Switching

Hey all,I'm looking to implement a vlan filter to keep unnecessary stuff off my access-layer. Things like IPv6, IPX etc. I really only want IPv4, ARP and 802.1q on these 4500s. I know on 3750, 3560s etc, when I create the mac access-list, I can do it...

Hi everyone,I am quite new to vLAN routing so please bare with me! This is the setup I have.vLAN 1 network 192.168.2.0 with 192.168.2.50 Gateway (firewall amanged by another IT company)vLAN 4 network 192.168.4.0 with 192.168.4.250 as Gateway which is...

Hi,We have two 6500 in a VSS-deployment in the core. To that cluster we connect 4 Nexus 7018, which have uplinks to both 6500 in a port-channel. We run the port-channel as a routed port and use subinterfaces for each vrf. The problem is when we turn ...

Hello ,I want to setup HSRP between three 6509 switches with a single virtual ip for all the three switches.Please let me know if its possible and share any site or config.Regards,KA.

Hi All,We have ACL towards inbound interface. it has primary and secondary IP scope(ex 192.*.*.*/24 primary and 10.*.*.*/24 secondary) . Is it really required to have permit statements to allow primary scope IP to secondary scope vice versa. If yes, ...

We have a lot of  Cisco 3020 (WS-CBS3020-HPQ) but one pair in an HP enclosure have been providing very strange ARP entries.The blade module has 1 port channel down stream to a 4948 and is connected to serveral blades servers upstream. Management is p...

Hiya peopleI have just installed a Linksys SLM2024 switch in my house and it - along with my Netgear CVG 824g router - delivers internet access to around 20 devices requiring IP's. My problem is: The Netgear router can only assign IP adresses in the ...

I'm fairly new to cisco and the  ASA 5505 I have the asa connected to the internet on 0/0 I have a computer connected to port 1 and on port 2 I have a netgear router. the asa is 192.168.1.1 and the netgear router is 10.1.5.1  I cannot get the compute...

I upgraded a Catalyst 2950 switch and there wasn't enough room so I deleted the flash. The upgraded went well using tftp. It booted up fine. The  I0S version includes crypto. But, I can't access switch via web browser or CNA. Port scan shows port 80 ...

Hello!I have Cisco 871 acting as a VPN server behind another router in the same LAN. The problem is that I can't connect to the VPN from outside network using the public IP but I CAN connect to the VPN from inside the LAN using the internal IP. I've ...