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Forum Posts
One of my main routers is getting a bunch of buffer misses, resulting in packet drops. I have pasted output below:Genoa-C3845-Rtr# sh buffBuffer elements: 1117 in free list (1119 max allowed) 445357378 hits, 0 misses, 619 createdPublic buff...
Resolved! Switch < > Switch trunk
Concept question. In theory, if you have a daisy chained switch with a trunk inbetween where one end has allowed vlans specificed, the other end does not. WIll the VLAN traffic pass without fail? Is that essentially allowing all VLANS both ways? IE...
Hi,I have a Cisco 3560 layer 3 switch where I have 5 VLAN's. I have edge switches placed for each vlan for connecting the computers/laptops. A DHCP server in one of the vlan servs a dynamic IP if a user connects a laptop/computer to one of the port i...
Resolved! Question about management vlan
If I wanted a 99% isolated switch but would still like to access it via my management vlan what is the best way to do that? A trunk that only allows my management vlan?
How do I tell which Catalyst 4506 chassis I have, I need to upgrade it, and only have remote access. show version etc., doesn't show whether it is an E type or not.
I have a 3750 switch that bridges our corporate office to our Ethernet Network. 1- The port that bridges corporate office to the Ethernet Network is a L3 interface.2- The port went into err-disable state, their was no recovery so the interface stayed...
HelloI have an etherchannel trunk (3750's) between my two floors. I have since added another run and would like to add that port to the trunk, what is the correct way to do that? Add the trunk configuration to the interface before adding it to the ...
hi,Plz. send the config. How to bind IP address with MAC.
Hello,How is it possible to detect/locate/discover a duplicate IP address in a network (LAN)?I have recently found in one of my LAN (remote site) that a switch has the same address as the virtual VRRP (adress of my two WAN devices). I had often many ...
I'm planning to run multiarea ospf on cisco 3750 switch as a redundant path. I'm using 6500 switch for my primary path. Both 6500 and 3750 do ABR and ASBR.Has any one experience technical problem running multi area ospf on 3750 switch? I want to put ...
I have a 3560 series switch and was wondering about powering the unit 12VDC. I will be mounting this in a solar site for canopy wireless Internet. I do not have a inverter for AC power at this time. I would like to keep this site DC. The male por...
Resolved! Inter Vlan setup.
Hi friend,I have one old customer. They are using Catalyst 4503 chassis with SUP-II + TS supervisor Engine.IOS version is Cat4000-I9K91S-M 12.2(25) EWA7.I have one question in the sup. Whether we can use this switch for inter vlan process without any...
HiI have an issue about high CPU on router some model, when issue command show process cpu. The CPU utilization for five or one minute shown 60 and 70 respectively, however, i didn't see which process in lists has an affects to CPU utilization. why?...
hi - i have enabled pim on a 3925 router and it creates a tunnel interface.this appears to route traffic to the rp over the tunnel interfaceif i enable pim on its neighbour router i lose connectivity to the 3925so basically i have 2 directly connecte...
Hi folks,a 1812/K9 of mine recently stopped booting with all leds lit up. So I connected the console cable and it says: http://pastebin.com/mV0ivjFkI unplugged the 128MB ram module, but it keeps failing. Is there any possible way to skip the defectiv...
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