topic Re: FWSM - Vlan0 in Network Security https://community.cisco.com/t5/network-security/fwsm-vlan0/m-p/1250813#M834163 <HTML><HEAD></HEAD><BODY><P>vlan0 is only actually used if you are using a voip system. you cannot even configure it since the vlan range starts at 1</P></BODY></HTML> Mon, 29 Jun 2009 23:28:58 GMT mgostovich 2009-06-29T23:28:58Z FWSM - Vlan0 https://community.cisco.com/t5/network-security/fwsm-vlan0/m-p/1250812#M834162 <P>Hi,</P><P></P><P>Does anybody know whats the vlan0 on a fwsm?</P><P>Turning on multicast routing creates some connection on vlan0, which is kinda strange to me.</P><P></P><P>thx a lot</P> Mon, 11 Mar 2019 15:49:00 GMT https://community.cisco.com/t5/network-security/fwsm-vlan0/m-p/1250812#M834162 ronald.spicka 2019-03-11T15:49:00Z Re: FWSM - Vlan0 https://community.cisco.com/t5/network-security/fwsm-vlan0/m-p/1250813#M834163 <HTML><HEAD></HEAD><BODY><P>vlan0 is only actually used if you are using a voip system. you cannot even configure it since the vlan range starts at 1</P></BODY></HTML> Mon, 29 Jun 2009 23:28:58 GMT https://community.cisco.com/t5/network-security/fwsm-vlan0/m-p/1250813#M834163 mgostovich 2009-06-29T23:28:58Z