PC A is trying to access Server B web server. WAN is Metro Ethernet with 1ms latency. PING from A to B OKTRACEROUTE from A to B OKSSH from A to B OKHTTP/HTTPS from A to B NO RESPONSE From the WireShark capture, Server B tries to reach PC A after exh...
Hi all, I'm trying to configure a port-channel between a Cisco Cat 4507 and a Huawei switch; when I try to activate the Po on the Cisco side I got the following error: *Jun 8 06:27:08.289: %PM-4-ERR_DISABLE: channel-misconfig error detected on Po20...
Hi Everyone, One of our customers has recently returned a 3650 switch claiming it to be in non-working condition. No further information was provided. I started off with basic POST test and it didn't shoot up any error whatsoever. Stored system POST ...
Hello. I am trying to find if I can configure gre tunnels in cisco nexus 5596up. I found that the device support the configuration of ip tunnels but that all the information that I found in the configuration guide. Does any one know where I ca...
I was trying to upgrade boot loader for switch 3850, Looks like some parameter is not set properly and after reset it started giving below error and its not booting and not moving beyond this point. Mainboard hardware authentication failed. Abort in...
Hi, folks.When upgrading a Cat3750X-48T-S to 15.2.2Ex or even 15.2.3Ex each reboot shows some error messages when checkingthe boot via console: cisco WS-C3750X-48 (PowerPC405) processor (revision A0) with 262144K bytes of memory.Processor board ID FD...
Hi ,I need some help in dividing the network to a different subnet and allow them to access internet only. Currently we access internet via Palo Altos in the AWS. Connectivity is from Floor switches (4506) to Nexus (5K) at distribution to Cisco ...
WS-C6513 Switch is reloaded with the error message " bus error at PC 0x415D5FEC, address 0x0" all the services are down and restarted. Last reload reason: bus error at PC 0x415D5FEC, address 0x0 any one help this to fix..!
So I have a situation where I have a layer 3 switch (R3-1) that is 2 hops away from the subnet on R1 (another layer 3 switch). It has formed an eigrp neighbor with the two layer 3 switches (R2-1 and R2-2) that are one hop away from R1 however it is ...
Dear Team, Can u tell me about how to run STP for preventing looping without blocking any port in a redundant network . Eg. suppose we have five switches and these are connected like ring network.. it's question asked me in interview and I told ...
Hi all, I am configuring cisco ASA 5525-x .I configured port-channel sub interfaces for multiple vlans. I also configured ASA as a dhcp server for these vlans. I created different dhcp scope for different vlans and evenn it works fine, clients are re...
Hi all, I am configuring cisco ASA 5525-x .I configured port-channel sub interfaces for multiple vlans. I also configured ASA as a dhcp server for these vlans. I created different dhcp scope for different vlans and even it works fine, clients are rec...
Hello! As I am preparing myself for CCNP Switch certification, I have been doing some labs with STP. I have came across PVST+ and uplinkfast functionality. Once reading about dummy mulitcast frames I wanted to see for myself if switch does send that....
Hi, I have a connection from an ISP provided by a mode connected to my router and ISP was Providing 1 public IP, also I've an ASA behind the router and everything was cool. I requested 4 more public IPs so I have now 5 to NAT to internal 5 WEB Server...
I've two 4500X configured in VSS mode and I use it as my main gateway.I try to ping 192.168.125.247 (vlan 125) from a machine in vlan 120 (192.168.120.164 / 255.255.254.0 / 192.168.120.254 ) and the ping is not working.The 4500X cluster is the gatewa...
