Switching

Hello, We have a Cisco Core switch 6500 and leafs 2960 (ios 15.0(2)SE6). The network is segmented, one vlan for each floor of the building, the STP is in mode rapid-pvst. YY - workstation VLAN XX - servers VLAN We are configuring wake on lan acros...

Unable to remove the load network config file via tftp.  I find this in the show version on a 3650.  The switch is prepared for IOS upgrade but I found a tftp config file in the show ver.  I dont want to reload the switch as I would rather load the ...

Hey, we bought some 2960X-24PS-L (running 15.0(2)EX5) and added them to PI 2.2. On the Prime device level support I can see that it is supported:Cisco Catalyst 2960X-24PS-L SwitchOID:1.3.6.1.4.1.9.1.1697>=12.1IOS But when I add it to Prime on "Invent...

I have issue  about  config IP SLA This's Here my config ip sla  track 3 ip sla 3 reachability ip sla 3 icmp-echo 8.8.8.8 source-ip 172.16.1.1 timeout 20000 threshold 15000ip sla schedule 3 life forever start-time now But I seeing show logging. It...

Hi guys . We have a ESR 4500 connected to Catalyst 4500.  Dhcp server is running on Catalyst and when I connect Avaya 9608 phone  to ERS I can't get IP from DHCP server , only waiting LLDP message ,also I connected 9608 to the port of Catalyst (sw mo...

It only worked when there was only a one-sided NAT. As soon as I configured another direction of NAT on other router it wasn't working. The packet went smoothly to the destination and came back as usual. As soon as it came to the router on the source...

Hello All Accidentally I change the mode of authentication display to new-style on my switch. Before that I had configured some port on my switch to work with radius serwer(802.1x and MAB), and it was work fine. After the change i notice that: -802.1...

Hi guys, I know the switch 3560X have three feature: 1.LAN BASE 2.IP BASE 3.IP SERVICE. I know ios image have two kinds: 1. IPBASE 2.UNIVERSAL What i want to know is: 1. what are related the feature switch with ios image? 2. i have catalyst 3560X-...

Hi all,  We've deployed a couple of WS-C3850-48U 3 stack members running 03.07.05E and noticed that Stack member 2 (which is also the standby) was not providing any inline power. When troubleshooting the first stack member, we first thought it was fa...

I have seen many examples of Nating and it seem route maps are needed for this.  Oh, the router is a 1921 with Version 15.2(4)M6a software.  So the scenario is:  Outside addresses 5.5.5.0/24  need to use ports 6000-6999 to access the same port on a ...

Hi masters, Need your expertise regarding the issue that we've encountered recently with our Cisco (WS-C3650-24TS > SW: 03.06.00E  Image:cat3k_caa-universalk9 ) . One of our VLAN suddenly goes down with status: UP, protocol: DOWN, without any changes...

Hi! I have a 3750E which during boot gets stuck indefinitely like that: Using driver version 1 for media type 2 Base ethernet MAC Address: 00:1e:f7:e8:d3:00 Xmodem file system is available. The password-recovery mechanism is enabled. Using the recov...

Hi friends,I have a client for whom i set up a new network infrastructure. Everything is working but i have realised that when remote login to devices, I see slow response on the cli when i am typing.it doesnt matter if i am remote logging in from ou...