Switching

We are implementing Avaya IP Phones in 2960 switches with Cisco Multi-Domain Authentication but there is a strange behavior. When the Phone is connected to the port of the switch, it puts the port in err-disable state (shutdown) and logs the followi...

Dear sir, one of my customer is looking for 24 10/100 RJ-45 ports and two combo ports . combo ports consists of two additional 10/100/1000 RJ-45 and two Gigabit SFP.plz suggets me this requirement cisco having the combo ports and which model . regard...

Can I use a 3750G-48TS and a 3750G-12S in the same stack?

This is just for theory-Is it possible to have 3 different subneton a 2950...192.168.13.0, 14.0, 15.0 all on one vlan..vlan 1int vlan 1 ip 192.168.10.5and going to a gateway of 192.168.5.1 ?I know this in not the correct way of doing things, but im j...

We currently have a 3845 configuredwith a secondary interface on the genterface GigabitEthernet0/1description connection to lanip address 192.168.2.222 255.255.255.0 secondaryip address 192.168.2.236 255.255.255.0My question is..how would i configure...

HiHas anyone experienced a problem like the one we'e just encountered:To cut a long story short, we have a 6509 with a single 48 port ethernet blade installed. Ports 25-48 have stopped all output of frames(frames may still be input).Thare no errors r...

Not sure if this is the best forum for this, but let me know if there's a better place to post. We are introducing a Cisco Catalyst 3560G into our network and want to move key servers to this switch (mail, file servers, mainframe). One of the new ser...

Hi there,One of my cisco2900XL switch does not show the texts written (on CLI), i.e. when I type 'show ver' it does not show anything on the screen but clearly shows the corresponding output of the command after pressing enter key. Why is it so?Find ...

This is the current make up.We have a 3845 on our client end. We are connected to this 3845 (router a) via 2 t1 lines.. Router A is connected to a 3750 switch. We have also connected our new router to this 3750. It is also a 3845. (router B)Router ...

Hello, I have got a quick question. If i am using a packet tracer on a LAN. Is it better to use in the Hub environment or in a switch environment. I have read it that cisco recommends Hub ...vs switch. The only explanation comes to my mind, is in ...

When you apply QoS on 6500 module, say 6516A the config is applied on a group of ports rather than individual ports. For example if you apply QoS on port g2/1 it will affect port g2/1 - g2/8. How can I remove the config from one port where I dont nee...

i have a DMZ setup off a PIX 515e with a 2950 switch. from the switch i cant ping any server and from one server to the other i can ping but i only get one successful reply then the other three fail. all devices are on the same vlan.any ideas?

Hello,I need to open a range of ports on my pix.I have an ACL applied and this is the command that is rejected.access-list 100 permit udp any host x.x.x.x eq 12801-12900Telling me invaild port.I have also tried this:access-list 100 permit udp any hos...