I have a new 1841 router using a T1 line for Internet Access, I would like to setup our DSL line as a backup in case the T1 goes down. How do I do this on this router
Currently runninig 6509 with dual supII and MSFC2. CatOS 7.61 and 12.18b on MSFC. We will be implementing high availability and config sync on device and we are looking for recommendations for software versions before configurations changes. Thank...
I have new 2500 watt power supplies to install in a 6509 chassis replacing 1800 watt power supplies. Is it possible to remove one 1800 watt (110Volt)power supply at a time and replace it with a 2500watt (220Volt) power supply "HOT SWAP" and then rep...
I have a 5509 with an RSM module and several 24 port modules. This is a standalone switch and currently has four VLAN's up and operational (vlan's 1-4).I'm attempting to add another vlan (vlan 5). I've added the ports to the vlan on the switch side...
Hi,I'm new to Cisco products, so please bare with me if this sounds like an idiot of a question.I have a Catalyst 4006, with moduels WS-X4013, WS-X4148-RJ, WS-X4232-L3 and WS-X4232-GB-RJ.I'm trying to configure some of the ports to be able to have mo...
I have a 3550 switch in my LAN closet and have a port that runs into a meeting room that connects to another 3550 switch. In our environment we run dot1x on the ports of the 3550. What recommendations can you offer me on how to secure my meeting room...
Hi,I have catalyst3550 Switch.The following messages were displayed.------------%PM-4-ERR_DISABLE: loopback error detected on Fa0/4, putting Fa0/4 in err-disable state------------What is "loopback error"?Thanks
I am trying to configure a pair of CSS11503's for balancing and VIP redundancy. I have never configured these devices before and thought the config I used from examples was correct. If I show services summary they are all showing as down. Show redun...
HiNot sure which forum this question belongs so I have put it in the general routing/switching.Can anyone advise if they are aware of applications being able to set the DSCP values. We have a requirement to provide QOS and mark DSCP for various trans...
Hi Sir,I'm interested to know the recommended amount of DRAM typically required on a router performing multicast routing (whichever PIM modes). Say, a Cisco 1841 ISR.The routers are positioned at the edge of the enterprise network and the multicast s...
All,The defualt logging buffer size of a L2 switch is 4096 bytes, What will happen once the buffer size gets full.1. Will switch clears it buffer log and start logging from fresh.2. Will switch keeps on clearing the previous logged lines and starting...
I have 3 2950 cat switches and 2 2500 routers.i want to create two vlan ie native vlan and vlan2.i dont want inter-vlan routing.i want to create two seperate networks.i want 1 one of the cat switch to have the native vlan and vlan2.the switch will th...
I have tow 6509 with HSRP configured. On one vlan lan i have a access-list configured. Know one router can not learn from the other on this vlan.Vlan50 - Group 50 Local state is Active, priority 110 Hellotime 3 sec, holdtime 10 sec Next hello sent...
Hi,We have two 4506 switches which provide redundancy by HSRP. These switches are connected to L2 2950 switches. Recently my entire network was down showing below log information. 6w3d: %C4K_EBM-4-HOSTFLAPPING: Host 00:11:21:F9:B1:7F in vlan 3 is fla...
We've just had a Nortel Succession 1000 installed and I'm testing the IP phones, I've managed to tag the port for the IPT VLAN so the phone works but I am unable to get a PC working with the extra socket on the phone. I've looked through the Cisco do...
