Switching

Dear friends,I am doing an experiment with TTL Security Check in OSPFv2. I have two OSPF devices connected via a direct link, call them R1 and R2. R1 is running 7200 IOS, R2 is a Linux-based Quagga router on which I can manipulate the TTL of OSPF pac...

I had a configuration example that I lost on how to power up and power down ports at specific times of day. I have misplaced it and wondered if anyone could share one to get me going again. Example: I have a PoE telephones connected to ports GigabitE...

I have installed the new software version in bootflashthe switch will not boot with the new file ?Directory of bootflash:/15842  -rwx   125276868   Apr 1 2014 03:30:19 +00:00  cat4500e-universalk9.SPA.03.04.02.SG.151-2.SG2.bin15843  -rw-   171853028 ...

Hello, I am interesting what is difference between following terms, from cisco switch data sheets?line rate non-blocking wire speed Thank you,San

Hi ,I want to encrypt the traffic between my DCIs . I use OTV as Technoligie to interconnect two DCI.I want to know how to enable OTV Over Ipsec ?? I did the standard configuration but it didn't workthank you

Hi peopleI have a problem with drop packet in many interefaces of a WS-C6506-E (R7000) (s72033-ipservices_wan-mz.122-33.SXJ3.bin)in the picture you can see thatmost of the interfaces have connected serverswhich can be the cause of this?, what trouble...

Hello,i have trouble connecting to a new RV 220W. There's an DHCP Server (SBS 2003) in the destination network. When i try to connect with Cisco VPN Client i get this Message in Logfile: "No private IP address was assigned by the peer".VPN with SSL i...

Hello Experts,We are in process of configuring the syslog settings on Cisco routers so that syslog server receive the logs. The branch router is connected with HO router by MPLS.HO Router  192.168.45.111Branch Router 192.168.37.1We have another switc...

Hi Cisco Team,I am planning to change the Voice Core switch in our network from Nortel 5520-24T-PWR ERS to a Cisco Catalyst 3750G Series poE-48 switch. We are using Nortel CS-1000 PABX System in our network and the model of IP Phones which we using a...

Hi all, I have a customer perform vSphere upgrade from 4.1 to 5.1 with Nexus 1000v. After upgrade the ESXi 5.1 with VEM 4.2(1)SV2(1.1a) successfully, we try to migrate VM back to the ESXi server and keep ping to this VM IP address. We found out beyon...

Say you have a network w/ 10 switches.9 of them run Rapid PVST, and one runs the legacy PVST.Would the entire L2 network fall back to legacy PVST, or only the segment where the one switch that's not yet converted to Rapid?This Cisco doc says: "When a...

Hello,We have a wireless controller connected to a core switch via two port bundled together to form a port channel 2.There is a plan to shut down the switch ports connected to controller for some testing.Is it advisable to shut the individual ports(...

Hy We have some problems downloading the configuration via tftp. The problem occurs after we move to the new WAN-router. We find out that the problem is in the ARP-cache of the Catalyst switches.Both switches C3750 and C2960 are configured as L2 Swit...

We want to update the IOS from s72033-adventerprise_wan-vz.122-33.SXI6.bin to s72033-adventerprise_wan-mz.122-33.SXI6.binDoes eFSU support ?