Switching

Hello friends, I have a really strange issue and I was not sure where to submit this.  I have posted questions in the past on this support community forum, in which people have helped me.  I have marked their answered correct and called it a day.  T...

Hello, I am seeing CDP information of IP phones connected to one the access switches being learned on the CORE switch through the uplink port. How is CDP going uplink thought it to be between the access port and ip phone only? I do see the Access swi...

Last week a nat rule got set up on one of our ASA's which caused it to start replying to all ARP requests on its inside interface.  The result was a very slow meltdown.  Some systems could access servers some couldn't, had more of an issue with our V...

Hello All, we replaced GBIC in port GigabitEthernet1/3/21.  The port is now in inactive state. What is the reason the port is inactive ?  GigabitEthernet1/3/21 is up, line protocol is up (inactive) Hardware is Gigabit Ethernet Port, address is 64f...

Hi, Please i need to clarify how the bgp next hop will behave in the below topology. Imagine that i have 5 Routers R1,R2,R3,R4,R5 and R4 and R5 are provider routers.R2 is peering with R4 with EBGP and with R1 IBGP. R4 is peering with R5 EBGP and R1 ...

I'd like someone to clarify this for me. A. Catalyst 3750 switch port (from perspective of client plugged in a switchport):A1) inbound traffic = ingress traffic = upload?A2) outbound traffic = egress traffic = download? B. Catalyst 3750 switch port:B...

In sysloger loggs we see when tplink is connected Feb 26 19:24:09 src@dhcp2. dhcpd: DHCPDISCOVER from 64:66:b3:f8:xx:xx (TL-WR740N) c-id 0:10:1:7e r-id fc:f5:28:62:e:xx via xxx.xxx.55.254Feb 26 19:24:09 src@dhcp2. dhcpd: DHCPOFFER on xxx.xxx.38.13 to...

Hi, I have a 2960 which I am using to learn IOS. I recently upgraded the IOS to 15.x and managed to restore the config back to factory settings as it was previously in production. I created a new VLAN, so there are now two; default and vlan10. I assi...

Hello all,our customer has a couple of Cisco Catalyst 6880X in VSS configuration.We started with EIGRP routing on VLAN 1 and the neighborships with the various WAN routers came up and all worked perfectly. Now we have to add a link to another plant, ...

Hello, I just installed and configure prime infrastructure 3.0 in our environment.   My question is:  How can I upgrade the following stack that contained an Universal and IPservices image? Also why can't I see the stack on Network Devices display wh...