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Hi, I'm building a network and have just been told by somebody that for some particular equipment we need to use jumbo frames. We're using 4x Cisco 3850 switches stacked, I've googled some example commands but they do not appear to be supported by ou...
Hi,
I've managed to acquire a few Cisco 1841 routers, but only have IPbase installed version 12. I want to begin studying CCNA Collaboration but cannot find IOS v15 for this router. On the Cisco web site it just says I need a service agreement in pla...
Hi,I've got two layer 3 switches, each of which have their own set of vlans and hosts, the network ip range however is totally different on both switches. I've created a trunk and etherchannel between the two switches, and can communicate across both...
Hi,I had a question regarding delaying the boot sequence of IOS, specifically for a Cisco ASA 5525 firewall.The reason for this is because the firewalls are regularly powered up and down, and they are in an active/standby configuration. The problem i...
Hi,I've got a Cisco 2960 and a Cisco 3850, and a host that is connected across both of them. The switches have a trunked etherchannel between them.Is there anyway of creating an etherchannel, across the two switches?I've been looking around but I'm a...
Ok thanks Seb.Can enlarging the MTU size affect devices still running at 1500? Or does using the 'system mtu 9000' command simply increase the total size of MTU the switch can handle?We only have a few devices that require jumbo frames, I don't want ...
Hi Collin,But surely if the .15.1 (DMZ) IP address is allocated to vlan 15 on the switch, with IP routing turned on won't traffic bypass the firewall altogether?That's why I wondered if the address 10.196.15.1 should be allocated to vlan 15 in the fi...
Hi Andre,I managed to get RDP working across the two vlans, I tried ASDM and created an access rule as suggested and it works fine.The only real remaining issue I'm having is communicating back to the gateways on the switch and their related hosts.Wh...
