I have a juniper ex4300 configured with a bunch of vlans on an AE interface. connected to this I have a cisco 3750 switch.the link AE to PC is setup with LACP. On the production cisco the link never comes up. neither the pc nor the gigE interface.The...
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Dear,In my data center I configured static route as like below's scenerio. But I can't ping from PC to Firewall. But in packet tracer this is working but in real life this is not working. what is the problem? can anyone help me?
Dear Experts. I am puzzled at How this scenario is possible. L3 is connected to VLAN10/20/30. with corresponding IP addresses. I enabled IP routing on L3, so they are connected with each other. G0/1 is assigned to VLAN40, relevant IP also assigned ...
Hello Experts, Just wanted to confirm if I can use any cisco PoE switch viz. one of the SG350 series model etc. to connect to my PC in my LAN . Will using a non poe device such as PC to PoE switch cause any harm or will it impact performance or any...
I am trying to enable ssh in c4500x-24-IPB switches connected in vss. after generating crypto key and allowing ssh in lin vty 0 4 lines, when i am trying to access it through ssh it is giving connection timeout error. when giving sh ssh command in sw...
Bought a 3850-NM-4-10G from a seller with great feedback off Amazon a while back. Never used it. I sold it on eBay recently. The buyer is now requesting a refund claiming the part is counterfeit. Reasoning: "the plastic head sync fasteners are count...
Resolved! Jumbo frames with Nexus switches
As I understand it, jumbo frames are implemented differently between Nexus 5K, 9K, and 7K... What is the difference between the system jumbomtu command on these switches and the policy-map? You can't change the MTU per interface on the 5k but can on...
Resolved! Nexus 3548 Jumbo Frames
Hello Networkers,I have a question about the Nexus 3548 handling of Jumbo Frames. Why does the interface command return the value mtu 1500 when you run sh int e1/x but jumbo frames continue to work on the interface? I did what was required to get t...
hello,i have a issue with a VSS stack with 6807X (Version 15.5(1)SY3). some day, all interfaces are changing states without reason.i don't have find any "bug" in realease note. have you a idea? Sep 10 14:53:36.336: %SYS-SW1-5-CONFIG_I: Configured fro...
I wan to disable express setup on cisco IE-4010-4S24P. We are using no setup express on 2960 switch.But this command not working on cisco IE-4010-4S24P.
I just installed the GPEC.. i want to config it on the cisco switch as Single mode buti forgot the codes.. can anyone help? My Switch got 24 interfaces and 2 Gig ethernet (the Fibre Gpec)each fibre Gpec has Rx and Tx Cisco Catalyst 3500 Series XL WS...
Hi, folks:I want to downgrade WS-C3850-24T IOS from 16.9.1 to 16.6.7,but show error message：FAILED: switch local is not booted with provisioning file. I tried to downgraded 16.9.X to 16.6.7 before, it works, but this time failed.the only one differen...
Hi everyone, I have a VM connected on a single port of a switch and is configured with multiple servers under the same subnet x.x.25.0/24 #show mac address-table | i 1/0/15 250 44a8.4217.e85d DYNAMIC Gi1/0/15 250 72da.bb1f.a8d7 DYNA...
Hi There, We have 2 x 9300-48T with c9300-NM-2Q 40 gig ethernet ports and 2 x 9500-48Y40C with 4 x 100gig ethernet portsThe ports all work, I have SWV on the 9500 stack using 4 of the 8 ports and no issues. When I use a QSFP 40G CU2M cable to connec...
Hello guys, hope everyone is well and staying safe. I'm studying for my CCNA and in my lab I have a 1921 router with a EHWIC-4ESG installed, which provides gig speed. I'm paying for 1Gbps to my ISP so would take advantage of that and if I connect any...
