The subject doesn't explain the whole situation,I am bridging three locations in my building using pairs of 1GB ports on C4948 switches. In this case, I have two 'all vlan' trunks on port 1 and 2 from Switch A to Switch B.Switch A is already configur...

I have a WS-C4948 and want to have it use two of its SFP slots instead of the GigabitEthernet port 47& 48.I have put in two  glc-lh-sm in SFP slots 45 & 47 and have them connected to a C3560G-24TS which also have two glc-lh-sm installed.I cannot figu...

I am looking to bridge a Cisco WS-4948 to a Cisco C3560G-24TS elsewhere in the same building.I have a fibre patch panel that links the two locations which only has connections for single mode fibre.As the connection between these two switches will on...

I have a cisco catalyst 3020, and am in the process of attempting to set up IPv6 stateless DHCP.The 3020 is configured as follows:sdm prefer dual-ipv4-and-ipv6 vlang0/19 : switchport access vlan 2g0/17 : switchport access vlan 13g0/11 : switchport mo...