Does anyone have a good process for replacing a N7k single supervisor setup if say the supervisor died and had to be replaced. With N7k's and VDC's this becomes more problematic as the global vdc and other vdc's use separate config files . Wh...
Hello, I have below setup.I have a server in DMZ which is having private IP address Nat'd to 98.x.x.5. In the router there are two links coming from different ISPs and have 2 default routes pointing towards respective ISPs. If somebody access the ser...
Hi All,Very quick question, if I am using a router on a stick setup but on the same router I have switch ports via a HWIC card installed, is it possible to make devices I plug in to them ports land in the same network as traffic coming in my sub-inte...
Hello,Our Cisco switch (2960S-48LPS-L) self-shutdowned 5 times yesterday. The symptoms are (after event of shutdown):The power cord is attached, but the switch is offDisconnecting power cord and connecting it back usually helps to start it up but som...
Hi All,I am working with a client to implement QoS for their Lync environment. Lync 2013 has this feature to mark dscp values based on packets tagged with logical ports. As an example, packets on port 20000 til 20039 will be marked to dscp 46(ef) and...
Hello Again, On our new test network that consists of two Nexus 6004's and two Nexus 9372's that run vPC between the two. The network VLANs live on the Nexus 6004's and extend down to 9K's via vPC linksOn one of our 9K's we have a host in switchport...
Dear All,I have 2 Layer3 3850 cisco switches. I want to create 6 vlan on this. but i want to use as auto redundancy mode.how to configure the same. I dont have any spare fibre cable so if first switch down then i manually transfer all cable to other ...
Hi guy I configured a router as a dhcp server but i got "No option 125", may I know how to resolve? 150557: Mar 12 2015 22:42:27.767 GMT: DHCPD: no option 125150558: Mar 12 2015 22:42:27.767 GMT: DHCPD: broadcasting BOOTREPLY to client ac44.f211.a13b...
Hello, i was wondering if anyone could see a problem with me using a K9 image loaded onto my C3560V2 on my C3560(v1) There is a need to have all network devices enabled with SSH access, which requires a K9 image. All of the new PoE switches we purcha...
I am not able to ping between PC 1 and PC 0 / PC 2 where in I can ping between PC 1 and PC 3.As per my understanding PC 1 has Ip address of 192.168.3.7/16 which is in the range of 192.168.0.0 - 192.168.255.255 which includes other IP as well they wh...
Hello all, long time - no see:)I've one question:Imagine the router or switch gets layer 2 transport packet for example: Cdp, Lldp, or Lacp. We all know if the router gets any of these packets the packet would be proccessed, but if all of mentioned p...
Anyone know if the default state on ACL's on Nexus switches is to "not" collect counts on the hits on the entries ? We are not seeing anything and it appears Cisco in it's infinite wisdom has turned it off unless you specify with the "statistics...
Hi,
My questions are about QoS classes and aggregate shaping of multiple classes.This is my setup, across 2 sites (it's a live environment):
4507------ASA-----PE----(400Mbps)----PE------ASA--------6509
Site A Site B
T...
Hi,I have a question. I know you can have an etherchannel from say another switch to a nexus whetre two of its ports are on different line modules.However.Can you have a host like a firewall create a portchannel across two fex's? Im hoping you can as...
Hi..i jst got a job in india...suppose we have a cisco router...that performing poor performance what the troubleshooting we can do that?any one helpe me..plsss
