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Forum Posts
I am upgrading our network solely and decided on the 9500 and 9600 to replace our 6509s since they are aging and have limited life left. For the cores I will use two 9606 with SVL and only install 40/100 interfaces probably. At some of the smaller ...
I have a question about port security. I am doing an assessment of a new network and ran across the following on one of the customer's switches: interface FastEthernet0/4description User Access Portsswitchport access vlan 20switchport mode accessswi...
Hi Everyone, We have just purchased 4 Devices with DNA Advantage 3 yr License and I have been told to activate its license to each device. But upon looking with instructions on the internet I always end up wondering how it is really setup. Could you ...
Resolved! NAT on Nexus 9k
Hi, I am trying to get NAT to work on Nexus9000 C9336C-FX2. Below is the config I have.ip access-list NAT_ADDRS10 permit ip 192.168.30.0/24 any ( tried this command with icmp instead of ip)!ip nat pool NAT_POOL 10.0.0.1 10.0.0.63 prefix-length 24ip n...
Hello, I have new VOIP phones which are automatically getting set to the Voice VLAN. (VLAN 20). My DNS and DHCP servers are on VLAN 1. Right now I'm trying to configure my VOIP Phones via my desktop which is on VLAN 1, however the traffic isn't cr...
Resolved! Can 2960 switch support IP-Routing?
Hi Everyone,Can anyone help me to advise the model "WS-C2960-24PC-L" Supports IP Routing or not?Thanks,Kumar.V
We are experiencing an issue with authenticating user PC's on the network when they are connected through a Cisco IP phone. This was previously working fine, but since a switch IOS upgrade, we are seeing sporadic errors where the users MAC address do...
Greetings to all, Can we propose cisco SF110-08/16 HP switches for IP tv end points connectivity? Pls advice
Hello, Is it possible with a command line to force the switch (2960/3650...) to register his own host name in the DNS with its IP @? Tx B
I am replacing two 6504 core switches with Catalyst 9407R switches. I have one in data center #1 and another in data center #2, running HSRP. They are about 400 yards apart running 10G fiber between them. There are small configuration differences bet...
Hello,I have a situation where a device that's in vlan A isn't accessible to the network. I have a 2960x switch. Two ports are configured for vlan A. A device with a static IP address for vlan A isn't reachable outside of the switch. The only way to ...
Hello,I'm having trouble understanding why I'm seeing so many static MAC address entries in my MAC table, when I have none configured on the interfaces themselves. I believe it is related to port security, but I'm unsure which aspect of the configura...
Hi Everyone, I'm redesigning our network at Company HQ, this design will likely be rolled out across 3 or 4 other admin sites. Our routers are connected to a BT provided MPLS network (Corporate WAN with BGP). BT will be configuring HSRP on the router...
Resolved! Inconsistent Peer VLAN ID
I'm having some trouble trying to figure out why I'm getting the following errors in my logs. This morning, for the first time in over a year, my switch stopped communicating with my core switch, so I checked the log. Feb 27 16:25:15.364 UTC: %SP...
Hello Community,I have a question regarding "How to replace a failed Cisco 3650 Switch in a Stack"I know that it needs to change the switch number and priority accordingly to the old member (that will be replaced)I'm looking for step-by-step procedur...
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