch> show virtual-chassis vc-port fpc0:-----Interface Type Trunk Status Speed Neighbor Output Fields. For some reason the Management1/1 interface is admin down, line up. Used to communicate between the Routing Engine and the router’s packet forwarding components. Restart for the node with the modem up - OK switches in 4 minutes. SIM security functions. 0) is configured under primary routing-instance and the interface route is leaked (using rib-group config) to custom routing-instance. RE: shutting ports on ex2200. 0 interface is configured with the IPv4 address 10. Nov 18, 2011 · Up - This means that the IRB Layer 3 Sub-Interface is Administratively Enabled. Dec 8, 2012 · ibrahim. Feb 9, 2009 · In this condition the ethernet0/0 interface is set to the Administratively Down state. logical-unit-number family. Flags ''Down'' . • If the system mode is not listed as LTE the signal is malfunctioning. Therefore, the link of SRX is down and QFX is up as shown above. Could you please provide: show ip int brief and show interface status. The interface is Administratively Down, which means that the administrator of this switch disabled the interface. switch(config-if)# show interface Interface 1/1/1 is down (Administratively down) Admin state is down State information: Administratively down Link transitions: 2 Description: Backup data center link Hardware: Ethernet, MAC Address: 70:72:cf:fd:e7:b4 MTU 9198 Type SFP-SX Full-duplex qos trust none Speed 0 Mb/s Auto-negotiation is on Flow May 30, 2017 · If the port is administratively down, you need to enable them executing: no shutdown, you can enable them using: using a range command: interface range fa0/1-48. t3-1/0/0 down down < administratively disabled. If the selected node contains multiple devices Mar 17, 2020 · Report a Security Vulnerability. May 12, 2023 · When using 1G optic on the uplink port for the Juniper Networks EX4100 switch the interface is down on the peer device. Consider that RETH2 interface is configured on ge-7/0/3 of node 1, which is the secondary node, on SRX1500. To test the event policy, the example configures an RPM probe that pings the IP address associated with the ge-0/3/1 interface. Feb 5, 2019 · I have 2 internet connections in the place where the router is, one with DHCP and the other with static public IP address. Repeat the same steps for all LAN segment interfaces. {master:0} [edit interfaces] labroot@simicacd01h# delete. If your goal is to bring link down _whatever_ it takes, try to offline the whole FE PIC. The default IFL (. I found this helpful because I could see which interfaces that were up/up but didn't have descriptions thus causing me to label them. Unfortunately, individual FE ports cannot be offlined. Aug 28, 2023 · Configure the LAN interfaces ge-0/0/0, ge-0/0/1, and the others to be switching interfaces in the trust VLAN. Resolution Guide - EX - Verify/Troubleshoot Physical Interface. 3). The level of output none means the basic command with no optional options—that is, either just show interfaces vlan or show interfaces vlan. Logical interfaces are always related to a physical interface. Using delete on interface hierarchy: {master:0} labroot@simicacd01h# edit interfaces. However, there is no traffic being received on the interface. answered Jun 17, 2013 at 18:36. Display the logical and physical interface associations for the classifier, rewrite rules, and scheduler map objects. em2 up down. Solution. Continue to Step 3. iif. URL Name. The trust VLAN will efectively make them part of the trust zone. When using the Disable command, the interface will be administratively down without impacting the configuration on that interface. Oct 19, 2021 · 2017-09-12 23:41:20 PDT Major FPC Management2 Ethernet Link Down. A logical interface on a router that Description. The Micro BFD feature before 16. "Interface Port-channel19, changed state to administratively down". You can associate a ping or HTTP health check to an interface. On Juniper Networks EX4100, when using 1G Optic for the uplink port the interface shows locally up: {master:0} root@EX4100> show interfaces terse | match 0/2/2 ge-0/2/2 up up ge-0/2/2. 2). Jan 3, 2011 · Verify LAG (Link Aggregation Group) of a Juniper Networks EX Series switch is UP and troubleshoot it if it is not. Hello Ibrahim, it means that the port is enabled ( no shutdown command is present) it passed power on self test, but line protocol is down. 1. Sep 30, 2010 · file interface-logs {. management-ethernet {. 'show int desc'. Try to disable the remote party FE interface if it is not a JNPR box. Network Ports for QFX5130-32CD. family] hierarchy level. interface loopback0. class-of-service interface command. If the selected node represents an individual device, the monitor displays data specific to the ports on the device. Nov 4, 2004 · 11-04-2004 12:31 PM. But to cause a failback, the firewall needs to have active route for the network 10. To verify a Physical Interface (non-aggregated) or a VLAN interface, refer to KB22217 - Resolution Guides - EX - Troubleshoot/Verify Interface. Disable negotiation on SRX or enable negotiation on QFX to fix the issue, but to not change on both sides. 37771 is down, as the primary’s me0 interface is currently up. If the health check fails, based on the timers and intervals configured in the health check object, the interface is set as administratively down and associated routes are withdrawn. To clear the alarm, make sure the cable is connected to the em2 interface and the link status is up/up. Storm control enables the switching device to monitor traffic levels and to drop broadcast, multicast, and unknown unicast packets when a The FE adapter senses the carrier from remote party, brings the link up but no frames are processed on this FE interface. Disconnection from the network for one of the SIMs with APN change in the config. Jun 24, 2019 · The administrator did not shut down the interface. Besides, vlan associated to the irb, is a default vlan: irb {unit 0 {family inet {dhcp Jul 31, 2010 · show interfaces me0 detail user@switch> show interfaces me0 detail Physical interface: me0, Enabled, Physical link is Up Interface index: 1, SNMP ifIndex: 33, Generation: 1 Type: SUMMARY You can administratively enable an interface from the Apstra GUI. 1/2 em1 up up em1. The QFX5130-32CD network ports ( 0 through 31 ) support: Jun 18, 2012 · 1. Topology . 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. 5. Name of the logical interface on which the session is running. Hope to help. The port channel on cisco went automatically in admin state down thus taking down both the links associated with it. Resolution-Guide-EX-Troubleshoot-Aggregated-Ethernet-Interface-LAG. Configure a Junos telemetry interface sensor, which defines the parameters of a system resource to monitor and stream data. Jul 10, 2019 · Why my ae interface Link type is down but the physical interface is up? In my convergence layer Switch, I use two Juniper EX4300 devices realize the Stack: so there have xe-0/0/x and xe-1/0/x interfaces. Example output: User@router> show interfaces ge-0/0/0 terse. If em2 is not in use, the alarm can be ignored by adding the following configuration to the device. First, you need to identify the static routes that have a next hop through the management interface. interface-name media operational mode command. Primary, logical and backup interface with always-on, dial-on-demand, and backup modes. When an interface shows administratively down it means that if you look at the configuration you will see a line that says "shut". 1X53-D30. Jul 22, 2021 · fxp0 down up gre up up ipip up up lo0 down up lsi up up me0 down up mtun up up pimd up up pime up up tap down up >show interfaces fxp0 Physical interface: fxp0, Administratively down, Physical link is Up Interface index: 67, SNMP ifIndex: 0 Type: Ethernet, Link-level type: Ethernet, MTU: 1514 Device flags : Present Interface flags: Down SNMP Try to disable the remote party FE interface if it is not a JNPR box. delete. Nov 18, 2011 · Last Updated2022-06-09. vlan-id. Hope it helps! Share. The down interface is an LTE interface: Check that strength and status of the LTE connection by using the show device-interface router <router name> id <interface id> command. Using 'set interface XXX disable' is a config command that requires committing. In response to ece344609_2. For example, on ge-5/0/1 interface. Turn off the main cellular interface with disable - ok switches in 10 seconds. The physical interfaces shows normal on Junos 14. This will also allow the link to come up but no traffic will pass and there will be no saved configuration on the port. 32768 up up inet 192. This statement does not affect control path setup or data forwarding for packet LSPs. 1R1, you can use the disable statement under [edit interfaces interface-name] and [edit interfaces interface-name unit logical-unit-number] hierarchy level to disable an IFD and IFL in PS interfaces on MX Series routers. To configure an IP version 4 (IPv4) address on routers and switches, use the interface interface-name unit. In a sense, this is best useful when configuring the device afresh. 1R1 for PTX3000 routers and PTX5000 routers with FPC2. 30 terse By monitoring Fast Ethernet and Gigabit Ethernet interfaces, you begin to isolate Fast Ethernet and Gigabit Ethernet interface problems when they occur. Refers to an incoming interface, either an ifd or an ifl (uses a kernel interface index, not an SNMP index) ifd is the physical interface device, while ifl is the logical interface usually called unit. Jun 1, 2015 · edit interface ge-0/0/3. Or you can view the configuration part: > show configuration interfaces | match disable | display set. 1/26. Normally, a RETH interface should be configured on both nodes. Yes indicates the actor or partner is in an expired state. interface-name unit. Partner —Remote device participating in LACP negotiation. 16386) is added only when there is no other configuration on the interface. Exp —Expired state. Display the Status of Gigabit Ethernet Interfaces. 0 up down inet 1. 0 Recommend. Protocol family configured on the logical interface. Refers to an address family. The LTE Mini-PIM supports two SIM cards, you can configure a total of 32 profiles and at a time, only single profile is active. when can this issue occur. 0 and xe-1/0/65. Symptoms. alarm {. Support for admin down in PS interfaces (MX Series)— Starting in Junos OS Release 22. To test our backup link, we needed to manually bring down the preferred (primary) tunnel to force traffic onto the other (backup) tunnel. vpls —Virtual private LAN service (VPLS). Jul 12, 2013 · MX or SRX routers could show the em0 or em1 interface as down. user@host> show interfaces et-5/0/1 media. 168. Example. Whether the interface is turned on (up) or off (down). To assign an address to an interface, perform the following steps: Configure the interface address at the [edit interfaces. After running the following command on SRX, the issue could be resolved. When you issue the delete at this lower level it keeps the interface ge-0/0/3 but removes all ocnfiguration assigned to that interface. Fields. The show interfaces terse commande reports no interface : user@vSRX-SG-01> show interfaces terse Interface Admin Link Proto Local Remote dsc up up em0 up up em0. Configure device to shut down interfaces or temporarily disable interfaces. RE: delete / default interface. Administratively assigned colors of the link. However, the Output Fields. Starting in Junos OS Release 22. For example, on the et-5/0/1 interface: content_copy zoom_out_map. 1 requires the user to configure a loopback interface with a IP address which is used as local-address for exchange of the BFD packets with the peer. 1R1. The Junos OS automatically configures this protocol family on the router’s internal interfaces only. 2/24 em2 up down fti0 up up fxp0 up up May 25, 2020 · Run the following command and monitor if the alarm get cleared: #set chassis alarm management-ethernet link-down ignore. Use the following commands as needed to troubleshoot an Ethernet interface, for example, a ge-5/0/1 interface: Run the show interfaces interface-name terse operational command to check if the physical interface and logical interfaces are administratively disabled. Apr 29, 2010 · 1. Feb 14, 2020 · Description. *. 4. 0. When unit 0 is disabled on MX1 router, the logical interface goes down Jun 27, 2018 · By default, SRX enabled negotiation and QFX5110 disabled the negotiation. 1 alarms currently active. Statement introduced in Junos OS Release 8. Refers to an address entry. The command "monitor stop interface-logs" would turn off the console logging for that file. There is no JUNOS command I know of that will bring link down on copper FE interface. no shutdown. Please help us with this situation where Jan 3, 2011 · What is the 'Admin' status of the LAG Logical interface (i. 0 in the example)? Up - Continue to Step 4 ; Down - Bring the ae Logical Interface Administratively up with the command: root@switch# delete interfaces ae0 unit 0 disable Jul 19, 2023 · 1/2 Configured -1 Down 50000 1/3 Configured -1 Down 50000 . We would like to show you a description here but the site won’t allow us. Is this somehow caused by the autostate feature? I don't have any other VLANs and besides one trunk I am using as simple a setup as I can. Description. May 26, 2021 · Disabling an interface in Junos is equivalent to interface shutdown. When the protocol MTU of a physical interface is changed, all the content for that interface needs to be re-programmed again. 0 is configured under default vlan: default {vlan-id 1; l3-interface irb. - NOK no longer switches, both cellular interfaces remain down. The command that you are looking for is: interface hardware_id hardware_speed [shutdown] For instance, this command will enable port ethernet0: interface ethernet0 auto. Besides, vlan associated to the irb, is a default vlan: irb {unit 0 {family inet {dhcp Jul 22, 2009 · Cisco Employee. We have multiple VPN tunnels to each remote location, using multiple ISPs for redundancy, and have OSPF watching the tunnels for best path selection. Table 1 lists the output fields for the show interfaces terse command. The following output is of the get interface command, which displays this feature: Interfaces. Best Way to (Temporarily) Bring Down Tunnel. The configuration example shown is for one interfaces, specifically ge-0/0/0. Apr 20, 2022 · The cl-2/0/0 interface showing admin down, though it is not disable on config level. Junos has the provision to manually disable the management ports using the following command. 1/30. 0 up up inet 128. MX1(ge-1/0/1)-----(ge-1/0/0)MX2. An alternative method for doing this in a chassis cluster environment is given below: Fields. Hello i want to put an interface to a "down" state with command "interface fe-0/0/0 disable" but when i check the user@switch> show interfaces queue fabric BBAK0394:fte-0/1/0 egress Physical interface: BBAK0394:fte-0/1/0, Enabled, Physical link is Up Interface index: 129, SNMP ifIndex: 1091568120 Forwarding classes: 16 supported, 5 in use Egress queues: 12 supported, 5 in use Queue: 0, Forwarding classes: best-effort Queued: Packets : 0 0 pps Bytes : 0 0 Jul 5, 2015 · your other option is to delete the interface configuration. For example, it can detect a broken twisted pair and provide the approximate distance to the break. Interface lo0 is up, but logical interface lo0. It also has two dedicated ports for 10 Gbps. If it's still down after that there may be a problem with the link configuration. It's short sweet, not verbose, easy to quickly look at. Alex. Use the show interfaces interface-name terse command to find the IP address of the default management interface. chassis {. Interface Management1/1 "diagnostic", is administratively down, line protocol is up. link-down ignore; The above command will also work for a chassis cluster environment. g. Step 1: Verify the Interface Status. 0; The interface itself is configured, however vlan is not associated to any physical interface, reason why irb will show down. Modification History. If you disable a PS IFD, then the IFD will be admin down and IFLs will do link down. ( > start shell pfe network fwdd ) Oct 18, 2018 · If a RETH interface is configured only on one node and this node is secondary, the RETH interface is always down. Report a Security Vulnerability. To display the physical link status of the interface, run the show interface. Topology. To re-learn this route the ethernet0/0 interface must be in the Administratively UP state. 100. Jul 8, 2019 · The BFD Admin Down state message is used to bring down a BFD session administratively (applicable for normal BFD sessions and micro BFD sessions), to protect client applications from BFD configuration removal, license issues, and the clearing of BFD sessions. PPP process phase: Authenticate, Pending, Establish, LCP, Network, Disabled, and Tunneled. 1R1, we support the admin down process for PS interfaces. This action can be done in addition to the default switching device action for storm control (dropping packets). Jan 3, 2011 · Expected Interface is not listed - Consult KB22218 - [EX/QFX] Physical Interface is not listed in 'show interface' command output . State of the interface: Up or Dn (down). Options and output fields can vary depending on the platform, software release, and operating system (Junos OS or Junos OS Evolved). Resolution Guide - EX - Troubleshoot Aggregated Ethernet Interface (LAG) URL Name. LACP state information for each aggregated interface: Role —Role played by the interface. Use the show interfaces or show ip interface brief command to display the status of all router interfaces. However, the administrator did change the physical interface MTU: set interfaces xe-1/1/0 mtu 2000 . Supports security functions such as SIM lock and unlock, and PIN change. Title. Also i have received the below logs. *Junos: 14. , lo0. Down - If the Admin status of the IRB Interface is Down, then Continue to Step 2. Goals: Troubleshoot down Aggregated Ethernet Interface (LAG). The default management interface is fxp0 or em0 for Junos OS, or re0:mgmt-0 or re1:mgmt-0 for Junos OS Evolved. Table 1 lists the output fields for the show ppp interface command. Note: You must have a transceiver plugged into an SFP+ or an XFP port before information about the interface can be displayed. :-) show interfaces | match "Administratively down". Jun 20, 2012 · Solution Troubleshooting procedure : For a brief status overview of the T3 interfaces on the router, use the show interface terse t3* command: user@router> show interfaces terse t3*. Run the following command and make sure that the routes Dec 10, 2020 · This article describes the behavior of a logical interface when the logical interface at the other end is administratively shut down. In this example, the ge-0/3/1. I think that would take care of it. This command does not display statistics for routed VLAN interfaces. To monitor your Fast Ethernet and Gigabit Ethernet interfaces, follow these steps: Display the Status of Fast Ethernet Interfaces. Junos is like a directory structure and edit works like change directory to put you at a certain level. Therefore, all the logical interfaces that are tied to the Feb 15, 2002 · iff. • If the signal strength is marginal, poor, or 0 the LTE interface is malfunctioning. While in the Deploy mode, select the device for which you want to enable or disable ports in the View pane and click Nov 20, 2023 · 1). I created the ae65 interface, added the xe-0/0/65. ae0. Set a nonpacket GMPLS LSP to the administrative down state. The event policy configuration commands administratively disable the interface. IFL *. Table 1 describes the output fields for the show mpls interface command. Troubleshooting the virtual chassis management Ethernet interface : Run the show interfaces *me* terse command on all devices (as shown above) to make sure that all relevant me / bme interface states are set up properly. An additional goal is to provide a single mechanism that can be used for liveness Port Status Monitor. 0/24. Auto-Duplex (Full-duplex), Auto-Speed (1000 Mbps) 19. The default IFL on the interfaces is to support VC auto-provisioning on (et-/xe-) interfaces. Expected Interface is not listed - Consult KB22218 - [EX/QFX] Physical Interface is not listed in 'show interface' command output . Start a time domain reflectometry (TDR) diagnostic test on the specified interface. 12-08-2012 06:28 AM. In the shell, the command ifconfig em[0|1] will display the state of the interface. Output fields are listed in the approximate order in which they appear. 16386 is created on 10G and 40G interfaces when an SFP module is inserted without any logical unit (IFL) configuration. It can be one of the following: Actor —Local device participating in LACP negotiation. The port panel of the QFX5130-32CD has 32 high-speed ports that support transmission at 400-gigabit per second (Gbps), 100-Gbps, or 25-Gbps speeds. 0 two interface into the interface ae65. The Port Status monitor provides summary and detailed information about the status of the physical network interfaces for the selected node in the View pane. During Routing Engine bootup, em Ethernet hardware may not successfully complete autonegotiation with the Ethernet interface on the System Control Board (SCB) ethernet-switch. Interface Admin Link Proto Local Remote. Physical interface: et-5/0/1, Enabled, Physical link is Up. . Just go into config t and the interface and do a "no shut" this should bring the interface administratively up. Resolution-Guide-EX-Verify-Troubleshoot-Physical-Interface. This is expected behavior. 2. . Other details: I have had port Mar 25, 2019 · Then you'll need to key in the desired interfaces' configuration prior to committing the changes. WIth IOS, I was able to 'show int desc' that would show me ALL interfaces that were both up or down, with OR without a description. To enable or disable a network interface: Do one of the following: In the topology view, locate the device for which you want to enable or disable ports and click Device Management > Manage Port Admin State from the Tasks pane. Rgds. Access the router’s command-line interface (CLI) via console, SSH, or Telnet. Nov 6, 2017 · I have a newly upgraded ASA 5516 that was previously running ASA OS and is now running FTD. root@switch> show interfaces vlan. Statement introduced in Junos OS Release 19. ifa. Micro BFD configured with AE interface's IP address as neighbor and local-address, after AE interface flap, BFD session stays down. In recent Junos versions, we can set the state of static route when a BFD Admin Down The health check functionality is provided by the Contrail vRouter agent. Table 1 lists the output fields for the show interfaces vlan command. Enter privileged exec mode by typing enable and providing the enable password if required. Sep 20, 2023 · In this scenario, interface irb. Jan 3, 2011 · Down - Continue to Step 2 . When I connect the router to the public IP, te interface goes Status down, protocol down, when I connect it to the DHCP connection everything it's up, the interface works and my router goes to internet, not even the led Each setup is different. This article describes the issue of the alarm reporting the status of the fxp0 interface as down, even though its current status is shown as up. But remember it's a OSPF learned route via ethernet0/0 interface. This phenomenon only occurs on loopback interface on Junos 14. Link state: up or down. Session type: PPP. Display status information about the specified 10-Gigabit Ethernet interface. 07-26-2009 06:38 PM. Example: root@EX4600# run show interfaces ge-0/0/0 terse. You can use regular expressions to filter the data collected. Admin down is a process you use to disable a physical interface or logical interface , marking it as down, without removing the interface configuration from the system. Improve this answer. Jun 1, 2011 · Description. 0, administrators have the ability to take an interface administratively down, if needed, while still maintaining a good physical connection to that interface. Hardware is en_vtun rev00, BW 1000 Mbps, DLY 10 usec. Example: May 18, 2017 · Solution. Command modified in Junos OS Release 10. In this article, you will find the steps to troubleshoot this problem when it occurs. Interface name. Feb 1, 2019 · The VMware configuration is correct : The VMXNET 3 interfaces are connected. Sep 13, 2010 · Good day, I have a 3560 switch and connections are fine, but the mgmt interface, VLAN1, is down since we did a passwd recovery. Symptoms . re0> show chassis alarms. Unit 0 and unit 1 are configured with vlan-id 10 and 20, respectively, with IP addressing on both routers, in the above topology. Please help us with this situation where Apr 26, 2002 · Description. 0 is configured under primary routing-instance and interface route is leaked to a custom routing-instance. t3-1/0/0. This command will disable it: interface ethernet0 auto shutdown. Display Link Aggregation Control Protocol (LACP) information about the specified aggregated Ethernet interface, redundant Ethernet interface, Gigabit Ethernet interface, or 10-Gigabit Ethernet interface. Dec 7, 2010 · Solution. By default, one probe is sent per test, and the Jun 2, 2009 · 2009-06-02 12:17:10 CDT Major Management Ethernet Link Down . Aug 10, 2009 · Starting with ScreenOS 6. Jan 29, 2012 · Alarm Ethernet Link Down for Host 1 fxp0. Users may find that the physical interface in a Juniper Networks EX or QFX Series Switch is not listed in the show interface command output. Name of the interface. This is unexpected behavior that is triggered or seen when the lo0. is there a command to disable / enable under pfe mode. Output Fields. In case the device has em0 and em1 connections and the alarm is seen on the device, then contact your JTAC Representative for further investigation. e. 3. The 'show chassis alarms' indicates fxp0 is down: user1@router. Configured on the logical interface on which you configure VPLS. I disabled both the me0 and vme0 interfaces in the configuration and can see this in the show interface: root@dubdist1> show interfaces me0 Physical interface: me0, Administratively down, Physical link is Up Interface index: 1, SNMP ifIndex: 33 Nov 20, 2023 · 1). If you do not specify an interface name, LACP information for all interfaces is displayed. tp xo vw id ka uy qy kc zj ia