Hello,I am experiencing an odd problem and am assuming that it is related to the 4500-X switch (even though this is causing me wireless issues). Problem:I have a L2 VLAN trunked into a WLC for a guest network, with a single router on another interfac...
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Having issue with some devices not being able to save to a file server using SCP . The problem seems to be a 1 way issue so it's not a FW issue also I have devices which are the same device running the same code yet one works but one does not work ...
Please see attached image. the site is wired a little weird. Which switch is best to make the root switch in the branch office? switch1? L3 switch?
Hi, device with IP address 192.168.0.1 is connected to a Catalyst 2960. When I ping to that device and do a show ip device tracking all command, this IP address is listed as expected (state: active: source: ARP). But when I do a show arp, this IP add...
Hi Experts,Can you help me how can i enable the RS-FEC on a 25Gig Port in isco Nexus9000 C93180YC-EX bootflash:///nxos.9.3.8.bin.It gives me a error like below.nx9000(config-if)# fec rs-fecERROR: FEC validation failed on eth1/18 due to incompatible c...
Greetings,I've been searching a bit, but did not find any documentation on how to -gracefully- remove a network linecard module from a Cisco 4507R switch. I know that the 4500 is OIR capable, and that there is a command to power on/off the module (th...
Resolved! Line con 0 meaning?
Hello,Sorry if i put this in the wrong board, i wasn't sure where it should be.I'm a student at a IT education and these days we have about Cisco IOS, primarily on switches. Our teacher provided us with a cheat sheet, but without any explanation of w...
Hey All,I have 9500 series Switches which is facing the firewall and plays the DNS Proxy role for clients and everything is perfect. What is the problem I want to renew license with CSSM and therefore it needs to contact tools.cisco.com. I have teste...
Hello, I have problem with "Router1".When I run "show ip interface brief" its says the protocol is down but the status is up. I don't know whats the problem and what I did wrong, but maybe because of this I can't make HSRP between Router 3 and Router...
I'm configuring DHCP using vlsm ip address 192.168.1.65/26. I keep getting a bad mask error. Any help please?
Resolved! Log messages not appearing on telnet
When I console into the my 3550 and 3560 switches i'm not able to see the messesage appear if a interface goes down. But If I use a putty session and telnet into my directly connected (i can't see the logs only on a sh log) or telnet into the other ...
Hi Experts , We have around 500+ 3750 cisco switches which are currently EOL. What is the risk and impact we will have if we have EOL switches in the infra ? WS-C3750X-48P-SWS-C3750X-24P-SWS-C3750G-48PS-SWS-C3750G-24PS-SWS-C3750X-48PF-SWS-C3750X-48...
Resolved! Issue with VLANs at Cisco 2960
Hello there.I have an issue with two VLANs from one of the providers.Situation: I have 2 VLANs (2342 and 3557) that are coming from an internet service provider to my Cisco 2960 switch. Uplink port #1 is configured as a trunk. Port #2 configured for ...
Resolved! Cisco Switch SG220-50: Invalid port id
I have cisco SG220 series switches with 50 Port available for use before unknown incident happened. After the unknown incident happened 24 port consist of Gi1 - Gi12 and Gi25 - Gi36 can't be used. when i attach a UTP cable with the other side connect...
Hello there,I've been using 2900 series switches which show these counters#show int count errors Port Align-Err FCS-Err Xmit-Err Rcv-Err UnderSize OutDiscardsPort Single-Col Multi-Col Late-Col Excess-Col Carri-Sen Runts Giants however we have a few 9...
