However on thinking about it using the mac address table wouldn't work because for ports with connected devices that the switch has not yet recorded the mac address there won't be an entry and if a broadcast is to be sent the switch has to know which ports to send it out of. It doe...
Up to 4094 VLANs can be configured onCisco catalyst switches. By default, only VLAN 1 is configured on the switch, so if you connect hosts on an out-of-the-box switch they all belong to the same Layer 2 broadcast domain. The need to configure several Layer 2 VLANs on a switch arise...
On top of that, our Elastic SIP Trunks can be secured by simply flipping a switch. If you have not turned on the secure feature for Elastic SIP Trunk, this post will give you the reasons you should do it. We’ll show you how to enable Secure Trunking and walk through configuring a ...
IS there a command which can show me on which interfaces the VLAN is part of ? SO the otherway around. Now i/m looking from it from the Trunk perspective, but can't i use a command to see for which trunk this vlan is a member of? Because now I have to go trough all trunks to...
The term “trunking” refers to the consolidation of multiple communication channels or lines into a single, logical connection or “trunk.” SIP trunks provision Voice over Internet Protocol (VoIP) connectivity between anon-premises phone systemand the public switched telephone network, also known asP...
In our example, go to the “Port Config” tab, and set port 1 of the switch as “TRUNK”. Leave the PVID as 1, which is the default VLAN ID for untagged network traffic. To apply the settings in the web interface, you must click the checkbox beside the first port, select “TRUNK...
I set the 1921 to have an address of 192.168.30.254 on its "WAN" port and it provides DHCP for it's subnet of 192.168.40.0/24 with its LAN ip address set to 192.168.40.1. The SG300 has all of its ports set to be trunks. I can ping both the 1921 ip addresses (192.168.30.254 ...
A google search on "VTP domain null" gave me a Cisco support forum string from 11 years ago that recommended (carefully) deleting the vlan.dat... but warned that doing this would nuke all my vlans. OK if I can get the switch to come on-line with VTP, which is not yet given!!
3. How to configure802.3ad with Cisco and HP Procurve? 3.1 Configuration of Cisco Switch with 2 network ports Switch#conf ter Switch(config)#Int PORT (a.e. Gi3/1) Switch(config-if)#switchport mode access Switch(config-if)#spanning-tree portfast ...
The simple answer to your question is yes, you need to configure trunks between the Netvanta switches to pass ALL VLAN traffic between switches. Think of each VLAN as a physically separate network even though multiple VLANs can appear on the same switch. Some additio...