Switching

We have one 3825 router used as voice gateway. For redudancy, we want to connect it to two different switches which has STP and HSRP running. Can I create a port-channel with two Giga interfaces in 3825 and connect to two different switches? Should I...

Any one have an idea that how can we find a subnet mask from an IP range ?Example:If we have a range of IP addresses Like1.1.0.1 --> 1.1.5.254Please help

Greetings all:I recently purchased a 1941 with a EHWIC-4ESG-P. I've spent some time reviewing numerous docs and haven't found the answers to some of the questions I have in configuring this guy. Here is the topology I'm trying to support (IP's change...

Ok here we go. I have a Cisco 2970 port 24 configured as a trunk port to handle all 11 vlans.  This switch is also plugged into a couple other Cisco switches all is good on that side.Here comes the ODD ball of the bunch.  Since our wondeful execs won...

I have 4 switches in a 3750-X stack.Here is the output from the stack why are the switches out of order and I'm not able to bring up switch 1 port 1. switch 4 port 2 shows not connect it is I've checked the cables.Power stack name: Powerstack-4    St...

Hi all, We have a Cisco ASA 5510 connected to a managed router. Our line is a DS3. On the LAN side we have several 29xx and 35xx Catalyst switches.I would like to segment our Internet traffic by origin. For example:Total allocated bandwidth 45mbps---...

I would like to use the sdcard slot on the supervisor engine card, is this working?  If so can any sdcard work that is 2GB or less?

Hi,does 6500 with SUP-720 support nat on multicast traffic?i know it support Multicast service reflection based on SXI4 which can help me on destination address nat.but if i need only source nat, does the defualt NAT feature supported on multicast tr...

HI ,I have a scenario of Multicast traffic.Two wan links on differrent routers R1 and R2. I am running VRRP on both. R1 is master and R2 is backup. R1 is PIM DR with manupulated DR priority. In normal working scenario on broadcast networks R1 wins th...

Hi on IOS we used for limiting access for a group we used configuration of snmp-server views like followingsnmp-server group backupgroup v3 priv read backupview write backupview access 20 snmp-server view backupview ccCopyTable included could not fin...

We need to know the destination traffic pattern (not protocol only subnest) on a particular L3 routed  port on the 4900 series switch.Traffic source subnets are known, there are few destinations subnets and rest all is internet. ( default ) What we n...

Hi all,I am trying to configure etherchannel on 2 2960S connected by a flexstack with 2 ports g1/0/52 and g2/0/52 on each 2960.these switch are connected to a CAT4500, I know that I can only use LACP because of cross-stack but when I force the switch...

HiI am just about finished designing a QOS solution and have one query with regards to the following command srr-queue bandwidth shape 30 0 0 0I am happy with what this command does and how the weights work.I know the first weight is 1/30 of the inte...