Hi to all,i have a question about the possibility of ASR920 to rewrite a pool of VLAN and frame single tagged.I suppose to have a Gi0/0/0 port and a Gi0/0/1 port.On Gi0/0/0 is attached a cable that trasport multiple VLAN frame, there are frame with a...
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Forum Posts
So I am starting a new job as an administrator. I have lots of experience except in the networking part. The first project I am going to be tasked with is installing cisco switches.We are using CBS350. We are going to be installing 5 total. So going ...
Hi all,Having Two nexus switchs configured on the same vpc domain and with classic STP, the number of vlan is too high causing that one of those Two switches becaume slow and reaches high number of spanning tree session, because a lot of trunk ports ...
Hi,There was new ntp gps clock deployed on the network. We use dns entry to point to it. (ntp server ntp.clock.corp)The communication to it is allowed.The devices that already have ntp server configured that points to the ntp.clock.corp do not sync w...
Resolved! Nexus 9000 SPAN destination
Dear All,I'm running into an issue that I hope can be easily resolvedMy Nexus 9000 will only allow 1 destination per span session?! Is this correct?I am getting below errors.error:-eth1/9 interface is a destination in another sessions
hi, im using rv345. why does my config lost after a reboot of this machine.i had user config, LAN config, VLAn, access rules and many more. on a reboot after a power maintenance, looks like rv345 has reset its config. i had to redo the config from sc...
i want to copy the bin file to flash in ROMMON mode.
Having an problems passing dhcp traffic between Unifi APs and 1121-4p router. Physical layout is:1121-4 Router --> SG200 switch -->TLS circuit --> UAP-AC-SHDWhen the APs are using default vlan, clients and APs receive dhcp addresses. 10.20.30.x Wh...
what can we confirm when examining the mac address table for switch?? Alok-P
Resolved! IP ARP: ignored gratuitous arp
Hello, Can anyone help about this persistent log issue that is being broadcast on my switch vlan. I don't know the cause of the consistent broadcast arp and would like to know the solution to it. Switch model: C3850-48uSwitch version: 03.07.02ESw i...
Hello everyone, I was curios of the following questions, which I have not found an answer so for on any platform/document and I believe that the original IEEE documentations are not free for the public. Could anyone help me with the questions +/ ...
I have Catalyst 4948E-F Switch. It is booting in ROMMON mode. I tried to upgrade with new IOS. It Shows a message that "File Loaded Successfully" but not showing in BootFlash Directory. I would be very grateful if anyone will solve this headache. He...
We sent a Catalyst 4948E switch to another country, but when it arrived, it appears in rommon status with error!!![ BIST FAILED - TEST ABORTED ]!!!!,I saw in another post that due to the failure we had to contact TAC, but I wanted to have other optio...
Hi, I'm new here and a networking n00b. I pretty much know the basics about networking. I've never set up a switch before. I am trying to set up my own lab network. I inherited an old Catalyst 3750. I see videos on YouTube about how to configure the ...
Hi all,I've been trying to configure a network that has 3 different locations. Each location has different departments that are on different VLANS. The plan is to have a DHCP server automatically assigning IP's to different department PC's using the ...
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