Switching

HiI have a customer who requires to identify and police traffic on egress on a 3560 trunk link.  I cannot use ingress classifications because we do not know what route the traffic will take yet.  The egress interface connects to multipoint wireless e...

hi experts,I would like to ask you something aobut L2 switch...I don't know how  is possible that L2 switch may to performe some  checking (security  ACLs) on layer3 and layer4? How is this possible omg, that's L2  switch... from switch book: securit...

I've 8 Static IP assigned me from my ISP.x.y.w.56 (not usable)x.y.w.57x.y.w.58x.y.w.59x.y.w.60x.y.w.61x.y.w.62x.y.w.63 (no usable)Subnet 255.255.255.248I've a 877 Router and I would to:NAT al LAN Client with x.y.w.57Configure some ports ( i.e. 80 and...

Hello,I'm just wondering how sticky ports work.  We have a few Cisco switches that have single devices plugged into the ports and I know if I enable sticky ports thenthe port will be locked down to just that mac address.  However we have a few ports ...

Hi All,We purchased ME 3400 switch and trying to implement it. But its quite surprising in the ME3400 configuration guide that the switch does not support VTP. When I checked in Feature navigator under feature "VTP" i could see ME3400 supports VTP. B...

Spanning Tree protectionBPDU GuardPrevent loops if another switch is attached to Portfast port enabled port.When enabled on interface,  port goes in error-disabled state if BPDU is received Switch(config-if)#spanning-tree bpduguard enable            ...

Hola, tengo 2 routers Thomson tg585V8 de Telmex y quiero usar uno como puente, pero no lo he logrado, creo que tiene algo que ver con el wds, al parecer viene deshabilitado por defecto en los firmwares que usa Telmex, alguien podría ayudarme?

HiThere is some way to increase the speed of changing the interface state from DOWN to UP when the cable is connected.I need to configure a port of Cisco 4503 in a way that when a cable is connected the port goes immediatly UP.A solution can be to ke...

Hello,I don't understand under which conditions the cos-output-q map is used.As an internal DSCP label is added to the packets following classification (for non IP packets, the cos-dscp map would be used to assign a DSCP label, as documented in the a...