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Cisco interface is down line protocol is down

WebMay 6, 2005 · The reason for the line protocol of interface VLAN 151 being down is because GigabitEthernet4/10 link is not connected, as seen from the interface status. It is possible that no device is connected to the interface or that the link has cabling or auto-negotiation issues preventing the link from being up. WebJun 30, 2024 · m@ttshaw. ghost chili. Cisco Expert. check 108. thumb_up 207. Jun 18th, 2024 at 7:58 AM. down/down implies the port is enabled but down - but double check it …

Cisco port down and notconnect after changing port speed

Webline protocol down (monitoring) i have configured switch port to trunk here the port configuration: interface gi6/14 switchport mode trunk switchport nonegotiate spanning … WebMay 19, 2006 · Loopback Tests. If the output of the show interfaces pos command indicates that the serial line is up but the line protocol is down, use loopback tests to determine the source of the problem. Perform a local loop test first, and then a remote test. Refer to Understanding Loopback Modes on Cisco Routers for guidance. device that saves electricity https://pacificasc.org

Inactive interface on WS-C4507R+E - Cisco Community

WebMar 26, 2008 · What you describe (interface up/down is the physical layer and line protocol up/down is the layer 2 status) is the case for most serial interfaces. It is not the case for Ethernet/FastEthernet interfaces. I am not sure what it would take for an Ethernet/FastEthernet to show down/down. HTH Rick HTH Rick 0 Helpful Share Reply … WebSep 23, 2014 · I configured one port in HP A 7510 with cisco WS-CBS3020-HPQ and Cisco Switch gave me this mensage error: *Aug 10 23:51:59.801: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/24, changed state to down *Aug 10 23:52:00.808: %LINK-3-UPDOWN: Interface GigabitEthernet0/24, changed state to … WebHere is what I did: config t int FastEthernet1/0/47 speed 100 duplex full end. Even after resetting the speed, I'm getting: sh int FastEthernet1/0/47 FastEthernet1/0/47 is down, line protocol is down (notconnect) Hardware is Fast Ethernet, address is 0016.4797.4633 (bia 0016.4797.4633) MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec, reliability ... device that pumps heart

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Cisco interface is down line protocol is down

What can cause "FastEthernet is up, line protocol is down" …

WebIssue the shutdown first, then issue the "no keepalive" command, then bring the interface back up. It should show up/up at this point and hold that state indefinitely (for a GE, anyhow). Turning keepalive tracking off while the interface has already marked itself down isn't going to bring it up. Share Improve this answer Follow Webup, line protocol is up — This is the proper status line condition. No action is required. Serial x is down, line protocol is down (DTE 1 mode) The router is not sensing a CD2 signal (that is, the CD is not active). A telephone company problem has occurred—line is down or is not connected to CSU3/DSU4. Cabling is faulty or incorrect ...

Cisco interface is down line protocol is down

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WebSep 9, 2005 · You can identify five possible problem states in the interface status line of the show interfaces serial display (see Figure 15-1): Serial x is down, line protocol is down Serial x is up, line protocol is down Serial x is up, line protocol is up (looped) Serial x is up, line protocol is down (disabled) WebIs go a way to check the interface link up / down on the ASA, such as with this console since follows: Jul 25 02:00:15.268: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/1, changed . Stack Exchange Network. Stack Replace network consists of 181 Q&A communities including Stack Overflow, ...

WebOct 12, 2006 · 1st Combination is when Interface is down as mentioned you can bring it up by connecting to PC Second combination is when interface is administrative shutdown using shut command on interface third option should Interafe is up and line protocol is up 4th combination when line protocol is down WebJun 18, 2024 · post below information to understand the issue : 1. show version. 2. show switch. 3. show ip interface brief. 4. show logging attached to the thread to understand logs. Here's some information regarding the environment. The switch stack goes back to the Core Switch in the MDF via fiber.

WebJan 7, 2008 · Ethernet0 is administratively down, line protocol is down: This output indicates that a local interface has been manually shut down using the shutdown command. The Show IP Interface Command. The show ip interface command will provide details regarding layer 3 configuration on the interfaces. Using this command you can … WebIs go a way to check the interface link up / down on the ASA, such as with this console since follows: Jul 25 02:00:15.268: %LINEPROTO-5-UPDOWN: Line protocol on …

WebApr 11, 2024 · This chapter describes the Cisco IOS command-line interface (CLI) and how to use it to configure your switch. Understanding Command Modes; Understanding …

WebAug 26, 2004 · 08-26-2004 11:00 PM. Hello, I shutted down/up the interface. After I have configured the "errdisabled recovery ...", but my interface is now in the "notconnect" status with both interface and line protcol down: === sh int ===. GigabitEthernet0/4 is down, line protocol is down (notconnect) church farm school dormsdevice that simulates schumann resonance nasaWebThis is show interface's output: #sh interfaces gigabitEthernet 0/21. GigabitEthernet0/21 is down, line protocol is down (err-disabled) Hardware is Gigabit Ethernet, address is 0013.c39d.1f88 (bia 0013.c39d.1f88) Description: vlan_public. MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec, reliability 255/255, txload 1/255, rxload 1/255 device that shocks a heart to keep it beatingWebThe line protocol is down . Hardware is Packet over SONET MTU 4470 bytes, BW 2488000 Kbit, DLY 100 usec, rely 255/255, load 1/255 Encapsulation HDLC, crc 32, loopback not set !--- The loopback has not been set. Keepalive set (10 sec) !--- The keepalive is set as every ten seconds. church farm school athletic logoWebFor this particular interface, the line protocol is ethernet. The Link Up/Down Trap is enabled message is telling you that the SNMP trap for when the link goes up or down, for whatever reason (admin up/down, … device that reflects light backWebApr 10, 2024 · Examples of objects that can be tracked are the line protocol state of an interface or the reachability of an IP route. If the specified object goes down, the VRRP priority is reduced. The VRRP device with the higher priority can now become the primary virtual device if it has the vrrp preempt command configured. device that stores electric energyWebFastEthernet 0/1 is showing down. This could indicate a layer 1 problem like a broken cable, wrong cable (crossover instead of straight-through) or maybe a bad NIC. Note that this interface is running in half duplex. If you are lucky you might get a duplex message through CDP that tells you that there is a duplex mismatch. device that shocks the heart back into rhythm